id
stringlengths
36
36
question
stringlengths
1
1.57k
opa
stringlengths
1
287
opb
stringlengths
1
287
opc
stringlengths
1
286
opd
stringlengths
1
301
cop
class label
4 classes
choice_type
stringclasses
2 values
exp
stringlengths
1
22.5k
subject_name
stringclasses
21 values
topic_name
stringlengths
3
135
61333696-341d-4d61-a70c-797ddae6727d
Fluoride level permissible in drinking water ?
< 0.5 mg/L
0.5-0.8 mg/L
1 mg/L
1.5 mg/L
3d
single
Ans. is 'd' i.e., 1.5 mg/L The recommended level of fluoride in drinking water in the country is accepted as 0.5 to 0.8 mg/ Liter. -Park o Maximum permissible limit is 1.5 mg/Lit. Guidelines of for drinking water Colour < 15 true colour units (TCU) Turbidity < 1 nephlometric turbidity units (NTU) Hardness < 100 - 300 m...
Social & Preventive Medicine
null
b3b8f17f-25ac-4f83-9434-0efb1f1621b8
An 11-year-old boy was brought to the pediatric OPD with multiple abscesses over his face, chest, and back. The child has a history of recurrentrespiratory infections. On examination, he has atopic excoriating skin and multiple cold abscesses on his back. What is the most probable diagnosis?
Hyper IgE syndrome
Hyper IgM syndrome
Carcinoid syndrome
Wiskott aldrich syndrome
0a
single
From the above clinical history and examination, the most probable diagnosis is Hyper IgE syndrome (Job's syndrome). It is an autosomal dominant primary immunodeficiency disease caused by a mutation of STAT3 gene. Neutrophils do not generate an immune response, probably due to a defect in chemotaxis. Patients present w...
Microbiology
Immunology
116bec58-a434-48d5-8fba-2deb97a467dc
Epimers of glucose
Mannose
Glyceraldehyde
Fructose
None
0a
multi
When sugars are different from one another, only in configuration with regard to a single carbon atom, other than the reference carbon atom, they are called epimers. For example, glucose and mannose are an epimeric pair which differs only with respect to C2. Similarly, galactose is the 4th epimer of glucose. (Fig. 6.4)...
Biochemistry
Metabolism of carbohydrate
d4b8cd53-61df-42d7-9f4f-b8a6001a93ba
Earliest site of bone involvement in hematogenous osteomyelitis is -
Metaphysis
Epiphysis
Diaphysis
Apophysis
0a
single
Ans. is 'a' i.e., Metaphysis Pathophysiology of acute osteomyelitiso Organism reach the bone through blood stream from a septic focus elsewhere in the body, o Metaphysis of long bone is the earliest and most common site involved because : -Metaphysis is highly vascularCommonest site is metaphysis. This is because of th...
Orthopaedics
Infection of Bones & Joints
bffc87c0-841a-47f7-8a66-dd6eed8fbff4
Obsessive personality disorder is also called:
Anankastic personality disorder
Dissocial personality disorder
Eccentric personality disorder
Histrionic personality disorder
0a
multi
Obsessive-compulsive personality disorder (OCPD), as defined by the current version of DSM-5, and termedanankastic personality disorder in the ICD-10. Pre occupation with rules and regulations Perfection that slows them down Stubborn and inflexible Impoant to work, no time for leisure activities Formal, don't like humo...
Psychiatry
Personality Disorders
d35cbf29-cdbe-4b8c-b26a-f856b822bf8c
Commonest cause of esophageal performation is?
Acid ingestion
Hyperemesis
Instrumentation
Carcinoma infiltrating
2c
single
Ans. is 'c' i.e. Instrumentation
Surgery
null
bb9cf45b-9b2a-4220-a2df-4881ee562186
Investigation of choice in hirschsprug's disease is ?
Rectal manometry
Rectal examination
Rectal biopsy
Ba enema
2c
single
Answer 'c' i.e. Rectal biopsy Definitive diagnosis is made by rectal biopsy. The histopathology of Hirschprung's disease is the absence of ganglion cells in the nerve plexus, presence of hyperophied nerve bundles and increased acetylcholinesterase-positive nerve fibres.
Surgery
null
7a843e6e-51d0-456a-950f-7f0626c43778
Which of the following is true regarding competitive inhibition?
Vmax increases
Vmax decreases
Km increases
Km decreases
2c
multi
Competitive inhibition leads to increase in Km, and Vmax remains constant.
Biochemistry
null
df7d4781-5714-485d-8515-b3eb78f62ab2
Fanconi's anemia is a:
Constitutional anemia
Hemolytic anemia
Iron deficiency anemia
Auto-immune anemia
0a
single
a. Constitutional anemia(Ref: Nelson's 20/e p 2390-2392, Ghai 8/e p 349-351)Constitutional pancytopenia is defined as decreased marrow production of the 3 major hematopoietic lineages on an inherited basis, resulting in anemia, neutropenia and thrombocytopenia. Important causes are:Fanconi anemiaAmegakaryocytic thrombo...
Pediatrics
C.V.S.
24dbaf7e-0d2c-408e-822c-e561449d62ed
The nerve supply of nail bed of index finger is ?
Superficial br of radial nerve
Deep br of radial nerve
Median nerve
Ulnar nerve
2c
single
Ans. is 'c' i.e., Median nerve
Anatomy
null
31db8948-90b8-4343-abff-a74e41adb9c1
Enzyme responsible for complete oxidation of glucose to CO2 and water is present in:
Cytosol
Mitochondria
Lysosomes
ER
1b
single
Under aerobic conditions, pyruvate is taken up into mitochondria, and after oxidative decarboxylation to acetyl-CoA is oxidized to CO2 by the citric acid cycle. Under anaerobic conditions, pyruvate is reduced by the NADH to lactate, catalyzed by lactate dehydrogenase. (Ref: Harper Ed. 29th pg173, Ed 30th pg 172)
Biochemistry
null
85b937bd-b09a-48d6-8f08-a53d1097f19b
Which of the following psychotropic drugs must be monitored for hematotoxic effects?
Buspirone
Clozapine
Haloperidol
Lithium carbonate
1b
single
Clozapine causes agranulocytosis in a small but consistent fraction of patients; monitoring is mandatory.Buspirone is an antianxiety agent with minimal sedative action.Haloperidol is an older, highly potent antipsychotic drug used in schizophrenia.Lithium carbonate is an impoant antimanic drug. It apparently acts by in...
Microbiology
All India exam
90164a14-1b57-4031-a96e-531e9ec1ee71
Which of the following disease is transmitted by Mansonia?
Bancroftian filariasis
Japanese encephalitis
Dengue
Chikungunya
3d
single
Mansonia acts as a vector for Chikungunya Vectors of impoant diseases: Vector Diseases(s) transmitted Housefly (musca domestica) Diarrhoeal and dysentrical disease, Poliomyelitis, Yaws, Anthrax, Trachoma Sandfly (Phlebotamus argentipes) Kala azar (Visceral Leishmaniasis), Oriental score (cutaneous Leishmaniasis), Sandf...
Social & Preventive Medicine
Medical Entomology
523f68b4-5602-4947-b204-6a1c436235f6
Yellow discoloration of skin and mucosa is seen in which poisoning?
Nitrous oxide
Nitric acid
Sulphuric acid
Phosphoric acid
1b
single
Nitric Acid Synonyms: Aqua Fois, Red Spirit of Nitre Propeies * Clear, colourless, fuming liquid * Pungent odour * With organic substances, it causes yellowish discolouration due to xanthoproteic reaction. Fatal dose: 10 to 15 ml Fatal period: 12 to 24 hours. Autopsy Findings * Corrosion of skin, angle of mouth, lips, ...
Forensic Medicine
Poisoning
b84fdfce-6080-47ca-ab7b-9d38f8e89853
A 58-year-old man has experienced worsening double vision and eyelid drooping, particularly toward the end of the day, for 1 month. He also has had difficulty chewing his food at dinner. He was diagnosed with Sjogren syndrome more than a decade ago. On physical examination, he has 5/5 motor strength in his extremities ...
Acetylcholine receptor antibody positivity
Anti-histidyl tRNA synthetase (anti-Jo-l) titer 1 :512
Elevated serum creatine kinase level
Increased serum cortisol level
0a
single
Myasthenia gravis leads to muscle weakness from loss of motor endplate function. This disorder is caused by an antibody-mediated loss of acetylcholine receptors at neuromuscular junctions. Edrophonium inhibits cholinesterase to improve synaptic transmission. The anti-Jo-1 antibody is present in polymyositis. Sjogren sy...
Pathology
Peripheral Nerve & Skeletal Muscles
fd81c067-c433-4856-ac21-f2e4a7dc47cc
Hemophilia B is due to deficiency of-
Factor VIII
Factor VII
Factor IX
factor X
2c
single
Hemophilia B is due to deficiency of factor 9 and is also called as Christmas disease. Factor 8 deficiency causes Hemophilia A. There are two main types of haemophilia: haemophilia A, which occurs due to low amounts of clotting factor VIII, and haemophilia B, which occurs due to low levels of clotting factor IX. They a...
Pathology
Haematology
3fe063ec-fd78-48d6-8d8f-8709cbd7eb41
A triphasic withdrawal syndrome follows an abrupt discontinuation of ______ use.
Alcohol
LSD
Heroin
Cocaine
3d
single
Cocaine use produces a mild physical, but a strong psychic dependence. A triphasic withdrawal syndrome follows an abrupt discontinuation of chronic cocaine use. Signs and symptoms : In the early phase (crash phase, 9 h to 4 days), there is anorexia, depression, agitation, excessive craving, hypersomnia, fatigue and exh...
Forensic Medicine
Drug Abuse
d51964ae-cf2b-4cb1-93d2-4a7302e1f480
Not a B cell lymphoma -
Mycosis fungoides
CLL
Hairy cell leukemia
Mantle cell lymphoma
0a
single
Mycosis fungoides is a slowly evolving cutaneous T-cell lymphoma occuring in middle aged adult males Ref: Harshmohan textbook of pathology pg:359
Pathology
Haematology
770c9faf-b719-4db2-a123-817510edb3c1
A child with a history of pain over lower extremities since few moths shows radiological evidence of osteosarcoma. Most common site of osteosarcoma is:
Upper end of femur
Lower end of femur
Lower end of fibula
Lower end of tibia
1b
single
The classic form of osteosarcoma is typically seen in patients in their second or third decade, with a peak in the adolescent growth spu. It occurs more frequently in males than in females and is found in the metaphyseal areas of long bones, with 50% of lesions seen about the knee joint. The distal femur is the most co...
Surgery
null
00c05c88-d6b1-4ecb-b852-0d6d7d3dd113
Which among the following is a branch from the trunk of brachial plexus?
Suprascapular nerve
Long thoracic nerve
Anterior thoracic nerve
Dorsal scapular nerve
0a
single
Branches of root- Long thoracic nerve, dorsal scapular nerve Branches of the upper trunk- Suprascapular nerve, nerve to subclavius Branches of the cords -        Lateral cord Lateral pectoral nerve Musculocutaneous nerve Lateral root of median nerve -        Medial cord Medial pectoral nerve Medial cutaneous nerve ...
Anatomy
null
e0ece168-56b8-4ba6-8fab-c9b0a69eb104
Kuttner Tumour is a lesion of following gland
Lymph gland
Salivary gland
Sebaceous gland
Thymus gland
1b
single
• Kuttner tumor is also called as Chronic sclerosing sialadenitis • Benign inflammatory lesion (fibro inflammatory) • Associated with submandibular glands in most of the cases. • Is basically a chronic inflammatory disease of salivary glands. • Positive for cytokeratin CK 7, 8, 13, 19.
Unknown
null
3738ece5-ced6-456b-82d9-c16c8ef64caf
Which of the following complication is not seen with peritonitis
Cardiac failure
Residual abscess
Endoxic shock
Bone marrow suppression
0a
single
Systemic complications of peritonitis-Bacteraemic/endotoxic shock,Bronchopneumonia,respiratory failure,Renal failure,Bone marrow suppression,MODS(multiorgan dysfunction syndrome).Abdominal complications include Adhesional small bowel obstruction,Paralytic ileus,Residual/recurrent abscess,Poal pyaemia and liver abscess....
Surgery
G.I.T
2d6df48d-cd66-40d7-9ad9-7b6d7081cb40
Wolffian duct give rise to
Vas deference
Appendix testis
Testis
Prostate
0a
single
(Vas deference) (1403-LB) (1377-B &L 25,h)* The testis develops from the genital fold medial to the mesonephros (Wolffian body)* The Wolffian duct becomes the epididymis and vas deferensDevelopment of genitourinary System:Embryonic structureStructure developing in MALEStructure developing in FEMALEGenital tuberclePenis...
Surgery
Testis & Scrotum
3d7e9d37-3817-453e-a9c4-ba7cdde803b3
All of the following statements about Erlotinib are true, except:
Tyrosine kinase inhibitor
Food decreases its absorption
Rashes may occur
Used in Non small cell lung carcinoma
1b
multi
Ans is 'b' i.e. Food decreases its absorption Erlotinib o Erlotinib is a human HER1/EGFR tyrosine kinase inhibitor. o It is indicated for treatment of patients with locally advanced or metastatic non small cell lung cancer. It is also used in carcinoma of pancreas, head & neck cancer, hepatocellular carcinoma and carci...
Pharmacology
null
69558469-8a49-4010-8254-bfd0838b69a9
Treatment of Malignant tracheo-oesophageal fistula is
Oesophagotomy
Expanding metal stent
External beam radiation
Chemoradiotherapy
1b
single
Malignant tracheo-oesophageal fistula is a sign of incurable disease. An expanding metal stent is probably the best treatment. (palliation)Ref: Bailey and Love 27e pg: 1095
Surgery
G.I.T
a2d592ab-a69c-43ee-b952-c402a07a20c1
Memory T cells can be identified by using the following marker?
CD45 RA
CD45 RB
CD45 RC
CD45 RO
3d
single
Stem memory TSCM cells, like naive cells, are CD45RO-, CCR7+, CD45RA+, CD62L+ (L-selectin), CD27+, CD28+ and IL-7Ra+, but they also express large amounts of CD95, IL-2Rb, CXCR3, and LFA-1, and show numerous functional attributes distinctive of memory cells Reff: www.mayoclinic.com
Microbiology
Immunology
bdd0b9dc-0ef8-4044-9aac-59ceed63f784
Which one is not associated with peptic ulcer -
Smoking cigarrete
Zollinger Ellison's syndrome
Plummer vinsons syndrome
Cirrhosis
2c
single
Conditions also. with peptic ulcer have already been described. Plummer Vinson Paterson Kelly syndrome consists of :- Iron deficiency anemia Dysphasia atrophic oral mucosa, glossitis brittle spoon-shaped fingernails. Typically pts are Woman over 40 yrs of age. Its a Pre-malignant condition* for both oral cavity & esoph...
Anatomy
G.I.T
775aace7-c241-40bd-8dca-69374de43a83
The type of necrosis seen in Tuberculosis:
Gummatous
Coagulative
Caseation
Liquefactive
2c
single
Caseous necrosis is encountered most often in foci of Tuberculosis infection. The term caseous (cheese-like) is derived from friable yellow-white appearance of the area of necrosis. On microscopic examination, the necrotic focus appears as a collection of fragmented or lysed cells with an amorphous granular appearance....
Pathology
null
4e891e50-65b4-4bcc-be2d-52689b91e435
Active search for disease in an apparently healthyindividual is k/a
Monitoring
Case finding
Screening
Sentinel surveillance
2c
single
screening Screening is defined as 'the search for unrecognized disease or defect by means of rapidly applied tests, examination or other procedures in apparently healthy individuals." Other terms Case finding : is the use of clinical and/or laboratory tests to detect disease in individuals seeking health care for other...
Social & Preventive Medicine
null
045afcdf-905a-47bd-ac4d-e6a4f650c6a3
Thiazides can cause:
Hyperkalemic paralysis
Hypouricemia
Hypolipidemia
Impotence
3d
single
ADRS of thiazides- Nausea, vomiting, diarrhea.Headache, giddiness, weakness, paresthesias, impotence electrolyte complications of the high ceiling and thiazide diuretics: 1. Hypokalemia 2. Acute saline depletion 3. Dilutional hyponatremia 4. Hearing loss 6. Hyperuricemia 7. Hypercalcemia 8. hyperglycemia and hyperlipid...
Pharmacology
Kidney
6983ec48-54fc-4234-bbce-76a99b3807f8
Which of the following statements about Wilson's disease is TRUE?
Low serum ceruloplasmin and low urinary copper
Low serum ceruloplasmin and high urinary copper
High serum ceruloplasmin and low urinary copper
High serum ceruloplasmin and high urinary copper
1b
multi
In Wilsons disease, due to deficiency of ATP7B protein, biliary copper excretion is impaired and it accumulates in the liver. Defective copper incorporation into ceruloplasmin leads to its excess catabolism and lower ceruloplasmin levels. Serum copper levels are usually lower than normal because of low blood ceruloplas...
Medicine
null
c751e81d-a026-4c51-a63f-c6a633929703
The following are true regarding Lyme's Disease, except:-
lt is transmitted by ixodid tick.
Erythema chronicum migrans may be a clinical feature
Borrelia recurrentis is the aetiological agent
Rodents act as natural hosts
2c
multi
Option 1, 2, 4 Lyme's disease Causative agent = B. burgdorferi Transmitted by bite of Ixodid ticks /Hard tick Replicates locally & invades locally Centre - periphery Erythema Chronicum migrans Annular rash / bull's eye. Associated with ch. ahritis Option 3 B. recurrentis: causes Relapsing fever Reason for relapse is an...
Microbiology
Systemic Bacteriology (Haemophilus, Yersinia, Spirochaetes, Ricketssia, Chlamydia, Mycoplasma and Miscellaneous Bacteria)
5cc2be5e-7872-47a1-bc25-2422609d27a9
Biological value is maximum in
Egg
Milk
Soyabean
Pulses
0a
single
NPU (Net protein Utilisation) is the combination of Biological value & Digestibility, which is 100 for egg, compared to 80 for meat and 75 for milk.
Microbiology
All India exam
01126b58-ffd7-46a8-a018-d354697f617d
Which of the following is done for the quick diagnosis of Erythrasma-
Biopsy
KOH examination
Culture and sensitivity
Wood's lamp examination
3d
single
Ans is 'd' i.e. Wood's lamp examination o Erythrasma is caused by infection by Coryneform bacteria. Wood's lamp examination is a commonly used test to diagnose Erythrasma. Lesion shows coral red fluorescence due to coproporphyrin III production by the bacteria.ConditionFluorescent coloursTinea capitisBright yellow gree...
Skin
General
d94a60a2-f7d9-4350-aea2-451d7f1ce096
Surgery for varicose veins is contraindicated by even stripping in
DVD
DVT
Atherosclerosis
None
1b
multi
DVT is a contraindication for the treatment of varicose veins Varicose vein surgery should be never attempted in a case where DVT exists along with varicose veins, because in these cases, superficial veins are the only valved venous pathway and excising them will only aggravate the condition Ref: Sabiston 20th edition ...
Surgery
Vascular surgery
1b5e63e1-0f43-4126-9523-e0a20c623981
Diaphram is formed from the following components except
Septum Transversum
Splanchnopleuric mesoderm
Ventral and Dorsal mesentry of oesophagus
Mesoderm of body wall
1b
multi
The diaphragm is developed from (a) Septum transversum(b) Pleuro-peritoneal membranes(c) Ventral and dorsal mesenteries of oesophagus(d) Mesoderm of body wall, including the mesoderm around the dorsal aoaReference: Inderbir Singh Embryology; 10th edition; Page no: 227
Anatomy
General anatomy
2ed70b51-8874-4365-8ab3-9f648e440e6a
A child comes with a circular 3cm x 3cm scaly patchy hair loss with itching in the lesions. The investigation of choice is
Split skin smear
KOH mount
Gram stain
Tzanck smear
1b
single
Itchy lesions over head with hair loss likely suggestive of Tinea capitis and KOH mount of hairs is the investigation of choice.
Dental
null
eb216a2d-ec98-4e03-8ac8-de3c93bc6d1b
A 66 year old female is posted for subtotal gastrectomy for adenocarcinoma. The important procedure related complication:
Pneumothorax
Constipation
Hemolytic anemia
Bilious vomiting
3d
single
Ans. (d) Bilious vomitingRef: Sabiston 20th Edition, Page 1212Complications of Gastric Surgeries:* Dumping syndrome* Afferent loop syndrome* Efferent loop syndrome* Malabsorption syndrome (Anemia, hypocalcemia, B12 deficiency)* Alkaline reflux gastritis* Bile reflux gastritis* Gastric atony* Duodenal stump blow out.
Surgery
Stomach & Duodenum
2d7990e1-7423-4385-aa9b-35aefdfec4c6
Plusating tumours include all except -
Bone sarcoma
Osteoclastoma
Secondaries from hypernephromas
Secondary from prostate
3d
multi
Ans. is 'd' i.e., Secondary from prostate
Surgery
null
0d6f77ca-5cad-42a5-acda-6cb5bebcc93d
The main reservoir for Entamoeba histolytica is -
Man
Diy water
Soil
Ponds
0a
single
The main reservoir for Entamoeba histolytica is man. Other options can be the modes of transmission ie. faeco oral through contaminated water. Option 1, 2, 3, 4 E. histolytica: Habitat: Large intestine Morphology-3 stages: Trophozoites, Pre-cyst and cyst. Host: Humans are the only host and reservoir. Infective form: Ma...
Microbiology
Parasitology Pa 1 (Protozoology)
7a0782b7-cdf5-43f0-813d-72e25020a17b
Basophilic stippling is seen which of the following cells: UPSC 11; UP 11; NEET 14
Neutrophils
RBC's
Basophils
Eosinophils
1b
single
Ans. RBC's
Forensic Medicine
null
0d64bcc4-37ce-4140-b46d-2e8d9a900b1b
Atypical moro's reflex is seen in A/E -
clavicle
Sternomastoid tumor
Shoulder dislocation
Brachial plexus injury
1b
single
Ans. is 'b' i.e., Sternomastoid tumour
Pediatrics
null
91f32b08-ebc3-4b32-b2d7-12f2c2577e4d
Female genital tract develops from ?
Mesonephric duct
Mesonephric tubules
Mullerian duct
None
2c
multi
Mesonephric duct (Wolffian duct) is the main genital duct in males as it gives rise to mainly male genital system.Paramesonephric duct (Mullerian duct) gives rise to mainly female genital tract
Anatomy
null
233442cf-0443-45c0-9845-7ff213634c6d
Infection occurring after man&;s bite is
Spirochetes
Staphylococcus
Anaerobic streptococci
Candida
1b
single
Staphylococcus infection - human patients and carriers are the commonest sources of infection. About 10- 30% healthy person carry bacterial in the nose, skin, axilla, perineum and throat. Ref: Textbook of microbiology; Ananthanarayan and paniker's 10th edition; Pg:205
Microbiology
Bacteriology
61b3ac37-34bf-4097-8c57-7e9b28ac4fc5
Which of the following statements is false regarding Familial Mediterranean fever?
Form of hereditary amyloidosis
Excessive production of TNFa
Autosomal recessive
Mutation affecting pyrin protein
1b
multi
Familial Mediterranean Fever (FMF) Most common and best studied form of heredofamilial amyloidosis Autosomal recessive condition Autoinflammatory syndrome associated with excessive production of the cytokine IL-1 in response to inflammatory stimuli Attacks of fever accompanied by inflammation of serosal surfaces, inclu...
Pathology
Auto Immune Disorders Introduction
8e3d8b59-248f-4f6b-951c-3024ae184cd9
Onion peel appearance in X-ray suggests
Osteogenic sarcoma
Ewings sarcoma
Osteoclastoma
Chondrosarcoma
1b
single
Onion peel appearancne Typical of ---Ewings sarcoma May also be seen in ----Osteosarcoma and osteomyelitis Refer Campbell 13th/e p 953
Anatomy
null
fb84f7f2-7c02-47b2-8cce-7a7e60639bfc
All of the following statements are false EXCEPT:
Right ventricle work more than left ventricle
Left ventricle works more than right ventricle
Both ventricle work equal
Maximum ventricular filing occurs in isovolumetric contraction
1b
multi
Ans. B Left ventricle works more than right ventricleRef: Guyton Physiology, 11th ed. pg. 110* Right ventricular external work output is normally about one sixth the work output of the left ventricle because of the six-fold difference in systolic pressures that the two ventricles pump.
Physiology
Heart, Circulation, and Blood
2f3aa784-cc46-4334-8914-ec0c9d74fdf3
At autopsy, the cyanide poisoning case will show the following features, except -
Characteristic bitter lemon smell
Congested organs
The skin may be pinkish or cherry red
Erosion and haemorrhages in oesophagus and stomach
2c
multi
Hydrocyanic acid Cyanide occurs as solid, liquid or in gaseous state as: * Gas form -- Hydrogen cyanide (HCN) * Liquid form -- Hydrocyanic acid (Prussic acid) * Solid form -- occurs as salts such as potassium cyanide/ sodium cyanide. Mechanism of Action Cyanide reversibly inhibits ferric iron containing enzymes. Cyanid...
Forensic Medicine
Poisoning
ac80db1a-93b4-4d55-bd41-3b819b8764e6
Feature(s) of slow twitching muscle is/area) Contain large amounts of myoglobinb) Composed of smaller fibersc) Contain larger amount of glycolytic enzymed) White in coloure) It has high ATPase activity
ac
ab
ad
bc
1b
multi
Characters of slow twitching muscles. -        Myoglobin- High amount -        Colour- Red -        Fibres- Small -        ATPase activity- Low Glycolytic activity- Low
Physiology
null
d1a500c4-bc1a-486c-b733-005db6850d4d
NUVA SEAL is:
UV activated sealant
Self-cure sealant
Light cure sealant
Flouride releasing sealant
0a
single
First Generation Sealants: Polymerized with UV light at a wavelength of 365 nm – cyanoacrylate based material. Classified as ‘accepted’ by ADA in 1976. Eg: Alpha seal, Nuva Seal Failed due to: Excessively absorbed UV light-prevented complete polymerization of sealant at its depth. Inconsistency of wavelength from th...
Dental
null
6cf35ab9-10b2-462e-8f6c-f61fe297b4e2
Carcinoma endometrium involving uterine cavity more than 10 cms long with early myometrial involvement is
Stage Ia
Stage Ib
Stage IIa
Stage IIb
1b
single
Ans- The International Federation of Gynecology and Obstetrics(FIGO) staging system for carcinoma of corpus uteri is as follows:Stage IA-Tumor limited to endometrium <8 cm)Stage IB-Invasion to less than one half the myometrium (>8 cm)Stage IC-Invasion to more than one half the myometriumStage IIA-Endocervical glandular...
Unknown
null
f3a643d7-c20b-4135-afff-204f74fe30bf
Treatment of a large hydrocele in an infant:
Repeated aspirations
Ligation of sac at the opening of inguinal canal
Herniotomy
Eversion of sac
2c
single
Ans: c (Herniotomy)Ref: Bailey & Love, 24th ed, p. 1408 & 23rd ed, p. 1275
Surgery
Testis & Scrotum
5a242165-f06e-49de-9b9c-0cc4e1303f75
All of the following are ACTH independent Cushing syndrome except :
Pituitary adenoma
Adrenal hyperplasia
Adrenocoical carcinoma
McCune Albright Syndrome
0a
multi
ACTH dependent Cushing syndrome is caused by : ACTH producing pituitary adenoma Ectopic ACTH Bronchial or pancreatic carcinoid Small cell cancer of lung Medullary carcinoma of thyroids Pheochromocytoma ACTH Independent Cushing syndrome is caused by : Adrenocoical adenoma/ carcinoma Primary pigmented nodular adrenal dis...
Medicine
Cushing Syndrome
daeb5251-2128-4246-afc5-beefe04af210
A 2-year-old child presented with diarrhoea and failure to thrive, Blood examination shows – Na = 122,K – 6. He is most probably suffering from –
Banter syndrome
21–α Hydroxylase deficiency
11–β Hydroxylase deficiency
17–a Hydroxylase deficiency
1b
single
Na+ is 122 (hyponatremia). That means, there is salt losing enzyme deficiency, causing hyponatremia and hyperkalemia. 21 hydroxylase deficiency causes hyponatremia and hyperkalemia. 17α -hydroxylase and 11-β -( hydroxylase deficiency cause hypernatremia and hypokalemia. Butter syndrome causes excessive loss of Na+, K+ ...
Pediatrics
null
ac76b530-7e0f-4b19-bec5-ce5e6cc17494
In which type of glaucoma the coloured haloes are NOT seen:
Phacomorphic glaucoma
Pigmentary glaucoma
Glaucoma of epidemic dropsy
Steroid induced glaucoma
3d
single
D i.e. Steroid induced glaucoma Steroid induced glaucoma characteristically presents as chronic open angle glaucoma, with an open angle normal appearing anterior chamber and absence of symptoms (eg. halos, pain)Q. Halos are due to accumulation of fluid in the corneal epithelium and to alterations in the refractive cond...
Ophthalmology
null
8f81a4c9-83c5-4363-9c6b-74fc201b1d28
Maddox rod test is used for testing -
Macular function
Lens opacity
Amount of tear production
Vitreous hemorrhage
0a
single
Ans. is 'a' i.e., Macular function Macular function testso While evaluating the retinal function, some tests are used specifically for macular function,o These tests are :1) Simple m acular fu nction testsy Two point discrimination test (Cardboard test)y Maddox rod testy Coloured light testy Modified photostress testy ...
Ophthalmology
Techniques of Ocular Examination and Diagnostic Tests
949bde62-1a62-4f8a-8c81-0c7b267f09e8
Which of the following statement about carcinogenesis is false
Asbestos exposure increase the incidence of lung cancer
Papilloma viruses produce tumors in animal but not in human
Exposure to aniline dyes predisposes to cancer of the urinary bladder
Hepatitis B virus has been implicated in hepatocellular carcinoma
1b
multi
Ref Harrison 17/e p487 HPV, the causative agent of cervical neoplasia, has a tropism for the immature squamous cells of the transformation zone. Most HPV infections are transient and are eliminated within months by an acute and chronic inflammatory response. A subset of infections persists, however, and some of these p...
Anatomy
General anatomy
d9d0de9c-b4bd-4abd-8385-3435df24cb77
Which of the following is a wrong association -
HPV - CaCx
EBV - Burkitt's lymphoma
HHV 8 - Kaposi sarcoma
CMV - Nasophaiyngeal carcinoma
3d
single
Ans. is 'd' i.e., CMV-Nasopharyngeal carcinoma Association of viruses with human cancers (Jawetz)Virus familyVirusHuman cancerPapillomaviridaeHuman papillomavirusesGenital tumors Squamous cell carcinoma Oropharyngeal carcinomaHerpesviridaeEB virusNasopharyngeal carcinoma Burkitt's lymphoma Hodgkin's disease B cell lymp...
Microbiology
Herpesviruses
67222130-6e8b-49e3-8e9b-a4b42caaee9d
Which toxin of streptococcus causes hemolysis around colonies:
Streptolysin O
Streptolysin S
Streptodornanse
Hyaluronidase
1b
single
Option 1, 2 Streptolysin 'O' Streptolysin 'S' Oxygen labile Oxygen stable Hemolysis in reduced state only Hemolysis around streptococcal colonies. Cannot cause hemolysis on the surface of blood agar. Option 3 DNase/ Deoxyribonuclease/Streptodornanse : Diagnostic use: Anti-DNase B > 300-350 U is useful for the retrospec...
Microbiology
Systemic Bacteriology Pa 1 (Gram Positive Cocci, Gram Negative Cocci)
a1ebf5bd-1068-4515-ae0c-9cae0a94b1de
Which of these pas of Veebral Canal will show secondary curves with concavity backwards
Cervical
Thoracic
Sacral
Coccyx
0a
single
Fetus - universal flexion - 1deg curvature After bih - Cervical Lordosis - 2deg curvature begins when child stas to gain head stability lumbar lordosis - convex anteriorly begins to appear when child learns to sit. Cervical lordosis - 2deg Thoracic kyphosis - 1deg Lumbar lordosis - 2deg Sacral kyphosis - 1deg
Anatomy
Back region
3d155f3f-c124-479d-96f0-67341a9f7966
Which anticancer drug causes hypercoagulable syndrome?
5-FU
L-asparaginase
Melphalan
Carmustine
1b
single
Hypersensitivity reaction manifested by fever, chills, nausea, and vomiting, uicaria, bronchospasm, respiratory failure and hypotension; i ed risk of both clotting and bleeding as a result of alterations in various clotting factors; pancreatitis, and neurological toxicity. Ref: KD Tripathi 8th ed.
Pharmacology
Chemotherapy
6e0ea60e-0f54-4b6f-a0ff-ade78664e005
A 45-year-old female has a solitary gall stone 1.5 cm in size which was incidentally diagnosed by ultrasound. She has no symptom. What should be the best line of management?
Cholecystectomy only, if she develops biliary colic
Lap cholecystectomy immediately
Lap cholecystectomy even if she is asymptomatic after 2 months
Open cholecystectomy even if she is asymptomatic after 2 months
0a
multi
Cholecystectomy only if she develops biliary colic * Symptomatic gallstones are the main indication for cholecystectomy. * Absolute contraindications for the procedure are uncontrolled coagulopathy and end-stage liver disease.
Surgery
null
0a7103ca-f11a-4161-a6f6-440360f7453c
The pupil of a newborn is:
Dilated
Mid-dilated
Constricted
Normal
2c
single
c. Constricted(Ref: Nelson's 20/e p 3016)Pupils of a newborn are small & difficult to dilate, due to immature iris dilator muscle.Lens of a newborn infant is more spherical than that of an adult.Fundus of a newborn's eye is less pigmented than that of an adult.
Pediatrics
Genetics And Genetic Disorders
6c48e36c-f835-4fdf-9d98-891b0aa8d8e6
The police bring in a murder suspect who has been in a gunfight with a police officer. The suspect was struck by a bullet in the arm; his median nerve has been damaged. Which of the following symptoms is likely produced by this nerve damage?
Waiter's tip hand
Claw hand
Wrist drop
Ape hand
3d
single
Injury to the median nerve produces the ape hand (a hand with the thumb permanently extended). Nerve injured Effect Median nerve Ape hand (a hand with the thumb permanently extended) Radial nerve Wrist drop Upper trunk of the brachial plexus Waiter's tip hand/Policeman tip hand Ulnar nerve Claw hand and flattening of t...
Anatomy
Nerve supply, Nerve Lesions
c2ddfd66-65a7-4c6f-a977-a27500584ee1
Oral contraceptive failure occurs with
Cimetidine
Rifampicin
Morphine
Ethanol
1b
single
(Rifampicin) (1628 - Man & Gillmann) (741-KDT 6th)CONTRACEPTION FAILURE - May occure if the following drugs are used concurrently(a) Enzyme inducers - Phenytoin, Phenobarbitone, Primidone, Carbamazepine, Rifampicin, Rifabutin(b) Suppression of intestinal micro flora - Tetracyclines Ampicilline Doxycycilline
Pharmacology
Endocrinology
cbec5a74-abcd-4fa7-b208-c5a8d2a709fb
Abnormality in Crigler Najjar syndrome:
Uptake of bilirubin
Defect in hepatic conjugation
Canal icu lar Release
Reduced bile excretion
1b
single
Ref: Nelson's Textbook of Pediatrics 18th edition: page no. 1666-67Explanation:Bilirubin is the metabolic end product of heme.Before excretion into bile, it is conjugated with glucuronide by the enzyme bilirubin uridine-di- phosphor-slucuronate glucuronosvl transferase (UDPGT).UDPGT activity is deficient in Crigler- Na...
Pediatrics
Liver and Biliary System
b9d9c0aa-8982-4383-9fce-89257295bb3c
Least common association with Morbid Obesity is?
Rheumatoid Ahritis
Diabetes Mellitius type II
Essential Hypeension
Large bowel cancers
0a
single
Morbidities associated with OBESITY Diabetes mellitus (Highest relative risk) Hypeension Dyslipidemia Other conditions : Hea diseases, Cerebrovascular disease, obstructive sleep apnoea, GE reflux, Osteoahritis, cancer Ref: The medical complications of Obesity by Malnicj, QH Med 2006 Pgno : 565-579
Social & Preventive Medicine
Non communicable diseases
5266f5c1-3714-426f-ba26-8b62d85a9167
After subtotal colectomy for toxic megacolon in CD, lowest recurrence is with:
Complete proctectomy with Brooke ileostomy
Ileorectal anastomosis
Koch's pouch
IPAA
0a
single
Ans. (a) Complete proctectomy with Brooke ileostomy* Creation of Kock's continent ileostomy pouch is not done nowadays.* Brooke's ilesotomy is the done commonly in emergency cases after total colectomy and proctectomy.
Surgery
Small & Large Intestine
fa73e1eb-f7b8-48b3-bc8d-ccf3f020c9b2
The following metabolite is a derivative of tryptophan
Melatonin
Thyroxine
Epinephrine
Nor epinephrine
0a
single
Tryptophan is conveed to Seratonin, which is then acetylated and fuher methylated to form Metatonin.Ref: DM Vasudevan - Textbook of Biochemistry, 7th edition, page no: 240, Fig no 18.10.
Biochemistry
Metabolism of protein and amino acid
d7e05016-d28d-45c0-8de9-569ff8b81897
Onion bulb appearance on nerve biopsy is seen in -
Amyloid neuropathy
Diabetic neuropathy
CIDP
Leprous neuritis
2c
single
chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) has been used to identify patients with a chronically progressive or relapsing symmetric sensorimotor disorder with cytoalbuminologic dissociation and interstitial and perivascular endoneurial infiltration by lymphocytes and macrophages. It can be conside...
Pathology
Nervous system
51594e84-57cf-4386-b140-d24e8af51154
Thornwaldt cyst is also called as:
Laryngeal cyst
Nasopharyngeal cyst
Ear cyst
None
1b
multi
Thornwaldts bursa is also called as nasopharyngeal bursa, hence thornwaldts cyst is also called as Nasopharyngeal cyst.
ENT
null
200f963a-72fa-4a45-8812-a200e0a7e5d5
Helper cells belong to -
T cells
Macrophages
B cells
Monocytes
0a
single
Ans. is 'a' i..e.,T cells T-cells . T cells are amongst the two impoant cells of adaptive immune system (others are B-cells). . T cell precursors arise in bone marrow (also in yolk sac & liver before bih) and migrate to the thymus. . Maturity of T-cells takes place in the thymus (So, T cells arise in bone marrow and ma...
Microbiology
null
0a56e91f-e259-4d36-a506-22ffe2e32b4c
All of the following are true regarding Phrygian cap of gallbladder, except?
Congenital anomaly of the gallbladder
Can lead to cholecystitis
Simulate a mass on radiological imaging
Results from infolding of the gallbladder fundus
1b
multi
Phrygian cap Congenital anomaly of the gallbladder Results from folding of the gallbladder fundus Resembles a soft conical cap with the top pulled forward Can simulate a mass in the liver during hepatobiliary imaging and is sometimes mistaken for pathology. Normally causes no symptoms Does not predispose to other disea...
Pathology
Miscellaneous
47200042-3b77-4436-86e4-33119c74a480
Bowel disease with "Transmural involvement and Skip lesions" is a feature of:
Tropical sprue
Whipples disease
Crohns disease
UC
2c
single
Crohns disease
Pathology
null
f0fe6c6c-4be6-4e1b-a0cf-7e85fb91c030
The so-called "pseudo-H zone" in a sarcomere is:
M line plus lighter areas on its either side
Not seen normally in a sarcomere
Seen only in an extremely contracted state of a muscle
Disappearance of H band during contraction
0a
multi
At the very center of the sarcomere, there is H-zone (the gap between the ends of the thin filaments). The dark line at the center of the H-zone is called M-line. This dark M-line plus the light areas on either side constitutes the pseudo-H zone.
Physiology
Muscle
f0a46c0f-e551-46e6-bb1b-1ae140b5f972
Complication of trauma to danger area of face -
Cavernous sinus infection
Meningitis
Visual loss
Loss of memory
0a
single
Ans. is 'a' i.e., Cavernous sinus infection o The area of upper lip and the lowrer part of nose is the danger area of face. It is due to that this area is the common site of infection.o This area is drained by facial vein wrhich communicates with the cavernous sinus through the superior ophthalmic vein and pterygoid ve...
ENT
Nose and PNS
37fdb3c2-e98d-4bde-86f6-eedb137b3971
Children born to mothers with systemic lupus erythematosis are likely to have one of the following anomalies -
Atrial septal defect
Tetralogy of fallot
Transposition of great vessels
Complete hea block
3d
multi
Ans. is 'd' i.e., Complete hea block o Maternal lupus erythmatosus has been associated with a high incidence of congenital hea block in offspring.
Pediatrics
null
0dbf5d23-f87e-40f6-b86c-69e6a0a582a9
The neuromuscular blocker that does not need a reversal of action by neostigmine at the end of the operation is:
d–Tubocurarine
Doxacurium
Pipecuronium
Mivacurium
3d
single
Long-acting non-depolarizing (competitive) NM blocking agents require reversal with neostigmine. Mivacurium is the shortest acting NDMR. It does not require reversal due to its short duration of action. Mivacurium can be used in day care surgery.
Pharmacology
null
c7c1277f-a243-4674-80b6-8768eb2233de
Very low bih weight babies are -
< 2500 gm of bih weight
< 1500 gm of bih weight
< 1000 gm of bih weight
Between 2500-3000 gm of bih weight1
1b
single
Ans. is 'b' i.e., < 1500gm of bih weight
Pediatrics
null
5e665385-2619-444c-8956-eabf02ee0964
To differentiate malignancy from benign lesion in GIT, investigation of choice:
USG
Biopsy
Endoscopy
P.E.T scan
1b
single
Ans. (b) BiopsyRef: Chapter 91: Harrison 18th ed.* Taking multiple biopsies increases the yield. Cytologic examination of tumor brushings complements standard biopsies and should be performed routinely.* The extent of tumor spread to the mediastinum and para-aortic lymph nodes should be assessed by CT scans of the ches...
Surgery
Miscellaneous (Neoplasia)
68e1e1db-29bc-49b6-9d11-15e8353325f3
Parathormone has all of the following effects, except -
Increased bone resorption
Increased Ca+2 reabsorption in kidney
Increased phosphate reabsorption in kidney
Increased calcitriol synthesis
2c
multi
Ans. is "c" i.e., Increased phosphate reabsorption in kidney o Paratharmone is 84 aminoacid polypeptide hormone secreted from parathyroid glands.o Its secretion is regulated by plasma Ca++ concentration -- fall in Ca++ concentration increases the secretion of paratharmone.o ActionsPTH increases resorption of calcium fr...
Physiology
Endocrinology metabolism
f25a2c96-63b1-4753-854b-6274fdf96a22
In Bony ankylosis, there is -
Painless, No movement
Painful complete movement
Painless complete movement
Painful incomplete movement
0a
single
Ankylosis Ankylosis is the fusion of bones in a joint leading to stiffness of the joint. Ankylosis may be : - 1) Fibrous ankylosis: - Two articular surfaces are fused by fibrous tissue. The feature are : - Some movement of joint is possible (though just a jog of movement). Movements may be painless or painful. Mos...
Orthopaedics
null
1ee090cf-36e6-4c1d-8380-55ea430b18d6
Leprosy causes?
Rapidly progressive GN
Focal glomerulosclerosis
Membranoproliferative GN
Acute glomerulonephritis
1b
single
Renal involvement in leprosy is related to the quantity of bacilli in the body, and the kidney is one of the target organs during splanchnic localization. In some series, all cases with borderline lepromatous and lepromatous types of leprosy have various forms of renal involvement including FSGS, mesangioproliferative ...
Medicine
Nephrotic and Nephritic syndrome
8a957ff1-c616-4ee4-ad42-7c687e3f1691
Which of the following is true of molluscum contagiosum?
Treatment is extirption
Is an STD
Virall infection
All
3d
multi
D i.e. All of the above Molluscum contagiosum is caused by poxvirus family (genus molluscipox) virusQ. Transmission may occur direct skin or mucous membrane contact (eg. touching & sexual contact) Q or fomites. Characteristic lesion is extremely small, pink, shiny pearly white or skin (flesh) colored, umblicated papule...
Skin
null
5e42eea0-7464-4257-a214-21332802283c
Defloration means:
Loss of virginity
Infeility
Rape
Virginity
0a
single
Loss of virginity
Forensic Medicine
null
34c453c3-1749-4f36-bde7-cf49e7c9abea
Aery lying in Guyon's canal is:
Ulnar aery
Radial aery
Brachial aery
Subclan aery
0a
single
The ulnar aery travels deep to the FCU muscle in the forearm. When the FCU becomes tendinous, the ulnar aery resides deep and slightly radial to it. At the wrist, the aery travels between the hamate and pisiform bones superficial to the transverse carpal ligament (known as Guyon's canal) into the palm. Ref: Schwaz's pr...
Surgery
null
ab0da02c-b318-4bd1-8cc0-dfcf45c7dc7e
A 27 year old sexually active male develops a vesiculobullous lesion on the glans soon after taking tablet paracetamol for fever. The lesion healed with hyperpigmentation. The most likely diagnosis is –
Behcet's syndrome
Herpes genitalis
Fixed drug eruption
Pemphigus vulgaris
2c
multi
Presentation with a solitary lesion in the genital skin that heals with hyperpigmentation. Soon after ingestion of paracetamol, one of the most commonly implicated agents for FDE, suggests a diagnosis of Fixed Drug Eruption (FDE)
Dental
null
9c599026-70d9-4de7-bda0-c048eec2877e
Occupational cancer involve following organs except-
Lung
Breast
Bladder
Liver
1b
multi
Occupational cancers Lung (most common)                 Bladder    Larynx    Mesothelioma Lymphatic system   Pharynx Liver      Hematopoietic system    Nasal cavity and sinuses      Skin          Soft tissue sarcoma
Social & Preventive Medicine
null
1ab7e283-40f1-446a-837a-d86410d201d5
Most common manifestation of HPV infection in children :
Single papilloma
Multiple papillomatosis
Osteoma
Sarcoma
1b
single
Multiple warts are common.
Pediatrics
null
e12ea088-f76e-4646-848e-03c11dd79e6a
About lateral pterygoid muscle which of the following statement is true
Protrude mandible
Arible from infra temporal fossa & Lateral pterygoid plate
Supplied by facial nerve
Inseed into fovea of mandible
0a
multi
Lateral pterygoid muscle is sho and conical.It has upper and lower heads. Actions: - Depresses mandible to open mouth, with suprahyoid muscles, - Protrudes mandible, - Right lateral pterygoid turns the chin to left side. Ref: BD Chaurasia's HUMAN ANATOMY, Volume 3, 4th edition.
Anatomy
Head and neck
06ac2735-96b1-4ef2-b0c2-cd7b39749e8f
Most "Radiosensitive" Tissue is:
Gonads
Bone-marrow
RBC
GIT epithelium
1b
single
Bone-marrow
Radiology
null
d658ebb3-54ea-44c2-878b-2db76b1ba22b
All of following are neural tube defects except:
Myelomeningocele
Anencephaly
Encephalocele
Holoprosencephaly
3d
multi
d. Holoprosencephaly(Ref: Nelson's 20/e p 2802-2803, Ghai 8/e p 575-577)Different types of neural tube defects are: Spina bifida occulta, meningocele, encephalocele, myelomeningocele, anencephaly, caudal regression syndrome, dermal sinus, tethered cord, syringomyelia, diastematomyelia and iniencephaly Holoprosencephaly...
Pediatrics
Central Nervous System
f4bc83c2-50c1-40f8-9454-4e171653853d
The most common organism amongst the following that causes acute meningitis in an AIDS patient is -
Streptococcus pneumoniae
Streptococcus agalactiae
Cryptococcus neoformans
Listeria monocytogenes
2c
single
Cryptococcosis is the predominant cause of fatal fungal infection and causes acute... meningitis in patients with AIDS. It may occur most common when CD4+ count falls below 200 cells/mm3. The extra pulmonary cryptococcosis is one of the AIDS defining diseases.
Microbiology
null
589dcf3d-c64f-4a2d-b339-06ada1a706e1
Lymphoid tissue called Waldeyer's ring is situated in:
Nasopharynx
Oropharynx
Both nasopharynx and oropharynx
Base of tongue
2c
multi
Waldeyer's ring consists of subepilhelial collection of lymphoid tissue. It comprises adenoid, tubal tonsil (both in nasopharynx) and palatine tonsils, lingual tonsils and granules in posterior pharyngeal wall (in oropharynx).
ENT
Nose and PNS
7cb81d3b-a936-44d2-82ec-64beedad4f3b
Lithium potentiates the action of non-depolarizing muscle relaxants. How many days before administration of the muscle relaxant should lithium be stopped?
1
2
3
4
1b
single
Ans. b. 2 Lithium should be stopped 48 hours, i.e. 2 day before surgery due to its interaction with anesthetic agents.
Anaesthesia
null
ee82069a-0e0b-4444-8370-aa7c7338bccd
A 40 year old farmer with a history of recurrent attacks of porphyria complains of itching when exposes to the sun and maculopapular rash on sun exposed areas, his symptoms are exaggerated in the summer. The diagnosis is –
Seborrheic dermatitis
Contact dermatitis
Psoriasis
Porphyria cutanea tarda
3d
single
This farmer has :- Porphyria Skin manifestations (Photosensitivity) No neuropsychiatric manifestations Porphyrias with only skin manifestations are porphyria cutanea tarda, erythropoietic protoporphyria, congenital erythropoietic porphyria.
Dental
null
684b94ae-2319-4a92-bb2f-a06cb350d45c
Ratio of doors and windows to the floor for a classroom should be at least: September 2009
20%
25%
30%
35%
1b
single
Ans. B: 25% Healthful school environment: Location-well connected Site-10 acres for higher elementary schools and 5 acres for primary schools with an additional 1 acre of land per 100 students. Structure-if possible, single storied and exterior wall thickness should be 10 inches Class room-No class room should accommod...
Social & Preventive Medicine
null
a7b30198-fa54-44d8-9a97-fa3b122b08af
Which of the following is the infective form for mosquito in Plasmodium falciparum?
Merozoites
Sporozoites
Gametocytes
Trophozoites
2c
single
The life cycle of malaria parasite comprises of 2 stages an asexual pha se occurring in humans and the sexual phase occurring in mosquito. In asexual phase the parasite multiplies by division called schizogony. In humans schizogony occurs in 2 locations - in red cells (erythrocytic schizogony) and in liver cells (exoer...
Microbiology
null
e85c19e3-cb74-420a-89b3-aa5733ce464f
Methicillin-resistant staphylococci do not respond to β-lactam antibiotics because:
They produce a b-lactamase which destroys methicillin and related drugs.
They elaborate an amidase which destroys methicillin and related drugs.
They are less permeable to b-lactam antibiotics.
None of the above
1b
multi
Resistance to most penicillins is due to elaboration of beta-lactamase.  Methicillin is most resistant penicillin to β-lactamase.  Staphylococcus aureus develops resistance to methicillins by acquisition of altered penicillin binding proteins.
Pharmacology
null
593fa462-a3bc-4af7-9d26-d5e067cbe272
All of the following statements about Lipoprotein Lipase are true, except:
Found in adipose tissue
Found in myocytes
Deficiency leads to hyperiacylglycerolemia
Does not require CII as cofactor
3d
multi
Apo CII is needed for the activation of lipoprotein lipase. Lipoprotein lipase activated by apo CII on circulating lipoprotein paicles, hydrolyzes the triacylglycerol contained in these paicles to yield fatty acid and glycerol. Ref: Biochemistry By Richard A. Harvey, Denise R. Ferrier, Pages 228-9
Biochemistry
null