query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Neonatal meningitis & Pneumonia may be caused by- | Ans. is 'a' i.e., Strep fecalis | 17,200 | medmcqa_train |
All of the following factors normally increase the length of the ventricular cardiac muscle fibers, except: | When the person stands from a lying position, there is pooling of blood in the legs. This causes decrease in venous return and decrease in end diastolic volume (and length of ventricular cardiac muscle fibers). | 17,201 | medmcqa_train |
A 50-year-old man complains of swelling of the neck and shoness of breath for 7 days. He has noticed some nasal stuffiness with hoarseness of his voice for about 4 weeks and had attributed these symptoms to an upper respiratory infection. He denies the use of alcohol but has smoked two packs of cigarettes per day for 3... | 1st image shows the classical Pembeon sign. 2nd image shows a mass in the right mediastinum-s/o CA lung causing compression of SVC. The SVC receives venous drainage from the head, neck, upper limb, and thorax. Located in the upper mediastinum, this thin-walled vessel is susceptible to pressure from external sources. Th... | 17,202 | medmcqa_train |
A lady approaches a physician for contraceptive advice. On examination, there were two symmetrical ulcers on vulva, which were well-defined with firm base. Which of the following is the most likely cause? | Ans. is a, i.e. ChancreRef: Harrison 17th/edf pl040; William's Gynae lst/ed, p58-9, Current diagnosis and treatment of STD's p21KEY POINTSPainless well-defined ulcers with firm base should raise the suspicion of chancre.(The lesion in the question is thought to be painless as the lady in the question is not coming beca... | 17,203 | medmcqa_train |
Desmoplastic response is commonly seen in? | Pancreatic adenocarcinoma and cholangio carcinoma produce demsoplastic response | 17,204 | medmcqa_train |
'Phossy jaw' is seen in chronic poisoning with: AFMC 11; NEET 13 | Ans. Phosphorus | 17,205 | medmcqa_train |
The features of uterine contraction in spastic lower segment are all except: | Spastic lower segment: It is a variant of hypertonic state:
Fundal dominance is lacking and often there is reversed polarity
The pacemakers do not work in rhythm
The lower segment contractions are stronger
Inadequate relaxation in between contractions
Basal tone is raised above the critical level of 20 mm Hg.
Effect ... | 17,206 | medmcqa_train |
Early complications of Tracheostomy are all EXCEPT | (Stenosis) (385-86-D)Complications of TracheostomyImmediate (at the time of operation)Intermediate (First few hours or days)LATE (Prolonged use of tubes for weeks & month)1. Haemorrhage2. Apnoea3. Pneumothorax due to injury to apical pleura4. Injury to recurrent laymgeal nerve5. Aspiration of blood6. Injury to oesophag... | 17,207 | medmcqa_train |
Continuous administration of GnRH- | Ans. (b) Suppresses hypothalamic--pituitary axis(Ref: Ganong, 25th ed/p.327)Continuous (nonpulsatile) administration of GnRH inhibits the release of FSH and LH by the pituitary in both women and men | 17,208 | medmcqa_train |
In spinal anaesthesia the needle pierced upto | Ans. d (Subarachnoid space). (Ref. Harrisons, Medicine, 18th/735)SPINAL ANESTHESIA# The term "spinal anesthesia" was coined in 1885 by Leonard Corning.Technique of spinal anesthesia:# In spinal anaesthesia the spinal needle is pierced upto subarachnoid space where the anaesthetic agent is injected to produce the anaest... | 17,209 | medmcqa_train |
All are true regarding bleaching powder, except ? | Ans. is 'b' i.e., It is a stable compound Bleaching powder :? Bleaching powder is also known as chlorinated lime. o It is a disinfectant mainly used for disinfecting o Water Faeces o It kills most of the organism when used in strength of 1 to 3% o The chief drawback of bleaching powder is that it is an unstable compoun... | 17,210 | medmcqa_train |
A 26-year-old woman with a 6-month history of depression accompanied by active suicidal ideation ingests 35 g of acetaminophen. She quickly experiences nausea and vomiting. Within 1 day, she becomes progressively obtunded. On physical examination, her temperature is 36.9deg C, pulse is 75/min, respirations are 15/min, ... | Acetaminophen toxicity leads to hepatic necrosis, indicated by rising ALT and AST levels. If death is not immediate, hyperbilirubinemia also can be seen. N-Acetylcysteine augments glutathione by contributing a sulfhydryl group for binding to toxic metabolites. Elevated serum amylase is seen in pancreatitis. Elevated se... | 17,211 | medmcqa_train |
Most common cause of non gonococcal arthritis? | ANSWER: (A) S. aureusREF: Harrison's 18th Ed Ch. 334The hematogenous route of infection is the most common route in all age groups, and nearly every bacterial pathogen is capable of causing septic arthritis.In infants, group B streptococci, gram-negative enteric bacilli, and S. aureus are the most common pathogens.Sinc... | 17,212 | medmcqa_train |
Mullerian inhibiting substance secreted by | -Form blood-testis barrier -Nourishes developing sperm Spermatogenesis -Secrete testosterone under LH influence -Synthesis of Mullerian inhibiting Factor -Secrete inhibin which inhibits FSH Testosterone exes negative feedback on LH & GNRH | 17,213 | medmcqa_train |
Occlusion occurs at the 2nd part of axillary artery, blood flow is maintained by anastamosis between : | Anastomosis around scapula maintains the blood supply when there is an obstruction at 2nd part of axillary artery.
Anastomosis around body of scapula :
This is formed by
Suprascapular branch of subclavian artery.
Deep branch of transverse cervical artery which is a branch of thyrocervical trunk from subclavian artery ... | 17,214 | medmcqa_train |
Enzyme marker for pancreas | CPK -creatine phosphokinase is an enzyme which is increased in myocardial infarction. Amylase is produced by the pancreas and salivary glands. Increased in acute pancreatitis SGOT- elevated in myocardial infarction ALT elevated in liver diseasesRef: DM Vasudevan, 7th edition, box no; 23.4, page no: 308 | 17,215 | medmcqa_train |
Surfactant deficiency occurs in | Fetal lung maturation in diabetic pregnancy. The increased incidence of the idiopathic respiratory distress syndrome (IRDS) in infants of diabetic mothers may be explained by preterm delivery and asphyxia but the metabolic derangement per se may also be responsible for the inadequate production of surfactant Reference:... | 17,216 | medmcqa_train |
A boy fell down from a tree and has fracture of neck of humerus. He cannot raise his arm because of the involvement of- | Nerve injured in the fracture of neck of humerus is axillary nerve. | 17,217 | medmcqa_train |
Best candidate for allogenic bone marrow transplant: | D i.e. Hereditary immunodeficiencyWintrobe, Hematology, 13th editionExplanation:Hereditary immunodeficiency - SCID, is one of the most common indication for Allogenic BMT.Below are the indications for Autologous and Allogenic BMT Autologous Transplantation*Allogenic Transplantation!MalignanciesMultiple myelomaNon-Hodgk... | 17,218 | medmcqa_train |
All are true about centchroman except | The benzopyran centchroman is also a SERM. Originally developed in India as a non-steroidal oral contraceptive, it was initially proposed as a once-a-weekpill but this was associated with unacceptable failure rates. The dose was therefore revised to twice-weekly for the first three months, followed by weekly doses. It ... | 17,219 | medmcqa_train |
What does lines of Blaschko represent | LINES OF BLASCHKO The lines of Blaschko represent a pattern assumed by many different nevoid and acquired skin diseases on the human skin and mucosae. These lines do not correspond to any known nervous, vascular or lymphatic structures but represent the developmental growth pattern of the skin. Ref:- Oxford Blackwell S... | 17,220 | medmcqa_train |
Number of films required for full mouth radiographs of a child aged 10 years: | Full mouth survey radiographs: | 17,221 | medmcqa_train |
A failure of the tricuspid leaflets to attach to the annulus fibrosus will result in which of the following? | B. Failure of fusion of the tricuspid leaflets with the annulus fibrosus results in Ebstein's anomaly PTA and TOF is a defect of aoopulmonary septum. | 17,222 | medmcqa_train |
Mechanism of direct transfer of free DNA? | Ans. is 'a' i.e., Transformation Transformation is the transfer of genetic material through the agency of free DNA. | 17,223 | medmcqa_train |
In perinatal asphyxia, neurological damage can be predicted by: | Ans. MRI | 17,224 | medmcqa_train |
Which of the following is not a component of young's syndrome | Components of Young's syndrome:
Bronchiectasis
Sinusitis
Obstructive azoospermia. | 17,225 | medmcqa_train |
In which of the following locations there is collection of pus in the quinsy | . | 17,226 | medmcqa_train |
Which among the following microorganism is a gram negative anaerobe? | Bacteroides species are gram negative bacilli, and are anaerobes. They are a large group of bile-resistant, non-spore-forming, slender rods that may appear as coccobacilli. Bacteria of the genus Streptococcus are Gram-positive cocci typically arranged in chains. Actinomyces are Gram-positive rods characterized by filam... | 17,227 | medmcqa_train |
In recording the border movement in the vertical plane, name the tracing produced by it: | Border movement is the mandibular movement at the limits dictated by anatomic structures as viewed in a given plane.
Border movement recorded in:
• Horizontal plane produces characteristic 'diamond tracing'.
• Sagittal plane produces 'Beak tracing.
• Vertical plane produces 'Shield tracing'
• Combination of border mov... | 17,228 | medmcqa_train |
Not a feature of dementia is - | Ans. is 'a' loss of sensorium Loss of sensorium is a typical feature of Delirium. It is not seen in dementia.Dementia has following features -Generalized loss of neurons is seen in brain matter.Impairment of intellectual functions, impairment of memory* (predominantly of recent memory)Deterioration of personalityImpair... | 17,229 | medmcqa_train |
Concomittant use of all the following drugs will cause failure of OCP except | Ans) c (Amiodarone) Ret: KDT 6th ed pg 27.405.701 516Many drugs, insecticides and carcinogens interact with DN A and increase the synthesis of microsomal enzyme protein, specially cytochrome P- 450and glucoronyl transferase. As a result rate of metabolism of inducing drug itself and or other drugs is increased.Phenytoi... | 17,230 | medmcqa_train |
Flexibility of protein depends on | Glycine is one among the commonest amino acids found in protein structure. Being small and non-polar, glycine is mostly present in the interior structure of protein.
Satyanarayana, Ed 3, Pg 302 | 17,231 | medmcqa_train |
Adenine in DNA binds with - | Ans. is 'a' i.e., Thymine o Adenine is always paired with thymine by formation of two hydrogen bonds. Guanine is always paired with cytosine by formation of three hydrogen bonds. | 17,232 | medmcqa_train |
Red current jelly stools seen in- | Ans. is 'c' i.e., Intussuception | 17,233 | medmcqa_train |
A 34 weeks pregnant female with increased urinary frequency diagnosed of having transient-diabetes insipidus. This patient may have the following associated pathology: | The development of new-onset diabetes insipidus in the third trimester is usually due to increased vasopressinase activity either due to increased placental production or decreased hepatic vasopressinase metabolism due to liver damage from various causes including preeclampsia, acute fatty liver of pregnancy, or HELLP,... | 17,234 | medmcqa_train |
The drug used in both Hepatitis B & HIV | Tenofovir belongs to nucleoside reverse transcriptase inhibitors (NIs) class of anti-HIV drug.The HBV genome is a paially double-strand DNA genome that is repaired in infected cells to a fully double-strand circular DNA by the virion polymerase. ViralmRNAs are transcribed from the closed circular viral episome by the c... | 17,235 | medmcqa_train |
A 45-year-old man develops end-stage renal disease due to diabetic nephropathy. He undergoes a renal transplant with a kidney donated from his sister. Which of the following immune suppression therapies are usually used to prevent rejection in renal transplant patients? | Cyclosporine A blocks production of inter-leukin-2 (IL-2) by helper-inducer (CD4+) T cells. It works alone but is more effective in combination with glucocorticoids. The use of cyclosporine has improved 1-year cadaveric survival rates to the 80%-85% range. Side effects include hepatotoxicity, hirsutism, tremor, and gin... | 17,236 | medmcqa_train |
In myasthenia gravis, the antibodies are formed against? | Ans. is 'b' i.e., Acetylcholine receptor Myasthenia gravis* It is a muscle disease caused by immune-mediated loss of acetylcholine receptors at neuromuscular (myoneural) junction, i.e. Nm type of nicotinic receptors.* The antibodies in myasthenia gravis attack the nicotinic acetylcholine receptor, or a related protein ... | 17,237 | medmcqa_train |
Schizophrenia is characterized by: | Ans: a (Delusions and hallucinations) Ref: Ahuja, 6th ed,p. 59, 60Almost everything about schizophrenia is important, even the historical background.Schizophrenia is a clinical syndrome of variable, but profoundly disruptive, psychopathology that involves cognition, emotion, perception, and other aspects of behaviour.B... | 17,238 | medmcqa_train |
Apa from Escherichia coli, the other most common organism implicated in acute suppurative bacterial peritonitis is- | Ans. is 'a' i.e. Bacteroides | 17,239 | medmcqa_train |
Number of structural genes in Lac operon is | The structural gene for b-galactosidase (lacZ) is clustered with the genes responsible for the permeation of lactose into the cell (lacY) and for thiogalactoside transacetylase (lacA). The structural genes for these three enzymes, along with the lac promoter and lac operator (a regulatory region), are physically associ... | 17,240 | medmcqa_train |
Abductors of vocal cord is | i.e. (Posterior cricoarytenoids): (243-BDC-3-5th ed)Muscles acting on the Larynx|| |Movements Muscles1. Elevation of larynx Thyrohyoid, mylohyoid2. Depression of larynx Sternothyroid, sternohyoid3. Opening of larynx Thyroepiglotticus4. Closing inlet of larynx Aryepiglotticus5. Abductor of vocal cords Posterior cricoary... | 17,241 | medmcqa_train |
True about sipple syndrome is? | MEN 2 (also known as MEN 2a or Sipple's syndrome) Ref - davidsons 23e p689 | 17,242 | medmcqa_train |
Prostatic venous plexus is related with all, Except | A. i.e. Superior rectal vein | 17,243 | medmcqa_train |
In a plague epidemic all of the following are done to control it, except - | The measure for control of plaque include ; - surveillance - control of cases: early diagnosis and treatment. Isolation of the cases. - chemoprophylaxis with tetracycline -immunisation with plaque vaccine is a valuable preventive measure. The WHO recommends that under all circumstances, vaccination should be used only ... | 17,244 | medmcqa_train |
This patient came with this complaint one month after an extramarital sexual contact. He has no pain. Which one of the following statements is true? | Genito-urinary ulcer disease:Genital ulcerPainless, InduratedPainful/ Non-induratedSyphilisLGVGranuloma inguinale/ DonovanosisHerpesChancroidTreponema pallidumChlamydia trachomatis (L1, L2, L3 strains)Klebsiella (Calymmatobacterium)granulomatisHerpes simplex virus type 2Hemophilus ducreyiNon-bleeding, usually single pu... | 17,245 | medmcqa_train |
Local anesthetics block which ion channel: | Ans (c) Na+Ref: KDT 6th ed. / 353 | 17,246 | medmcqa_train |
Not true about subtrochanteric fracture | Treated with cephalomedullary nail.
Femur neck fracture is treated with Smith Peterson nail. | 17,247 | medmcqa_train |
Macrosomia is/are associated with:a) Gestational diabetes mellitusb) Maternal obesityc) Hypothyroidism d) Hyperbilirubinemia e) Fetal goitre | The recommended definition is fetal (neonatal) weight exceeding two standard deviations or above 90th centile for the appropriate normal population.
According to ACOG: birth weight of > 4500 gm is called as macrosomia.
In Indian context birth weight of > 4000 gm is called as macrosomia. | 17,248 | medmcqa_train |
Central nervous system develops from ? | Nervous system develops from ectoderm (neuroectoderm). | 17,249 | medmcqa_train |
Which of the following drugs are indicated for management of severe malaria? | Ans. D. All of the aboveMalaria is a potentially life-threatening disease caused by infection with Plasmodium protozoa transmitted by an infective female Anopheles mosquito. Plasmodium falciparum infection carries a poor prognosis with a high mortality if untreated, but it has an excellent prognosis if diagnosed early ... | 17,250 | medmcqa_train |
Rhinitis medicamentosa is due to | Rhinitis medicamentosa is due to the prolonged use of topical nasal decongestants like oxymetazoline and xylometazolineTreatment- Stoppage of the decongestants, topical and systemic steroids.Ref: Hazarika; 3rd ed; Pg 298 | 17,251 | medmcqa_train |
Never used in chemical analysis | Formalin cannot be used for preservation because it hardens and fixes the tissues and poison cannot be extracted. Ref: FORENSIC MEDICINE AND TOXICOLOGY Dr PC IGNATIUS THIRD EDITION PAGE 404 | 17,252 | medmcqa_train |
Arias Stella reaction is not seen in: | Ans. is d, i.e. Salpingitis isthmica nodosaRef Novak 14/e, p 608Arias Stella reactionArias Stella reaction is characterized by adenomatous change of the endometrial glands.There is intraluminal budding.Cells loose their polarity, have hyperchromatic nucleus, vacuolated cytoplasm and occasional mitosis.The reaction is s... | 17,253 | medmcqa_train |
Pronator drift test is done for lesion of | When the patient extends both arms upright in the supinated position and holds them at shoulder height for at least 10 seconds (Patients should be asked to keep eyes open initially and later test again with eyes closed):Normal response:Palm will remain flat, elbows straight and the limbs horizontal ORSymmetrical detion... | 17,254 | medmcqa_train |
Antiinflammatory action of steroid is due to inhibition of- | Ans. is 'c' i.e., Phospholipase A2 Anti-inflammatory action of corticosteroids:* Irrespective of the type of injury or insult, the attending inflammatory response is suppressed by glucocorticoids.* This is the basis of most of their clinical uses.* The action is nonspecific and covers all components and stages of infla... | 17,255 | medmcqa_train |
Where does ADH not act? | Vasopressin is a hormone secreted by cells of the hypothalamic nuclei and stored in the posterior pituitary for release as necessary; its stimulates contraction of the muscular tissues of the capillaries and aerioles, raising the blood pressure, and increases peristalsis, exe some influence on the uterus, and resorptio... | 17,256 | medmcqa_train |
A 12 year old, Aswin, presents with a severely damaged nail on his index finger, after accidentally crushing the finger while closing a door. A decision is made to excise the injured nail. In preparation for the procedure, the physician would most likely anesthetize a branch of which of the following nerves? | The median nerve supplies the surface of the lateral palm, the palmar surface of the first three digits and the distal dorsal surface of the index and middle fingers (including the nail beds). Therefore, prior to performing surgery in this area, it is essential to anesthetize a branch of this nerve (possibly a proper d... | 17,257 | medmcqa_train |
The administration of succinylcholine to a paraplegic patient led to appearance of dysarrythmias, conduction abnormalities and finally cardiac arrest. The most likely cause is: | Ans. (B) Hyperkalemia(Ref: Katzung 11th/e p460)Succinylcholine can cause hyperkalemia especially in patients with nerve and muscle disorders. Therefore it is contra-indicated in patients with nerve diseases (like paraplegia, hemiplegia and Guillain barre syndrome) and muscle diseases (muscular dystrophy, myasthenia gra... | 17,258 | medmcqa_train |
Water sample which is likely to contain chlorine, will affect the result of bacteriological analysis of water. Which one of the following, if added in small amount in the test tube will help overcome it- | Dechlorination Add a reducing agent to containers intended for the collection of water having residual chlorine or other halogen unless they contain broth for direct incubation of sample. Sodium thiosulfate (Na2S2O3) is a satisfactory dechlorination agent that neutralizes any residual halogen and prevents continuation ... | 17,259 | medmcqa_train |
Which of the following is not true for endodermal sinus tumor | The endodermal sinus tumor (yolk sac tumor) mostly observed between 15-20 yrs of age derived from the primitive yolk sac third most frequent malignant germ cell tumors of the ovary( After Dysgerminoma, Immature teratoma) Abdominal or pelvic pain is the most frequent initial symptom, occurring in about 75% of patients, ... | 17,260 | medmcqa_train |
Virus growth in cell cultures can be detected by the following methods EXCEPT | D. i.e. (Gram staining) (440 -41 - Ananthanarayan 7th)* Detection of virus growth in cell culture bv following methods1. Cytopathic effect2. Metabolic inhibition3. Hemadsorption (Influenza, and Parainfluenza)4. Interference5. Transformation6. Immufluorescence* Three methods are employed for the cultivation of virus - 1... | 17,261 | medmcqa_train |
True statement regarding use of adrenaline in anaphylactic shock is? | Ans. is 'a' i.e., 0.5 mg dose is administered by s.c.route Adrenaline 0.5 ml of 1:1000 solution (i.e., 0.5 mg) by s.c. or i.m. route is the DOC for anaphylactic shock. If not responding, it can be repeated after 5 minutes. In desperate circumstances i.v. route can be used but it must be diluted 10 times (i.e., 1:10000 ... | 17,262 | medmcqa_train |
One of the following statement about hematopoietic stem cell is false | Ref Robbins 9/e p581 An immature cell that can develop into all types of blood cells, including white blood cells, red blood cells, and platelets. Hematopoietic stem cells are found in the peripheral blood and the bone marrow. Also called blood stem cell. | 17,263 | medmcqa_train |
A patient is presenting with c/o itching at the lid and swelling for the past 1 month. On examination, there are crusting, scaling with small ulcers near eyelid margin. If untreated, it can lead to: | Ans: (b) Ectropion and EpiphoraRef: A.K. Khurana's Comprehensive Ophthalmology, 6th edition, Page 365 and 368; Parson's Diseases of the Eye, 22nd edition, Page 451The diagnosis is ulcerative blepharitis.BLEPHARITISSubacute or chronic inflammation of the lid margins. TypesEtiology and pathogenesisClinical featuresTreatm... | 17,264 | medmcqa_train |
The 'doughnut' sign seen on a brain scan usually suggests: | Ans. All of the above | 17,265 | medmcqa_train |
The it gastroepiploic aery is a branch of the: | D i.e. Gastroduodenal- Rt gasgtroepiploic a. is branch of gastroduodenal a.Q & left gastroepiploic a. is a branch of splenic a.Q (left sided structure).- Superior pancreatico-duodenal a. is a br. of gastroduodenal a. & inferior pancreatico-duodenal a. is a br. of superior mesentric a.Q - Rt. gastric a. is a br. of hepa... | 17,266 | medmcqa_train |
A 30 year old lady presents to the outpatient depament with an Erythematous butterfly rash on her checks. Which of the following antibodies should be assayed initially for her suspected condition - | Anti-dsDNA antibodies are a group of anti-nuclear antibodies (ANA) and their target antigen is double stranded DNA. Blood tests such as enzyme-linked immunosorbent assay (ELISA) and immunofluorescence are routinely performed to detect anti-dsDNA antibodies in diagnostic laboratories. They are highly diagnostic of syste... | 17,267 | medmcqa_train |
Regarding CT scan all are true except: | 50% reduction in KVP reduces 50% radiation dose Quantity of exposure is directly propoional to (kVp)2. Thus reducing kVp by 1/2 would reduce the radiation dose to 1/4 . X rays are produced by energy conversion when a fast-moving stream of electrons is suddently decelerated in the target of an x-ray tube. The target of ... | 17,268 | medmcqa_train |
To avoid conception D.M.P.A. is given : | 3 -- monthly | 17,269 | medmcqa_train |
Best predictor for future risk of cardiovascular events, amongst the following is: | Answer is A (hs CRP) hs CRP which is a serum marker of systemic inflammation has emerged as a major risk factor marker fir future cardiovascular events CRP and Future risk of cardiovascular events CRP when measured by high sensitivity assays (hs CRP) strongly and independently predicts risk of Myocardial Infarction, St... | 17,270 | medmcqa_train |
All of the following drugs are eliminated by kidney except | B i.e. Atracurium besylate | 17,271 | medmcqa_train |
Dermatological manifestation of antiphospholipid antibody syndrome among the following is: | Livedo reticularis consists of a mottled reticular vascular pattern and appears like lace like purplish discoloration of the skin. It is a manifestation of venous thrombosis. Ref: Harrisons, Edition - 18 , Page - 2736 | 17,272 | medmcqa_train |
The completed family size may be estimated by - | Total fertility rate determines the average number of children a woman would have if she were to pass through her reproductive years bearing children at the same rates as the women now in each age group does.
It is computed by summing the age specific fertility rates for all ages. This gives the approximate magnitude o... | 17,273 | medmcqa_train |
A28-year-old farmer is convulsing, with 100bpm heart rate, BP180/100, diarrhea, vomiting and urination. Pupil are pin point. Drug poisoning suspected is: | Ans. C. OPC poisoningAll the symptoms listed in the questions are symptoms associated with cholinergic effects which is OPC poisoning.it should not be confused with atropine poisoning where effects are anticholinergic. | 17,274 | medmcqa_train |
Dangerous area of face ? | Ans. is 'a' i.e., Upper lip middle 1/3'' | 17,275 | medmcqa_train |
Which one of these should not to be used in severe widespread psoriasis? | Ans-D | 17,276 | medmcqa_train |
1 Gray is equal to | Ans: c (100 Rad) Ref: Practical Radiotherapy- Physics and equipment 2nd ed/p.25, 2521 Gray = 100 RadGray is defined as: ' The absorbed dose (D) is the quotient of de by dm, where de is the mean energy imparted by the ionising radiation to matter of mass dm. D = de dmThe S.I unit of absorbed dose is gray. 1 Gray = 1 jou... | 17,277 | medmcqa_train |
Most common histological type of the thyroid carcinoma is | Papillary thyroid cancer is the most common cancer. Occurs in 70-80% of patients diagnosed with thyroid cancer. Common in females and younger age group. According to Woolner's Classification there are 3 types. 1)Occult primary(less than 1.5cm) 2) Intrathyroidal 3) Extrathyroidal Reference: SRB's Manual of Surgery, 6th ... | 17,278 | medmcqa_train |
All of the following predispose to fibroid except. | Ans. is b, i.e. Early Menopause-Fibroid is an estrogen and progesterone dependent tumor. Hence early menarrche and late menopause predispose to fibroid and not the vice versa. | 17,279 | medmcqa_train |
All of the following casues subcoical dementia except - | The pa of brain affected in Alzheimer's disease is cerebral coex and hippocampus. In parkinsonism, basal ganglia, coex and even the brainstem(subcoex) is affected. In progressive supranuclear palsy and HIV encephalopathy there is subcoical dementia. Reference Harrison20th edition pg 2456 | 17,280 | medmcqa_train |
Major dopaminergic pathway is | (A) Nigrostriate pathviay> The long dopamine systems are the nigrostriatal system, which projects from the substantia nigra to the striatum and is involved in Motor control. | 17,281 | medmcqa_train |
Test for fixed flexion deformity of the Hip? | Ans. is 'a' i.e., Thomas test Tests for Hip JointTESTINDICATIONTHOMASFixed flexion DeformityTrendelenburg TestFailure of the Abductor MechanismBryants TriangleSupratrochanteric ShorteningSquaring of pelvisAdduction/Abduction DeformityTelescoping TestPositive in DDH, transcervical neck femur fractureNelatons LineSupratr... | 17,282 | medmcqa_train |
Clopidogrel mechanism of action - | Ans. is 'b' i.e., Inhibit ADP mediated cAMP activation | 17,283 | medmcqa_train |
When a seat belt is worn, if an accident occurs, sudden deceleration can result in: CMC (Ludhiana) 10, 13 AIIMS 13; NEET 15 | Ans. Rupture of mesentery | 17,284 | medmcqa_train |
Children 6 to 10 years old in the same community are observed by the local physician to be doing poorly in school, which has been attributed to behavioral problems. Their parents state that these children have poor appetites, complain of nausea, and have frequent headaches. On physical examination, they have decreased ... | Lead poisoning is mainly manifested by neurologic disorders, particularly in children. Lead absorption is enhanced by zinc deficiency; zinc is a trace metal. Lead inhibits heme incorporation into hemoglobin, leading to increased amounts of zinc protoporphyrin with anemia. Cadmium is a heavy metal associated with toxici... | 17,285 | medmcqa_train |
True about placental hormone is WE | C i.e. Progesterone production require f eta steroidogenic tissue | 17,286 | medmcqa_train |
Winging of scapula is due to damage to the nerve supply of? | Trapezius Iatrogenic injury of the spinal accessory nerve (usually accidental damage during minor neck surgery) is the most common cause of accessory nerve palsy. Although rare, this kind of damage can cause extensive morbidity, including numbness, paralysis, pain, and winging of the scapula. In jugular foramen syndrom... | 17,287 | medmcqa_train |
Which of the following is the most preferred antirabies vaccine: September 2004 | Ans. C i.e. HDCV | 17,288 | medmcqa_train |
A 8 year old male had non blanching rashes over the shin and swelling of knee joint with haematuria +++ and protein +. Microscopic analysis of his renal biopsy specimen is most likely to show? | Answer is C (Mesangial deposits of IgA): Presence of non blanching rash (Purpura), swelling of knee (Ahralgia) along with haematuria (glomerulonephritis) suggests the diagnosis of Henoch- Schonlein purpura. H.S purpura is characterized by deposition of IgA in the mesangial region (Robbins) | 17,289 | medmcqa_train |
Which of the following is an example of conjugated protein? | Simple proteins are those that are made up of only amino acids. Conjugated proteins are combinations of protein with a non-protein pa, called prosthetic group Albumin is a simple protein. It may transpo metal ions. But there is no prosthetic group -> option a is excluded. Gluten, a protein composite of:- Prolamin (in w... | 17,290 | medmcqa_train |
What is another name for buccal coitus ? | Ans. is 'b' i.e, Sin of Gomorrah Buccal coitus (coitus per os/sin of gomorrah) In this, the male organ is introduced into mouth, usually of a young child. Fellatio is oral stimulation of penis by male or female. Cunnilingus is oral stimulation of female genitals. | 17,291 | medmcqa_train |
Enlarged pulsatile liver is seen in- | Most commonly, TR is secondary to marked dilation of the tricuspid annulus from RV enlargement due to PA hypeension. Functional TR may complicate RV enlargement of any cause, including an inferior MI that involves the RV. It is commonly seen in the late stages of hea failure due to rheumatic or congenital hea disease w... | 17,292 | medmcqa_train |
Deletion of short arm of 5th chromosome is___ syndrome | Ans. c (Cri du chat) (Ref. Harrison's Internal medicine 17th edition, p. 412; Robbin's pathology 7th edition, p. 177)Cri-du-chat syndrome: Congenital microdeletion of short arm of chromosome 5 (46, XX or XY, 5p-). Findings: microcephaly, moderate to severe intellectual disability, high-pitched crying/mewing, epicanthal... | 17,293 | medmcqa_train |
True about factories Act? | Ans. is 'b' i.e., Maximum hours of work per week is 48 hrs. Factories ActThe first Indian Factories act dates as for back as 1881.The act was revised and amended several times, the lates being the factories (Amendment) act, 1987 | 17,294 | medmcqa_train |
Vibrio parahemolyticus is associated with | Shellfish | 17,295 | medmcqa_train |
Nasal polyps with subcutaneous nodules are seen in- | Clinical features of Rhinosporodiosis : Leafly, polypoidal mass, pink to purple in colour, attached to nasal septum or lateral wall mass is very vascular, bleeds on touch and studded with white dots (Strawberry-Like appearance). | 17,296 | medmcqa_train |
The triangular area bounded by clitoris, fourchette and labia minora is: | Ans. is c, i.e. VestibuleRef: COGDT 11th/ed, p26Vestibule is the triangular area bounded anteriorly by the clitoris, posteriorly by Fourchette and on either side by labia minora. | 17,297 | medmcqa_train |
Causes of antigenic drift in influenza viral infections - | Antigenic drift is due to mutation and selection. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-499 | 17,298 | medmcqa_train |
The Pearl index indicates the number of accidental pregnancies per- | Ans. is 'd' i.e., 100 women years | 17,299 | medmcqa_train |
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