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Ans. is 'b' i.e., IgE mediated reaction o The symptoms of the patient are d/t hypersensitivity type I reaction Type I is mediated by IgE and it flairs up within minutes. o There are typical features of anaphylaxis (systemic Type I hypersensitivity). Clinical manifestations of anaphylaxis o Flushing and tachycardia are ... | openlifescienceai/medmcqa |
Ans. B: Ring Finger Dupuytren's contracture is more common among people with diabetes, alcoholism, or epilepsy. Dupuytren contracture, a disease of the palmar fascia, results in the thickening and shoening of fibrous bands in the hands and fingers. The ring finger is the one affected most commonly. It is usually limite... | openlifescienceai/medmcqa |
Ans. Pigmented pupillary cyst | openlifescienceai/medmcqa |
Type I GSD (Von Gierke disease) is a liver glycogenoses i.e. involves liver Type 2 (Pompe disease), type V (McArdles disease) and type VII ( Tarui disease) involves muscles (Muscle Glycogenoses) Type 3 GSD (Cori's disease) is predominantly a liver glycogenoses but skeletal muscle involvement may also be seen. | openlifescienceai/medmcqa |
BOERHAAVE'S SYNDROME Spontaneous rupture usually occurs on the left posterolateral side of the distal esophagus into the left pleural cavity or just above the gastroesophageal junction. These patients are typically male (85%), 40 to 60 years of age, who have a history of recent emesis. Clinical features Mackler's triad... | openlifescienceai/medmcqa |
Vitamin C plays the role of a coenzyme in the hydroxylation of proline and lysine while procollagen is conveed to collagen (i.e. post-translational modification). The functions of vitamin K are concerned with the blood clotting process. It brings about the posttranslational (after protein biosynthesis in the cell) modi... | openlifescienceai/medmcqa |
Ans. (B) ACE-inhibitors(Ref: KDT 8th/e p617)*ACE inhibitors and ARBs have fetopathic potential, therefore are contra-indicated in pregnancy. | openlifescienceai/medmcqa |
Answer- A. Anti CCPThe presence of serum anti-CCP antibodies has about the same sensitivity as serum RF for the diagnosis of RA.However, its diagnostic specificity approaches 95% (most specific for RA), so a positive test for anti-CCP antibodies in the setting of an early inflammatory ahritis is usefrrlfor distinguishi... | openlifescienceai/medmcqa |
Periodontitis becomes more prevalent with age, often secondary to the effects of dental plaque formation driven by oral flora. The gingival recession increases the risk for dental caries. Regular dental cleanings to remove the plaque and regular gentle tooth brushing help to slow the progression of periodontitis. Some ... | openlifescienceai/medmcqa |
Ref Robbins 8/e p253; 9/e p259 Amyloid replacement of islets is a characteristics finding in individual with long standing type 2 diabetes .it is believed that the islet amyloid protein is directly cytotoxic to isletsanalogous to the role played by amyloid plaques implicated in the pathogenesis of Alzheimer's disease | openlifescienceai/medmcqa |
Integration of viral genomes into host cell chromosome can cause an alteration in :
i) Host cell surface
ii) Metabolic function
iii) Cell growth and replication pattern
iv) Malignant transformation
v) Latent infection | openlifescienceai/medmcqa |
(Hydropic degeneration of the villous stroma) (193, 197, 201-Duta 6th)Hvdatidiform mole (vesicular mole) - It is abnormal condition of placenta where there are partly degenerative & partly proliferative changes in the young chorionic villi* It is best regarded as a benign neoplasm of the chorion with malignant potentia... | openlifescienceai/medmcqa |
80% of submandibular salivary gland stones are radiopaque. SIALOLITHIASIS 80% of all salivary gland stones occur in submandibular glandQ, 10% occur in parotid, 7% in sublingual and the remainder in minor salivary glands. MC site is Whaon's ductQ > submandibular gland substance Composition of stone: Calcium and magnesiu... | openlifescienceai/medmcqa |
ANSWER: (D) Causes nephrotic syndrome in childrenREF: Robbins 8th ed chapter 20, Nelson Pediatrics, 18th Edn Pg 2175, 2176Note: Loss of foot processes are seen on electron microscopy not light microscopy | openlifescienceai/medmcqa |
In skull, Ectocranial suture closure is very variable. Sometimes, there may not be ectocranial suture closure. This is called lapsed union. This occurs most often in the sagittal suture. | openlifescienceai/medmcqa |
Ans. is 'b' i.e., mRNA o Late mushroom poisoning (Amanita phalloides) is due to inhibition of RNA and protein synthesis. | openlifescienceai/medmcqa |
The spread of pellets from a fully choked barrel is given below: 10 meter - 25 cm 15 meter - 35 cm 20 meter - 45 cm 30 meter - 75 cm Note: In a choked-bore the distal 7-10 cm of the barrel is narrow. Ref: Textbook of Forensic Medicine and Toxicology by Narayan Reddy, Edition 21, Page -172, 181 | openlifescienceai/medmcqa |
Answer is D (Surgery is usually indicated) There is no role of striven., in management of post cibal syndromes. Both types of postcibal syndrome are treated by dietary measures including: - limitation of sugar containing liquids and solids, - elimination of liquids at meal time, and - eating of frequent small meals. In... | openlifescienceai/medmcqa |
IgG is the main serum immunoglobulin consisting of 80% of the total. equally distributed between intravascular and extravascular compaments. IgG paicipates in most immunological reactions such as complement fixation, precipitation a, d neutralization toxins and virus. REF:Anathanarayan & paniker's 9th edition, pg no:97... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Injection with foreign serum o Serum sickness is a type III hypersensitivity (immune complex mediated) reaction that results from the injection of heterologous or foreign protein or serum.o Certain medications (eg, penicillin, nonsteroidal anti-inflammatory drugs ) have also been associated with serum... | openlifescienceai/medmcqa |
Inferior alveolar nerve and vessels enter mandibular foramen on the medial aspect of the body of the mandible to emerge out through mental foramen on the lateral surface.
The site of injection is mandibular foramen.
The patient is asked to open the mouth and coronoid notch is palpated with index finger. The needle is i... | openlifescienceai/medmcqa |
Ans: a (Neutron) Ref: Badhuri, Textbook of radiology; Tepper, Radiation oncology; O.P Tondon, General chemistry, http://en.wikipedia.org/wiki/Ionizing_radiationAuger electron, positron and nuclei are directly ionizing radiations whereas neutron is not a directly ionizing radiation.Ionizing radiation is composed of high... | openlifescienceai/medmcqa |
A i.e. Reticulated popcorn like configuration T2 gradient echo MRI is the investigation of choice for identification of cavernous angioma (cavernous hemangioma or cavernoma), which typically demonstrates a mass characterized as popcorn in appearance (mulberry shaped lesion)Q. | openlifescienceai/medmcqa |
Toll like receptor (TLR) - 5 is present in flagellin. | openlifescienceai/medmcqa |
FAT EMBOLISM and ARDS Fracture through a large marrow-filled cavity almost inevitably results in small showers of fat emboli being swept to the lungs. This can usually be accommodated without serious consequences, but in some cases (and especially in those with multiple injuries and severe shock, or in patients with as... | openlifescienceai/medmcqa |
Levodepression is movement to the left and downside. It is caused by simultaneous action of left inferior rectus and right superior oblique muscle Dextroelevation: Right superior rectus and left inferior oblique Levoelevation: Left superior rectus and right Inferior oblique Dextroversion: Right lateral rectus and left ... | openlifescienceai/medmcqa |
Chloramphenicol was initially obtained from Streptomyces venezuelae in 1947. It was soon synthesized chemically and the commercial product now is all synthetic. Adverse effects 1 . Bone marrow depression Of all drugs, chloramphenicol is the most impoant cause of aplastic anaemia, agranulocytosis, thrombocytopenia or pa... | openlifescienceai/medmcqa |
Botyromycosis is a chronic granulomatous condition similar to mycetoma, usually involves the skin and characterized by granules in the pus, consisting of masses of bacteria generally staphylococcus aureus. | openlifescienceai/medmcqa |
Ans. is 'a' i.e., Caused by HSV-II Neonatal herpes infection o It is commonly caused by HSV-2 (70% cases are caused by HSV-2 and 30% caused by HSV-1) Case fatality rate exceeds 60% in untreated neonatal herpes. The infection is acquired by passage through an infected genital tract at bih. The greatest risk i.e., 50% tr... | openlifescienceai/medmcqa |
Risk factors for PTS ID:- Low education, lower social class, female gender, low self-esteem/ neurotic traits, previous (or family) history of the psychiatric problem (depression /anxiety), previous traumatic events (childhood trauma).
Protective factor:- High IQ (Intellectuals), higher social class, male gender, psycho... | openlifescienceai/medmcqa |
Smallest helminth among the following is H nana also known as dwarf tapeworm with adult length of 15-44 mm. H. diminuta also known as rat tapeworm has a length of 20-60 cms. Balantidium coli is a large ciliated protozoan (50-130 um) and width 20-70 um) Diphyllobothrium latum can reach upto 30 fts. | openlifescienceai/medmcqa |
Non-absorbable, non-elastic suture (prolene) is the preferred suture material for vascular anastomosis.e.g. polypropylene." | openlifescienceai/medmcqa |
Vomer-sphenoid rostrum junction is schindylesis type of suture. | openlifescienceai/medmcqa |
Cardiac muscle consists of striated muscle fibers that branch and unite with each other. It forms the myocardium of the hea.Its fibers tend to be arranged in whorls and spirals, and they have the propey of spontaneous and rhythmic contraction. Specialized cardiac muscle fibers form the conducting system of the hea.Card... | openlifescienceai/medmcqa |
MENKE DISEASE / kinky OR STEEL HAIR SYNDROME- deficiency of copper results in defective crosslinking of collagen and elastin by the copper-dependent enzyme lysyl oxidase. Defect in dietary absorption of copper Die with in 5 years of age Kinky hair and growth retardation. menke disease is X linked disease due to mutatio... | openlifescienceai/medmcqa |
Reference Robbins page no Pg 1125 What are the symptoms of Cushing's syndrome? weight gain. thin arms and legs. a round face. increased fat around the base of the neck. a fatty hump between the shoulders. easy bruising. wide purple stretch marks, mainly on the abdomen, breasts, hips, and under the arms. weak muscles | openlifescienceai/medmcqa |
Stills disease is a variant of rheumatoid commonly occurring in adults in 20's and 30's.
Patients characteristics clinical features are:
High spiking fever often up to 40°C.
Sore throat
Evanescent salmon coloured non pruritic rash, seen on chest & abdomen
Lymphadenopathy
Pericardial effusion
Wrist joint involvement
... | openlifescienceai/medmcqa |
Ans. (a) Selective neck dissectionRef: Bailey- 26th edition Page 720* Supraomohyoid neck dissection involves removal of neck nodes at level 1,2,3.* It is done for No neck node palpable cases and for some cases of N1.* Extended Omohyoid Neck dissection removes - Level 1,2,3 and 4 nodes. | openlifescienceai/medmcqa |
Ref: Henry Gray. Anatomy of the Human Body. The lateral surface is formed of a thin, smooth, oblong plate, the lamina papyracea (os planum), which covers in the middle and posterior ethmoidal cells and forms a large pa of the medial wall of the orbit; it aiculates above with the orbital plate of the frontal bone, below... | openlifescienceai/medmcqa |
The above case history is suggestive of Threatened aboion. Management - Bed Rest Avoid Coitus Avoid Lifting weights Progesterone is given to compliment the placental function | openlifescienceai/medmcqa |
Refer: Kanski s Clinical Ophthalmology: A Systematic Approach 8th edition pg 301 , AK KHURANA COMPREHENSIVE OPHTHALMOLOGY 6TH EDITION pg. No369
CONGENITAL DACRYOCYSTITIS
It is an inflammation of the lacrimal sac occurring in newborn infants
Treatment
It depends upon the age at which the child is brought.
Massage over ... | openlifescienceai/medmcqa |
Ref. Robbins Pathology. 9th edition. Page. 1191
Paget Disease
Diagnostic features are increased osteoclastic and osteoblastic activity with supportive radiologic findings
Acute: primarily woven bone; focal mosaic pattern of lamellar bone, resembles jigsaw puzzle with prominent irregular cement lines; osteoclasts pre... | openlifescienceai/medmcqa |
Ans: B (Eustachian tube is always abnormal) Ref: Diseases of the Ear, Nose, and Throat by PL Dhingra 5th edn.2010. P. 98 Explanation: Eustachian tube function is normal in otosclerosis. Otosclerosis Irregular spongy bone replaces the dense endochondral layer of the bony labyrinth. Hereditary. Associated with Van der ho... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Superior Orbital fissure Structures passing through superior orbital fissure* Superior and inferior divisions of oculomotor nerve (III)* Trochlear nerve (IV)* Lacrimal, frontal and nasociliary branches of ophthalmic (VI).* Abducens nerve (VI)* Superior and inferior divisions of ophthalmic vein. Inferi... | openlifescienceai/medmcqa |
The folic acid is first reduced to 7, 8 - dihydrofolic acid and fuher reduced to 5,6,7,8- tetrahydro folic acid ( THFA ).Both reactions are catalyzed by NADPH dependent folate reductase. The THFA is the carrier of one- carbon groups.One carbon compound is an organic molecule that contains only a single carbon atom.The ... | openlifescienceai/medmcqa |
2 patterns of autosomal recessive FSGS Steroid-resistant nephrotic syndrome Congenital nephrotic syndrome NPHS 2 gene mutation NPHS 1 mutation Maps to chromosome 1q25-q31 Maps to chromosome 19q13 Encodes the protein podocin Encodes the protein nephrin | openlifescienceai/medmcqa |
A i.e. Bone * Bone is kept shoer than soft tissue in flap method of amputation to facilitate closure of amputation stumpQ.* In guillotine amputation, limb is transected at one level through skin, muscle & bone. | openlifescienceai/medmcqa |
The term 'formal thought disorder' is a synonym for disorders of conceptual or abstract thinking that are most commonly seen in schizophrenia and organic brain disorders. In schizophrenia, disorders in the form of thinking may coexist with deficits in cognition.Schizophrenia is a disorder that includes a combination of... | openlifescienceai/medmcqa |
Elevations in Beta-hCG are also found in patients with choriocarcinoma of the uterus, embryonal carcinomas, polyembryomas, mixed cell tumors, and, less commonly, dysgerminomas. Beta-hCG and human placental lactogen (hPL) are the most useful markers for trophoblastic disease. Calcitonin plays an impoant role as a tumor ... | openlifescienceai/medmcqa |
Most common causative organism for bacterial meningitis beyond 3 years of age is - Pneumococcus | openlifescienceai/medmcqa |
Answer- C. Aluminium toxicityAluminium intoxication is common in dialysis patients.It can cause anemia, osteomalacia and encephalopathy (dementia). | openlifescienceai/medmcqa |
Cells of transitional epithelium have an extra reserve of cell membrane in the form of plate-like areas of cytoplasm containing internalized membranes, which permits the stretching of the epithelium. | openlifescienceai/medmcqa |
a. Atrial Septal Defect (ASD)(Ref: Nelson's 20/e p 2211-2217, Ghai 8/e p 420-423)Pentalogy of Fallot = Tetralogy of Fallot + Atrial Septal defect. | openlifescienceai/medmcqa |
Ans. B: Ankylosing spondylitis Ankylosing Spondylitis (AS) is a chronic systemic inflammatory rheumatic disease, primarily affecting the axial skeleton of which sacroilitis is the hallmark. The disease pathogenesis is immune mediated as evident by raised IgA and close relationship with HLA B27. Immunologically there is... | openlifescienceai/medmcqa |
Ans. Grievous | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Ranolazine Ranolazine Ranolazine is an effective newer anti-anginal drug but unlike CCBs and beta-blockers it does not significantly alter the hea rate or blood pressure. Ranolazine alters the trans-cellular late sodium current and affects the sodium-dependent calcium channels during myocardial ischem... | openlifescienceai/medmcqa |
National anti-malaria Programme
The Programme began initially as National Malaria control Programme in 1953.
Because of the spectacular success achieved in the control of malaria, the control programme, was converted into an eradication programe in 1958 with the object of eradicating malaria once and for all from the... | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Low fibero A high incidence of colorectal cancer occurs in economically prosperous, upper socioeconomic class. This observation led to attention on environmental factors, paicularly diet in the etiology of colon cancer.o Dietary factors associated with colon cancers are :(a) Animal fato Diet high in a... | openlifescienceai/medmcqa |
The clinical picture of sho stature with low T4 and elevated TSH suggests primary hypothyroidism. The enlarged pituitary can be explained by the feedback provided by low T4 in the blood. To rule out other choices Pituitary adenoma Can produce any hormone and if it produces TSH , then T4 should be elevated TSH Secreting... | openlifescienceai/medmcqa |
Ans. is 'a' i.e., ECF * The volume of the various body compartments can be measured by injecting into them an indicator substance (marker or dye) and estimating its volume of distribution.* Measurement of body fluid volumes is done by 'Dilution method' i.e., by knowing the diluted concentration of dye in the fluid. Sup... | openlifescienceai/medmcqa |
Prematurity | openlifescienceai/medmcqa |
Do not given Iron is Stabilization Phase. If given Iron releases free radical, causing injury to GIT.
Iron should be started in Rehabilitation Phase (after day 7) | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Less chances of survival in environment | openlifescienceai/medmcqa |
. | openlifescienceai/medmcqa |
The supraspinatus, infraspinatus, teres minor and subscapularis muscles comprise the rotator cuff muscle group. The main role of these muscles is stabilization of the humeral head in the glenoid fossa. Tendons of teres minor, supraspinatus, and infraspinatus inse on the greater tuberosity of the humerus, and subscapula... | openlifescienceai/medmcqa |
Doppler effect: change in frequency because of relative motion between moving source of sound and observer. Example: Sound waves hitting resting parenchyma Sound wave hitting moving RBC The difference gives color coding doppler effect. Color coding: based on direction of flow Flow TOWARDS probe: RED Flow AWAYfrom probe... | openlifescienceai/medmcqa |
As contact lenses tend to return the images to near normal size, the images are minifid in hypermetropia and magnified in myopia. | openlifescienceai/medmcqa |
Ans. (c) Post mastectomy arm(Ref: Cancer 1948; 1:64-81)*Lymphangiosarcoma is a misnomer because this malignancy seems to arise from blood vessels instead of lymphatic vessels.*Most commonly, this tumor is a result of lymphedema induced by radical mastectomy*Stewart-Treves syndrome is a rare, cutaneous angiosarcoma that... | openlifescienceai/medmcqa |
DVT is the contraindication for surgery in varicose veins as superficial veins are only channel for drainage of venous blood . | openlifescienceai/medmcqa |
Ans. is 'b' i.e., Isoretinonine | openlifescienceai/medmcqa |
Ans-A ectopic pregnancy (Ref Dutta, 6/e, p 186 (5/e, p. 198, 4/e, pl98)).History of amenorrhoea and absence of gestational sac and collection of fluid in the pouch of Douglas leaves no doubt about the diagnosis of ectopic pregnancy. | openlifescienceai/medmcqa |
extranodal lymphomas can arise in viually any tissue, they do so most commonly in the gastrointestinal tract, paicularly the stomach Nearly 5% of all gastric malignancies are primarily lynphomas, the most common of which are indolent extranodal marginal zone B cell lymphomas- MALToma( mucosal associated lymphoid tissue... | openlifescienceai/medmcqa |
Some examples of sphingolipidoses Disease :Niemann-Pick disease Enzyme deficiency: Sphingomyelinase Lipid accumulating Sphingomyelin Clinical symptoms: Enlarged liver and spleen, mental.Ref: Textbook of Medical Biochemistry, Eighth Edition, Dr (Brig) MN Chatterjea, page no: 63 Table 4.2: | openlifescienceai/medmcqa |
Ans. is 'c' i.e., Facioscapulohumeral muscular dystrophy o The two most common forms of muscular dystrophy are X-linked: Duchenne muscular dystrophy and Becker muscular dystrophy. o Facioscapulohumeral muscular dystrophy is autosomal-dominant. o Emery-Dreifuss muscular dystrophy is X-linked. | openlifescienceai/medmcqa |
The mode
The mode is the value that occurs the most frequently in a data set.
For example the diastolic BP of 10 individuals 75, 71, 73, 84, 81, 75, 79, 75, 80, 90
The most frequently occurring value is 75, and therefore the mode.
If there are 2 most frequent value in the distribution, i.e., two modes → Bimodol distri... | openlifescienceai/medmcqa |
Phenylalanine hydroxylase which conves phenylalanine to tyrosine is deficient in phenylketonuria. The most common cause of hyperphenylalaninemia is deficiency of the enzyme phenylalanine hydroxylase, which catalyzes the conversion of phenylalanine to tyrosine. Ref: Barsh G. (2010). Chapter 2. Genetic Disease. In S.J. M... | openlifescienceai/medmcqa |
Refer kDT 7/e p 641 Ezetimibe is a medication used to treat high blood cholesterol and ceain other lipid abnormalities. Generally it is used together with dietary changes and a statin. Alone, it is less preferred than a statin. It is taken by mouth. It is also available in the combination ezetimibe/simvastatin | openlifescienceai/medmcqa |
Recurrent laryngeal nerve supplies all intrinsic muscles of larynx except cricothyroid muscle which is supplied by superior laryngeal nerve (external laryngeal branch). | openlifescienceai/medmcqa |
Ref: Harpers Illustrated Biochemistry, 29th edition. Page no: 193.Explanation:Location of Glucose Transporters (GLUT] is frequently asked MCQ. GLUTs could be insulin dependent or independent. Please have a look at this table from Harper.TypeTissue locationFunctionsGLUT1Brain, kidney, placenta, RBCsUptake of glucoseGLUT... | openlifescienceai/medmcqa |
Hallucinogens (Psychotomimetics, psychedelics, psychotogens) are drugs which alter mood, behaviour, thought and perception in a manner similar to that seen in psychosis. These are as:1. Lysergic acid diethylamide (LSD) 2. Psilocybin3. Harmine 4. Bufotenin5. Mescaline (Phenyl alkyl amines) 6. Phencyclidine7. Lysergic ac... | openlifescienceai/medmcqa |
There is no epitheliunm on posterior surface. | openlifescienceai/medmcqa |
In Asthma FEV1(forced expiratory volume in 1 second), FVC(forced vital capacity, is the total volume exhaled), FEV1/FVC decreases. To daignose Asthma: Compatible clinical history plus either : 1)FEV1>12% increase following administration of a bronchodilator or glucocoicoids. 2)FEV1>15% decrease after 6min of exercise 3... | openlifescienceai/medmcqa |
Verrucous carcinoma is a low grade malignancy and is seen more frequently in the southern pa of the United States. It is found most commonly on the gingival buccal junction in tobacco chewers. It is grayish white and exophytic. wide local excision is Treatment of choice .Radiation may be tried for very large lesions.If... | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Obscuration of disc margins Ophthalmoscopic signs of papilloedemao The blurring of disc margin (first sign)o Venous Engorgement, congestion, loss of pulsationo Hyperemia of the disc with capillary dilatation.o Filling of the physiological cup with gradual obliteration of physiological cup.o Gradual el... | openlifescienceai/medmcqa |
Causes of contracted kidneys ; Chronic glomerulonephrits Benign nephrosclerosis Chronic pyelonephrits | openlifescienceai/medmcqa |
Perisinusoidal space of Disse is seen in liver. | openlifescienceai/medmcqa |
Lesions of optic tract: These are characterised by incongruous homonymous hemianopia associated with contralateral hemianopic pupillary reaction (Wernicke's reaction). These lesions usually lead to paial descending optic atrophy and may be associated with contralateral third nerve paralysis and ipsilateral hemiplegia. ... | openlifescienceai/medmcqa |
"A corneal dystrophy is classically bilateral, progressive, and isolated to the cornea. The disorder is inherited, characteristically in a dominant fashion, and often appears clinically to involve only one layer of the cornea "...Yanoff | openlifescienceai/medmcqa |
Ans. is 'd' i.e., Cg T, KIAMPKE'S PARALYSISo Site of injury : Lower trunk of the brachial plexuso Cause of injury : Undue abduction of the arm, as in clutching something with the hands after a fall from a height, or sometimes in birth injury.o Nerve roots involved : - Mainly T1 and partly C8.o Muscles paralysedi) Intri... | openlifescienceai/medmcqa |
In competitive inhibition, Drug binds to enzyme only .So, Velocity remains unchanged and Conc- km increases. In non- competitive inhibition, drug binds to enzyme substrate complex deceasing velocity unaffecting km. Ref: K.D.Tripati.7th ed. Pg 39 | openlifescienceai/medmcqa |
P mirabilis and Proteus vulgaris share the ability to swarm over the surface of media, rather than remaining confined to discrete colonies. This characteristic makes them readily recognizable in the laboratory--often with dismay because the spreading growth covers other organisms in the culture and thus delays their is... | openlifescienceai/medmcqa |
Anatomical snuff box boundaries: Lateral wall Abductor pollicis longus Extensor pollicis brevis Medial wall Extensor pollicis longus Roof Cephalic vein Sup branch of radial nerve Floor Radial styloid, scaphoid, trapezium,1st meta carpal Content Radial Aery Ref: Gray's Anatomy The Anatomical Basics of Clinical Practice ... | openlifescienceai/medmcqa |
Ref: CMDT 2013, Pg 1417-1418Explanation: Kawasaki Disease (mucocutaneous lymphnode syndrome):Autosomal DominantAutosomal RecessiveX- linked dominantX-linked recessiveHuntington's disease, Neurofibromatosis type 1, Myotonic dystrophy, Tuberous sclerosis, PCKD, Familial polyposis edi, Hereditory spherocytosis, Von Wifleb... | openlifescienceai/medmcqa |
Saint's triad is a medical condition in which there is concurrence of gallstones,hiatus hernia,diveiculosis of colon. Reference:SRB's manual of surgery,5th edition,page no:641. | openlifescienceai/medmcqa |
Ans. D. THE entire range of regulation shifts to higher pressuresThe autoregulatory range is shifted to higher pressures because the arteries and arterioles increase their resistance. The functional and structural changes increase the arterial pressure at which autoregulation of blood flow occurs, but increase the lowe... | openlifescienceai/medmcqa |
pH < 7.35 and PaCO2 < 40 mm Hg indicate metabolic acidosis
pH < 7.35 and PaCO2 > 40 mm Hg signify respiratory acidosis
pH > 7.45 and PaCO2 > 40 mm Hg indicate a metabolic alkalosis
pH > 7.45 and PaCO2 < 40 mm Hg signify respiratory alkalosis
The pH is > 7.35 Therefore, it is a case of alkalosis.
The PaCO2 is > 40 mm Hg... | openlifescienceai/medmcqa |
Ans. is 'B' i.e., TrK-B | openlifescienceai/medmcqa |
To prevent dehydration of periosteal surface of the flap, it should be irrigated frequently with saline (0.9% NaCl), and not with water, as it is hypotonic. | openlifescienceai/medmcqa |
'a' i.e. Lyme's disease | openlifescienceai/medmcqa |
Pyruvate kinase deficiency would be most likely cause of patient's anemia | lactate production in the erythrocyte indicates a defect in glycolysis. Pyruvate kinase deficiency 2nd most common cause (after glucose 6-phosphate dehydrogenase deficiency) of enzyme deficiency related to hemolytic anemia. In G6PD deficiency -... | openlifescienceai/medmcqa |
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