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Which of the following statistics should be adjusted for age to allow comparisons | Crude death rate is adjusted on the basis of age to obtain "Age adjusted or standardized death rates".
Advantage of age adjusted standardized death rates is that it removes all the confounding effects of different age structures and yields a single standardized adjusted rate, by which the mortality experience can be di... | 19,500 | medmcqa_train |
An ideal subcenter for a rural population should cater a population of: | 5000 | 19,501 | medmcqa_train |
Wernicke's encephalopathy involves which pa of CNS : | A i.e. Mammilary body | 19,502 | medmcqa_train |
Spinal anesthesia is given at which of the following levels : | B i.e. L24 Spinal anesthesia is usually injected at L2-3, L34 or sometimes 1,4-5 space in adultsQ. | 19,503 | medmcqa_train |
E.coli is an impoant causative agent of pyelonephritis in man. The propey that helps the bacteria in this is most likely to be:- | Adhesive propey of E.coli helps the bacteria in this case. Option 1 Adhesins: E. coli organisms possess numerous highly specialized adhesins. These adhesins include: (a) CFA-I,II,III (b) Aggregative adherence fimbriae (AAF I,II,III) (c) Bundle-forming pili (Bfp) (d) Intimin (e) P pili(binds to P blood group antigens) (... | 19,504 | medmcqa_train |
Schilling's test is false + ve in (PGI June 2008) | Ans. B (Renal insufficiency) D-Xylose TestPositive TestDecreased D-Xylose excretion in urine due to malabsorption from gastrointestinal mucosal diseaseCauses IncludeCeliac diseaseTropical sprueWhipple's diseaseAnother mucosal diseaseFalse Positive TestDecreased D-Xylose excretion in urine due to causes other than malab... | 19,505 | medmcqa_train |
The subtype of hiatus hernia with gastric volvulus as an impoant complication is: | Types II, III, and IV hiatal hernias are all subtypes in which the herniation includes a visceral structure other than the gastric cardia. Type II and III paraesophageal hernias, the gastric fundus also herniates Type II and III paraesophageal hernias -the stomach inves and lead to an upside down stomach, gastric volvu... | 19,506 | medmcqa_train |
As per ISO, color of N2O cylinder is – | Color code of N2O cylinder is blue. | 19,507 | medmcqa_train |
A young couple hiking in a wilderness area discovered the body of a man apparently in his 20s. He appeared to have been dead a few days, but animal predation was minimal. A postmortem examination was performed by the county medical examiner, and no evidence of penetrating wounds (bullet, lacerations, etc.) was found. A... | A fractured hyoid bone is evidence of strangulation. A fall from a height and subdural hematoma would likely be accompanied by fractured bones. Whereas myocardial infarction or poison remain possibilities, the medical examiner would have a high index of suspicion for strangulation because of the fractured hyoid bone. | 19,508 | medmcqa_train |
The most common condition of inherited blindness due to mitochondrial chromosomal anomaly is : | B i.e. Leber's hereditary optic neuropathy - Leber's hereditary optic neuropathy (WON) is a rare cause of bilateral optic neuritis Q which results from maternal mitochondrial DNA mutationsQ - Young male (15-35 years) presenting with bilateral sequential acute or subacute, severe, painless loss of vision with in weeks o... | 19,509 | medmcqa_train |
Radiation-induced brain necrosis is diagnosed by | radiation-induced necrosis diagnosis is difficult to confirm withoutsurgical tissue sampling (craniotomy or biopsy)Advanced imaging techniques such as DTI (ADC and fractional anisotropy ratios), perfusion MR imaging (CBV, rPH, and relative PSR), MR spectroscopy, and PET hold promise for better differentiation between r... | 19,510 | medmcqa_train |
Earliest field defect in open angle glaucoma is - | Field defect in the order of appearance Isopter contractionBaring of blind spotsmall wing shaped paracentral scotomasiedel's scotomaArcuate or Bjerrum's scotomaRing or double arcuate scotomaRoenne's central nasal stepperipheral field defectsAdvanced glaucomatous field defects. Ref :Ophthalmology A K Khurana 6th edition... | 19,511 | medmcqa_train |
Toxoplasmosis in the fetus can be best confirmed by - | Diagnosis of Congenital toxoplasmosis: Presence of IgM Abs in fetus indicates congenital infection. The presence of circulating IgA ors the diagnosis of an acute infection as IgA-ELISA is more sensitive than IgM-ELISA for detecting congenital infection in the fetus. Toxoplasma Ag in amniotic fluid, PCR to detect Toxopl... | 19,512 | medmcqa_train |
Differential diagnosis in a case of fever with vesicular rash for two days are all except | Cutaneous candidosis is caused by candida albicans. - it may be interiginous or paronychial -the former is an erythematous, scaling or moist lesions with sharply demarcated borders, where papular lesions are most prominent. - paronychia is seen in occupations that lead to frequent immersion of hands in water. * In infe... | 19,513 | medmcqa_train |
Which structure does NOT form pa of the boundary defining the trigone of the bladder? | The trigone of the bladder is bounded by the openings of the left and right ureteric orifices superolaterally, the interureteric crest between the openings of the ureters and the internal urethral orifice inferiorly. The urachus is the structure that joins the apex of the fetal bladder to the umbilicus. After bih, it b... | 19,514 | medmcqa_train |
Tom Smith septic ahritis affects | Septic ahritis of hip seen in infants. At this age, the head of the femur is cailaginous and is rapidly and completely destroyed by the pyogenic process. Onset is acute with rapid abscess formation, which may burst out or be incised and heals rapidly. Usually it is mistaken as a superficial infection and the child pres... | 19,515 | medmcqa_train |
All of the following structures forms the stomach bed except: | Relations of stomachAnteriorly: The anterior abdominal wall, the left costal margin, the left pleura and lung, the diaphragm, and the left lobe of the liverPosteriorly: The lesser sac, the diaphragm, the spleen, the left suprarenal gland, the upper pa of the left kidney, the splenic aery, the pancreas, the transverse m... | 19,516 | medmcqa_train |
Repeated Transcranial Magnetic Stimulation (rTMS) of the brain is used in the treatment of - | Somatic Therapies for depression
Electroconvulsive therapy (FDA approved)
Vagus Nerve Stimulation (VNS) (FDA approved)
Repeated Transcranial Magnetic Stimulation (rTMS) of the brain has recent FDA approved
Deep Brain Stimulation (DBS)
Phototherapy | 19,517 | medmcqa_train |
In infective endocarditis which of the following is not immune mediated - | Ans. is 'None' | 19,518 | medmcqa_train |
Negri bodies, which are pathognomonic of Rabies, are commonly found in which of the following cells? | Rabies Severe encephalitis transmitted to humans by the bite of a rabid animal, usually a dog or various wild mammals. Microscopically, there is widespread neuronal degeneration and an inflammatory reaction that is most severe in the brainstem. Negri bodies, the pathognomonic microscopic finding, are cytoplasmic, round... | 19,519 | medmcqa_train |
Treatment of acute dacrocystitis in stage of cellulitis is ? | Ans. is 'a' i.e., Antibiotics Treatment of acute dacryocystitis During cellulitis stage It consists of systemic and topical antibiotics to control infection; and systemic anti-inflammatory analgesic drugs and hot fomentation to relieve pain and swelling. During stage of lacrimal abscess In addition to the above treatme... | 19,520 | medmcqa_train |
Which of the following has the worst prognosis – | Prognosis for normal mental development is poor. | 19,521 | medmcqa_train |
Most common location of extradural hematoma is | The most common site is temporal, as the pterion is not only the thinnest part of the skull but also overlies the largest meningeal artery –the middle meningeal. An EDH may also occur in other regions such as frontal as well as in the posterior fossa. | 19,522 | medmcqa_train |
A man on return from a country complains of pain in abdomen, jaundice, with increased alkaline phosphatase and conjugated hyperbilirubinemia. U.S.G. shows blockage in the biliary tree. What could be the cause - | Ans. is 'b' i.e., Clonorchis sinensis Clonorchis sinensis is a trematode. It is also known as liver luke.Man is definitive host for Clonorchis and snail is the secondary host.Clonorchis sinensis is caused by ingestion of metacercaria in inadequately cooked freshwater fish.The organism's excyst in the duodenum.The larva... | 19,523 | medmcqa_train |
Magnification obtained with direct ophthalmoscope for an emmetropic patient is: | Ans. (c) 15 timesRef: Parson's, 19/e, p. 135Magnification obtained with direct ophthalmoscope* In emmetropes is about 15 times and* Least magnified is seen in hypermetropes,* Most magnified is seen in myopes. | 19,524 | medmcqa_train |
Major mechanism of action of typical anti-psychotic drugs is:- | Antipsychotic drugs are divided into typical and atypical. Typical antipsychotic drugs mainly act by blocking D2 receptors of dopamine. Atypical drugs mainly act by blocking 5HT2 receptors of serotonin. | 19,525 | medmcqa_train |
C/F of cerebello pontine angle tumours | Most CPA tumors are benign, with over 85% being vestibular schwanommas (acoustic neuromas), lipomas, vascular malformations, and hemangiomas. Presenting symptoms of CPA tumors (including acoustic neuromas) include the following: Hearing loss - 95% Tinnitus - 80% Veigo/unsteadiness - 50-75% Headache - 25% Facial hypesth... | 19,526 | medmcqa_train |
Plazomicin was approved by FDA recently for | it is ia new or nect generation aminoglycoside i.e neo glycoside, bactericidal in nature ,inhibiting the protein syunthesis, acting on both gram negetive and positive bacteria. | 19,527 | medmcqa_train |
A 16-year old girl presents with primary amenorrhea, on examination has a blind vaginal pouch with absence of uterus. Investigation to be done is | The patient with primary amenorrhea, here is phenotypic female with absent vagina and uterus 3 possibilities here Mullerian agenesis : 46 XX Testicular feminization : 46 XY Swyer syndrome : 46 XY A Karyotyping will be the best to differentiate between the three. MRKH Androgen insensitivity syndrome Genotype XX XY Gonad... | 19,528 | medmcqa_train |
Arachidonic acid metabolites are all except: | The lipid mediators prostaglandins and leukotrienes are produced from arachidonic acid (AA) present in membrane phospholipids, and stimulate vascular and cellular reactions in acute inflammation. AA derived mediators, also called eicosanoids (because they are derived from 20 carbon fatty acids; Greek eicosa = 20) These... | 19,529 | medmcqa_train |
All are seen in carpal tunnel except - | Ans. is 'b' i.e., Ulnar nerve o Contents of carpal tunnel are 1 nerve and 9 tendons :-Median nerve4 tendons of flexor digitorum profunds.4 tendons of flexor digitorum superficialis.1 tendon of flexor pollicis longus. | 19,530 | medmcqa_train |
Dorsal aery of penis passes beneath which layer (JIPMER May 2019) | Structure of penis:- Corpus spongiosum carry urethra - for urine excretion- Corpora cavernosa (2 in number) carry blood in cavernous spaces. - help in erection of penis. Supplied by deep aery of penis.- These 3 bodies are covered by Tunica albuginea very closely.- Outside that there is deep penile fascia / Buck's fasci... | 19,531 | medmcqa_train |
Otosclerosis shows which type of tympanogram? | Type A tympanograms have normal peak height and pressure. Two variations of the Type A tympanogram also are normal in pressure, but may be shallow (AS), reflecting otosclerosis or middle ear effusion, or peaked very high (AD), reflecting ossicular discontinuity or a monomeric eardrum | 19,532 | medmcqa_train |
Ligamentum teres is formed after | Umbilical vein closure occurs shortly after closure of umbilical arteries and forms the ligamentum teres. | 19,533 | medmcqa_train |
Which of the following calcium channel blocker has a predominant peripheral action: September 2006 | Ans. C: Nifidepine Sublingual nifedipine has previously been used in hypeensive emergencies. This was found to be dangerous, and has been abandoned. Sublingual nifedipine causes blood-pressure lowering through peripheral vasodilation. It can cause an uncontrollable decrease in blood pressure, reflex tachycardia, and a ... | 19,534 | medmcqa_train |
Superior border of Epiploic foramen is formed by? | ANSWER: (B) Caudate lobe of liverREF: Gray's anatomy 39th edition, page 3136Repeat from June 2011 and December 2011In human anatomy, the omental foramen (Epiploic foramen, foramen of Winslow, or uncommonly aditus) is the passage of communication, or foramen, between the greater sac (general cavity of the abdomen), and ... | 19,535 | medmcqa_train |
Angle of wetting is zero, it reflects that attraction between the molecules is: | If the force of attraction between molecules of the adhesive and molecules of the substrate is stronger than the attraction between molecules of the adhesive, the liquid adhesive will spread much more broadly over the solid surface and result in a smaller contact angle. Thus, a small contact angle indicates that the ad... | 19,536 | medmcqa_train |
Which of the following is not a cardinal feature of acute limb ischemia? | The cardinal feature of acute limb ischemia includes pain, paraesthesia which may later develop into anaesthesia, pallor, pulselessness, paralysis and perishing cold. Ref: Oxford Handbook of Accident and Emergency Medicine, 2nd Edition, Page 508. | 19,537 | medmcqa_train |
ST segment elevation in ECG is not seen in? | Hypocalcemia REF: Harrison's Principles of Internal Medicine 17th ed-chapter 221 "Hypercalcemia not hypocalcemia causes ST segment elevation on ECG" DIFFERENTIAL DIAGNOSIS OF ST SEGMENT ELEVATIONS Ischemia/myocardial infarction Non infarction, transmural ischemia (Prinzmetal's angina, and possibly tako-tsubo syndrome) ... | 19,538 | medmcqa_train |
The most impoant indication for surgical repair of a Bicornuate Uterus is : | Habitual aboion Bicornuate uterus is caused by incomplete lateral fusion of the mullerian ducts is (only the lower pas of the duct fuse, leaving the cornua separate). it is characterized by 2 separate but communicating endometrial cavities and a single uterine cervix. Failure of fusion may extend to the cervix resultin... | 19,539 | medmcqa_train |
Best myocutaneous flap for breast reconstruction: | Methods of breast reconstruction: Autogenous - tissues of the patient used to create a myocutaneous flap Eg: TRAM, LD Alloplastic - silicone implant Combined - uses TRAM + implant or LD + implant Most common method of breast reconstruction / augmentation worldwide: silicone implants. IOC for implant related complicatio... | 19,540 | medmcqa_train |
Which of the following is not a component of cognitive triad of Beck? | Ans. d. Guilt (Ref: Niraj Ahuja 7e p164)Beck 's cognitive triad involves negative thoughts about the self (the self is worthless) , the world/environment (i.e. the world is unfair, helpless), and the future (the future is hopeless)."Beck's cognitive triad represents three types of negative thoughts present in depressio... | 19,541 | medmcqa_train |
Most common mental health disorder is | Tourette's disorder(Gilles de la Tourette) - combined vocal and multiple motor tic disorder. presence of both multiple motor and one or more vocal tics (>1 year) Onset <18 years involuntary, spasmodic, stereotyped movement of small groups of muscles; seen most predominantly in moments of stress or anxiety Ex: Nose twit... | 19,542 | medmcqa_train |
Which one of the following is the example of metabolic acidosis with respiratory alkalosis - | Salicylate over dose : Metabolic alkalosis + Respiratory alkalosis. Alcoholic : metabolic alkalosis + metabolic acidosis. Cardiopulmonary edema : metabolic acidosis + respiratory alkalosis Pregnancy : metabolic alkalosis + respiratory alkalosis Ref: Harrison&;s 19thE | 19,543 | medmcqa_train |
A young man having pheochromocytoma has BP of 188/92 mm Hg and a hematocrit of around 50%. Pulmonary function tests and renal functions are normal. His catecholamines are elevated. Which of the following drugs should not be included in the anesthesia protocol? | * Halothane sensitizes the hea to arrhythmogenic action of catecholamines. * In pheochromocytoma, there are elevated levels of catecholamines. * Therefore, halothane should not be used in patients with pheochromocytoma. | 19,544 | medmcqa_train |
Ipsilateral third nerve lesion and contralateral ataxia | A third nerve palsy with contralateral ataxia (Claude's syndrome) or with contralateral hemiplegia (Weber's syndrome)The constellation of veigo, numbness of the ipsilateral face and contralateral limbs, diplopia, hoarseness, dysahria, dysphagia, and ipsilateral Horner's syndrome is called the lateral medullary (or Wall... | 19,545 | medmcqa_train |
If you are in PHC, which anticoagulant is used to sent the blood sample for blood glucose estimation? - | It is used when blood is collected for glucose estimations. It is a weak anticoagulant but is often added as a preservative for blood glucose together with potassium oxalate as an anticoagulant. It is effective at a concentration of 2mg/ml blood. It inhibits the enzyme enolase (sodium fluoride) thus inhibiting glycolys... | 19,546 | medmcqa_train |
A female is on Mala N for contraception. After the end of the first strip, there was no withdrawal bleeding. What should be done? | (c) Urgent visit to hospital and check for pregnancy.Ref: WHO guidelines; CDC guidelinesAfter ruling out pregnancy, next cycle of OCPs can be started. | 19,547 | medmcqa_train |
For assembling cohos for Coho study, all of the following considerations are considered except | The diagnostic and eligibility criteria of the disease must be defined beforehand; this will depend upon the availability of reliable methods for recognizing the disease when it develops. The groups are followed, under the same identical conditions, over a period of time to determine the outcome of exposure in both the... | 19,548 | medmcqa_train |
Which of the following fetal complications is associated with the penicillamine use in pregnancy? | Pencillamine interferes with the synthesis of collagen and elastin and can cause elastosis perforans serpiginosa and localized cutis laxa. | 19,549 | medmcqa_train |
Visual area of coex is supplied by: | C i.e. Posterior cerebral aery | 19,550 | medmcqa_train |
A case of carcinoma cervix who earlier received radiotherapy, relapses with new lesion, what should be the next line of management? | ANSWER: (C) Pelvic exenterationREF: Danforth's Obstetrics and Gynecology, 10th Edition P.983Treatment of Recurrent Cervical Cancer:Cervical cancer detected within the first 6 months after primary therapy is often termed persistent cancer, while that diagnosed later is referred to as recurrent disease.Appropriate treatm... | 19,551 | medmcqa_train |
Essential criteria for TOF includes all except | The four components of the tetralogy of Fallot are malaligned VSD, obstruction to RV outflow, aoic override of the VSD, and RV hyperophy due to the RV's response to aoic pressure the large VSD. ( Harrison&;s principle of internal medicine,18th edition,pg no. 1926 ) | 19,552 | medmcqa_train |
All of the following methods are used for the diagnosis of HIV infection in a 2 month old child, | Anti-HIV antibody detection by ELISA or any other method is done only after 18 months of birth when all maternal antibodies would have disappeared.
HIV diagnosis <18 months: (i) HIV DNA detection (best), (ii) p-24 antigen, (iii) HIV RNA detection, (iv) virus isolation | 19,553 | medmcqa_train |
Microalbuminuria is dened
as protein levels os - | Albuminuria in the range of 30-300 mg/24 hrs is called microalbuminuria , In patients with type 1 & 2 diabetes microalbuminuria appears 5-10 years after the onset of diabetes. | 19,554 | medmcqa_train |
Ectopic mucosa of Meckel's Diveicula is diagnosed by | The 99mTc- peechnetate is preferentially taken up by the mucus secreting cells of the gastric mucosa and ectopic gastric tissue in the Diveicula. It is less accurate in adults because of reduced prevalence of ectopic gastric mucosa. The sensitivity and specificity can be improved by pentagastrin and glucagon or H2-rece... | 19,555 | medmcqa_train |
Earliest sign of rickets is: | Ans: bRef: Pedia ghai, 6th ed, p. 128 | 19,556 | medmcqa_train |
Earliest menopausal symptom is : | Hot flushes | 19,557 | medmcqa_train |
Physiological antagonism is found in | ref ; KD Tripathi pharmacology 7th edition (page no; 58) Physiological/functional antagonism; The two drugs act on different receptors or by different mechanisms but have opposite ove effects on the same physiological function, i. e . have pharmacological effects in the opposite direction, e.g.Histamine and adrenaline ... | 19,558 | medmcqa_train |
Presence of both Wolffian and Mullerian ducts are seen in all EXCEPT: | AMH DEFICIENCY or PMDS (Persistant Mullerian Duct Syndrome) Karyotype = 46XY and normal male external genitalia. Persistent Mullerian duct syndrome (PMDS) refers to the presence of a uterus and sometimes other Mullerian duct derivatives in a male. Both the Wolffian ducts and Mullerian ducts develop. The tissues are oft... | 19,559 | medmcqa_train |
Concentrating ability of kidney is lost by damage to? | Ans. b (Loop of Henle & collecting duct). (Ref. Ganong, Physiology, 21st/pg.721)NEPHRONS# Proximal convoluted tubule-- reabsorbs all of the glucose, inorganic phosphate, Cl, lactate and amino acids and most of the bicarbonate, sodium, and water. Secretes ammonia, which acts as a buffer for secreted W+.QThin descending ... | 19,560 | medmcqa_train |
All are true about cluster sampling except? | . | 19,561 | medmcqa_train |
Which of the following is the main form of oestrogen secreted from the ovary? | The major estrogens produced by women are estradiol (estradiol-17, E2), estrone (E1), and estriol (E3). Estradiol is the major secretory product of the ovary. Although some estrone is produced in the ovary, most estrone and estriol are formed in the liver from estradiol or in peripheral tissues from androstenedione and... | 19,562 | medmcqa_train |
You are in the eye OPD and wish to use a topical Beta blocker in a patient. The Chosen dug by you should have all the following propeies except | Ref-KDT 6/e p144 Timolol and betaxolol are the preferred beta blockers for the treatment of glaucoma because they lack local anaesthetic activity. Drugs possessing this propey increase the risk of corneal ulcers | 19,563 | medmcqa_train |
which one of the following is not the appropriate treatment of hypehyroidism due to subacute thyroiditis? | Subacute thyroiditis is a self-limited thyroid condition associated with a triphasic clinical course of hypehyroidism, hypothyroidism, and return to normal thyroid function. Subacute thyroiditis may be responsible for 15-20% of patients presenting with thyrotoxicosis and 10% of patients presenting with hypothyroidism .... | 19,564 | medmcqa_train |
Not true regarding arcus senilis | Arcus senilis usually stas from inferior cornea and then involves superior cornea. Arcus senilis Corneal degeneration. Deposition of lipids in cornea. Seen in corneal periphery. There is clear margin between the limbus and the arcus deposition. It stas from inferior cornea and then involves superior cornea. Does not in... | 19,565 | medmcqa_train |
The deficiency of all of the following factors increases the incidence of thrombus formation except ? | Ans. is 'a' i.e., Lipoprotein A | 19,566 | medmcqa_train |
Pro-inflammatory cytokines are - | Ans. is All-`a' i.e.,IL-1;'b' i.e., IL-2;'c' i.e.,IL-4 | 19,567 | medmcqa_train |
Signs of organophosphorous poisoning are all EXCEPT: | ANSWER: (D) BronchodilatationREF: Textbook of Forensic Medicine and Toxicology: Principles and Practice, 5/e By Krishan Vij page 533"Bronchoconstristition (bronchospasm) not bronchodilatation is seen in OPC poisoning"'Muscarinic signs of OPC poisoning can be remembered as SLUDGE- BBB: Salivation, Lacrimation, Urination... | 19,568 | medmcqa_train |
As per immunisation schdule, Hepatitis A vaccine is recommended at? | 2 year REF: Nelson Textbook of Pediatrics 17th edition page 1178, WHO website: vaccines/en/hepatitisa.shtml Hepatitis A vaccines "Hepatitis A vaccine is recommended at 24 months of age in states and regions with an increased incidence of disease. A second dose is administered 6-12 months later to complete the series"' ... | 19,569 | medmcqa_train |
Casal's necklace' is seen in the following disease | The Casal necklace is an erythematous pigmented skin rash in the distribution of a broad collar (dermatomes C3 and C4). It is seen in patients with pellagra. It occurs as a result of niacin (vitamin B-3) deficiency. Pellagra is a disease characterised by diarrhoea, dermatitis and dementia. Ref : Biochemistry by U. Saty... | 19,570 | medmcqa_train |
A 60 year old male patient operated for cataract 6 months back now complains of floaters and sudden loss of vision. The diagnosis is: | Retinal detachment | 19,571 | medmcqa_train |
Which of the following is not an action of growth hormone: | Insulin shows anti insulin effect and stimulate production of insulin like growth factor Anti insulin effect: increased lipolysis, hyperglycemia Effects mediated by insulin like growth factor: increased cailage and bone formation, increased protein synthesis and growth factor secretion, Ref:Guyton and Hall textbook of ... | 19,572 | medmcqa_train |
Impaired function of Aquaporin results in | ADH acts V2 receptors on DCT casuing facultative reabsorption of water by inseing Aquaporin -2 channels into apical (luminal side ). Nephrogenic DI-defect in aquaporins BATER SYNDROME - Autosomal recessive Defect in"Na-K-2Cl cotranspoer, Cl channel & ROMK"in loop of Henle LIDDLE SYNDROME - Gain of function of epithelia... | 19,573 | medmcqa_train |
Which is true of malaria - | RBCs shape and size malaria: P. vivex - Enlarged, Round and Bizarre form P. falciparum - Normal in size P. malariae - Normal in size P. ovale - Enlarged, Oval and Fimbriated margin Relapse: Seen in P. vivax and P. ovale Recrudescence: Seen in P. falciparum and P. malariae infections Definitive host: Female Anopheles mo... | 19,574 | medmcqa_train |
Occlusion of left anterior descending aery results in ischemia of | Occlusion of left anterior descending aery result in ishemia of anteriolateral wall . Ref - BDC 6th edition vol1 pg 263-265 | 19,575 | medmcqa_train |
The second messengers cyclic AMP and cyclic GMP (REPEAT) | . | 19,576 | medmcqa_train |
All of the following are affected in low radial nerve palsy except | A i.e. Extensor carpi radialis longus Extensor carpi radialis longus muscle is supplied by main trunk of radial nerve above the level of elbow joint; whereas extensor carpi radialis brevis, finger extensors (extensor indics, extensor digitorum, extensor digits minimi) are supplied by its posterior interosseous branch a... | 19,577 | medmcqa_train |
The following can lead to acute renal failure (ARF) due to intrinsic renal disease except- | Lupus nephritis happens when lupus involves the kidneys. Up to 60% of lupus patients will develop lupus nephritis. When the kidneys are inflamed, they can't function normally and can leak protein. If not controlled, lupus nephritis can lead to kidney failure. Renal involvement in leptospirosis can vary from a subclinic... | 19,578 | medmcqa_train |
Despite blockage of the celiac trunk, the organs receiving their blood supply from the trunk continue to operate normally. This is due to anastomoses between which vessels? | The superior pancreaticoduodenal aery is a branch of the gastroduodenal aery, which is a branch of the common hepatic aery, itself a branch of the celiac trunk. The inferior pancreaticoduodenal aery is a branch of the superior mesenteric aery. | 19,579 | medmcqa_train |
A 9 year old boy presents with growth retardation and propensity to hypoglycemia. Physical examination reveals sho stature, micropenis, increased fat and high-pitched voice. The skeletal survey reveals bone age of 5 years. Which of the following is most appropriate diagnosis - | Ans. is 'b' i.e., Growth hormone deficiency Clinical features of Growth hormone deficiency o Sho children with normal body propoions o Markely increased subcutaneous fat o Delayed skeletal age than chronological age o The height age is less than skeletal age and chronological age. o Hypoplastic penis and scrotum o May ... | 19,580 | medmcqa_train |
Middle meningeal artery is direct branch of - | Middle meningeal artery is a branch of the first part of the maxillary artery given off in the infratemporal fossa. It enters the middle cranial fossa through the foramen spinosum. | 19,581 | medmcqa_train |
Horner's syndrome causes all of the following clinical manifestations, EXCEPT: | Horner's syndrome result from a lesion affecting the sympathetic supply to the eye. Manifestations of horner's syndrome includes 1-2mm ptosis, anhidrosis, enophthalmos and mild upper lid ptosis. Miosis in horner's syndrome occur from denervation of sympathetically innervated pupillary dilator muscle. Mild upper eyelid ... | 19,582 | medmcqa_train |
Most common cause of syncope in children? | Ans. is 'c' i.e., Neurocardiogenic syncope"The most common cause of childhood syncope is vasovagal syncope""Autonomic syncope" or "vasovagal syncope" or " vasodepressor syncope" is by far the most common cause of syncope in children, accounting for at least 50 percent of cases. "In susceptible children, pain and emotio... | 19,583 | medmcqa_train |
In a village having a population of 1000, we found patients with ceain disease. The results of new diagnostic test on that disease are as follows Test Result Disease Disease Present Absent + 180 400 - 20 400 What is the prevalence of the disease? | Prevalence is defined as all current cases (Old+New) at a given point of time Prevalence= No. of all current cases of a disease at a time/Estimated total population at that time * 100 And "Cases are those persons having the disease" (controls are healthy people, without the disease) In the given question, Test Results ... | 19,584 | medmcqa_train |
Which of the following drug combination is supraadditive | Additive: Effect of drug A + B = effect of drug A + effect of drug B Aspirin + paracetamol as analgesic/ antipyretic Nitrous oxide + halothane as general anaesthetic Amlodipine + atenolol as antihypeensive Glibenclamide + metformin as hypoglycaemic Ephedrine + theophylline as bronchodilator Supra additive : Effect of d... | 19,585 | medmcqa_train |
The extension of the vaginal lumen around the intravaginal pa of the uterine cervix is the? | The cervix is the inferior end of the uterus that projects into the vagina. This means that the vagina comes up and wraps around the cervix, creating the vaginal fornix. There are multiple fornices at the top of the vagina: anterior, posterior, and lateral. The cervical canal is the passageway through the cervix to the... | 19,586 | medmcqa_train |
Drug of choice for acute severe migraine is | Acute migraine is a general term for migraines that aren't diagnosed as chronic. Another name for this type is episodic migraine.People who have episodic migraines have headachesup to 14 days a month. Thus, people with episodic migraines have fewerheadaches a month than people with chronic ones. Triptans are drugs of c... | 19,587 | medmcqa_train |
Which is not seen during the acute phase of Hepatitis B infection | Ans: C) IgM Anti HBe Ag | 19,588 | medmcqa_train |
Increasing severity of mental retardation of male members over generations is a result of ? | Ans. is 'd' i.e., Trinucleotide repeat mutation | 19,589 | medmcqa_train |
Most common type of lesion in Pott's spine: | The most common type of lesion in Pott's spine is Paradiscal area. Because the paradiscal area (lower pa of upper veebrae, upper pa of lower veebrae and the in-between veebral disc) arise from single mesodermal somite &has single supply of segmental aery through which tuberculosis spreads. Central (within the veebrae),... | 19,590 | medmcqa_train |
Opening of the jaw is done by the: | Ans: b (Lateral pterygoid) Ref.: BDC, 4th ed, VoL III, p. 152Depressing the jaw, ie. opening wide of the mouth is brought about mainly by the lateral pterygoid. The muscles which assist are the digastric, geniohyoid and mylohyoid.Movements that occur at the temporo-mandibular joint and muscles responsible:MOVEMENTMUSCL... | 19,591 | medmcqa_train |
The treatment of choice for primary grade V VUR involving both kidneys in a 6 month old boy is: | Treatment of VUR: 1. Continuous antibiotic prophylaxis: Age < 1 year Grade 3-5 VUR with h/o febrile UTI Associated bowel bladder dysfunction 2. Surgery- break through UTI despite on continuous antibiotic prophylaxis | 19,592 | medmcqa_train |
Most common malignant tumor of parotid gland is | The major salivary glands include the parotid glands, subman- dibular glands, and sublingual glands. There are also approxi- mately 750 minor salivary glands scattered throughout the submucosa of the oral cavity, oropharynx, hypopharynx, larynx, parapharyngeal space, and nasopharynx. Salivary gland neoplasms are rare a... | 19,593 | medmcqa_train |
'a'wave in JVP is seen in- | The a wave is due to atrial systole.some blood regurgitates into great veins when the atria contract.In addition,venous flow stops, the resultant rise in venous pressure contributes to a wave. (Ganong&;s Reviw of medical physiology,23rd edition,pg no.512) | 19,594 | medmcqa_train |
Which of the following type of collagen is most prominent and important during repair: | Type 3 collagen which is normally present in the skin more also, is most prominent and important during the repair process. | 19,595 | medmcqa_train |
Interval tonsillectomy is done following________ of quinsy drainage | Ans. a (4-6 weeks) (Ref: Diseases of ENT by PL Dhingra 2nd/pg. 261; 3rd/pg. 318)Tonsils are removed 4-6 weeks following an attack of Quinsy interval tonsillectomy,PERITONSILLAR ABSCESS (QUINSY)# Peritonsillar abscess (quinsy) is a complication of acute tonsillitis caused mainly by a mixed flora containing anaerobes and... | 19,596 | medmcqa_train |
Glucose transport along cell membranes occurs along with ? | Ans. (b) Na+Ref Ganong's 23/e, chapter 28 | 19,597 | medmcqa_train |
Superficial inguinal ring is deficient of | It is a triangular opening that forms the exit of the inguinal canal, which houses the ilioinguinal nerve, the genital branch of the genitofemoral nerve, and the spermatic cord (in men) or the round ligament (in women). At the other end of the canal, the deep inguinal ring forms the entrance. ref - BDC 6e vol2 | 19,598 | medmcqa_train |
Endodermal sinus tumour is characterized by ? | Ans. is 'a' i.e., Schiller-Duval body | 19,599 | medmcqa_train |
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