query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Erysipelas is caused by ? | Ans. is 'c' i.e., Strep pyogenes Erysipelas - is due to S. pyogenes and - is characterized by an abrupt onset of fiery-red swelling of the face or extremities. the distinctive features of erysipelas are well-defined indurated margins, paicularly along the nasolabial fold; rapid progression; and intense pain. extension ... | 159,600 | medmcqa_train |
Which among the following is the least common cause of infective endocarditis? | Among the following, ASD is the least common cause of infective endocarditis. Here the low turbulence is responsible for decreased incidence of IE. | 159,601 | medmcqa_train |
Which of the following is a new ILI antagonist used in rheumatoid ahritis? | Ans. is 'a' i.e., Anakinra | 159,602 | medmcqa_train |
The liquid component of hybrid ionomer cements usually contains a water solution of: | The liquid component of hybrid ionomer cements usually contains a water solution of polyacrylic acid, HEMA, and polyacrylic acid modified with methacrylate.
The powder component contains fluoroaluminosilicate glass particles of a conventional GIC plus initiators, such as camphorquinone, for light curing and/or chemica... | 159,603 | medmcqa_train |
Rorschach test measures : | C i.e. Personality | 159,604 | medmcqa_train |
Colour of urine in phenol poisoning: | Ref: The Essentials of Forensic Medicine and Toxicology by KS Narayan Reddy. 29th edition. 2010. Pg: 478Explanation:Phenol poisoning can lead to green or black urine due to carboluria.Carboluria is due to oxidation of phenol to hydro- quinone and pyrocatechol.Poisonings affecting Urine ColorRed Coloured Urine - CausesM... | 159,605 | medmcqa_train |
A child can Count 4 pennies accurately by the age of ? | Emerging patterns for language behaviour from 1-5years of age 15months Jargon Follows simple commands May name a familiar object (e.g., ball) Responds to his/her name 18months 10 words (average) Names pictures Identifies 1 or more pas of the body 24months Puts 3 words together (subject, verb, object) 30months Refers to... | 159,606 | medmcqa_train |
Coiled spring appearance - | Ans. is 'a' i.e., Intusseption Radiological investigations and signs seen in IntussusceptionPlain filmo Features of small intestinal obstruction o Abdominal soft tissue density in some cases which may showTarget sign - soft-tissue mass with concentric area of lucency due to mesenteric fatMeniscus sign - crescent of gas... | 159,607 | medmcqa_train |
Which of the following is the best indicator of long term nutritional status - | Ans. is 'b' i.e., Height for age Stunting (deficit in height for age) generally points towards a chronic course of malnutrition. Ghai "Height is a stable measurement of growth as opposed to body weight. Whereas weight reflects only the present health status of the child, height indicates the events in the past also". | 159,608 | medmcqa_train |
Investigation of choice for entrapment neuropathy is ? | Ans. is 'd' i.e., EMG NCV The diagnosis of mononeuropathy in entrapment neuropathy is based on electrodiagnostic studies (EMG/ NCV) and Magnetic resonance imaging (MRI). Entrapment neuropathy is a medical condition caused by entrapment and compression of a peripheral nerve wherever it traverses fibro-osseous tunnels. S... | 159,609 | medmcqa_train |
Which of the following takes place during the stationary phase of growth curve? | Growth curve:Lag phase: maximum cell size is obtained towards the end of the lag phaseLog phase: cells are smaller and stain uniformlyStationary phase: cells are frequently Gram-variable and show irregular staining due to the presence of intracellular storage granules. Sporulation occurs at this stage. Also, many bacte... | 159,610 | medmcqa_train |
Ramesh met an accident with a car and has been in &;deep coma&; for the last 15 days. The most suitable route for the administration of proteins and caloriesis by? | Unless the GI tract is non-functional, its use for nutritional suppo is preferable as compared to TPN. In a patient who is comatose either NG feeding or feeding through a gastrostomy tube may lead to vomiting and aspiration. This can be avoided by using a nasoenteric tube with the tip placed in jejunum under fluoroscop... | 159,611 | medmcqa_train |
If only one terminal aldehyde group of glucose is oxidized, the product is - | Ans. is 'b' i.e., Gluconic acid Oxidation of sugaro When aldose sugars are oxidized they may form three different sugar acid, depending upon oxidation of aldehyde group (at C-l) or terminal alcohol group (at C-6).i) Aldonic acid:- Oxidation of an aldose with hypobromous acid (HOBr) oxidises only aldehyde group and conv... | 159,612 | medmcqa_train |
As per RCH, the community health centre is a ? | Ans. is 'a' i.e., First referral unit First Referral Units (FRU) under the RCH programe 3 Community Health Cetres and Subdistric Hospitals that provide the following services can be declared as FRUs under the RCH programme. Three critical determinants for a facility to be declared as an FRU o Availibility of surgical i... | 159,613 | medmcqa_train |
Condom vending machine at petrol pump in high prevalence area is example of:- | Social marketing Concept: Seeks to develop and integrate marketing concepts with other approaches to influence behaviors that benefit individuals and communities for the greater social good - Social marketing seeks to influence social behaviors not to benefit the marketer, but to benefit the target audience and the gen... | 159,614 | medmcqa_train |
A 24-year-old male presented with a 4-year history of abdominal pain, periodic diarrhea, low-grade fever, and easy fatigability is found to have an entero-enteric fistula on contrast radiography. Colonoscopy shows "cobblestone" mucosa that has linear ulcerations with "skip areas" of normal bowel wall. Which of the foll... | - Given clinical features suggests the diagnosis of Crohn's disease - Transmural inflammation explains 2 most common complications of Crohn's disease - i.e Strictures & fistulas. Necrosis of the intestinal wall causes ulcer formation which can penetrate entire thickness of affected intestinal wall, leading to formation... | 159,615 | medmcqa_train |
Regarding obesity syndromes, determine the true / false statements: a) Prader-Willi syndrome has normal stature with truncal obesity b) Laurence-Moon-Biedl is autosomal; polydactyly is seen c) Ahlstrom's syndrome patients has moderate mental retardation d) Cohen's syndrome- Patients will have craniofacial anomalies and... | Prader-Willi syndrome is sporadic inheritance, sho statured with generalised obesity. Primary gonadism and moderate mental retardation is seen. Ahlstrom's patients will have normal intelligence. Ref: Harrisons Principles of Internal Medicine, 18th Edition, Page 626 Table 77-2 A Comparison of Syndromes of Obesity--Hypog... | 159,616 | medmcqa_train |
A 30 year old male presents with history of abnormal excessive blinking and grunting sounds. He has no control of these symptoms which have increased in frequency. Which of the following medications can be used for treatment of this person? | The history of the patient suggests the presence of the tic disorder. Treatment of Tic Disorder: *Dopamine depleter: Tetrabenazine (drug of choice) *Dopamine receptor blockers: Haloperidol,Fluphenazine, Pimozide *Atypical antipsychotics: Aripiprazole, Risperidone *Clonazepam *Carbamazepine *Botulinum toxin (Local injec... | 159,617 | medmcqa_train |
Which of the following causes highest risk of nosocomial infection to a patient | While all hospitalized patients are at risk for HAI, ceain subpopulations are at increased risk. These include the elderly, the immune-compromised, the very young or premature, and burn and surgical patients. Ref: Ananthanarayana & panikers 9th edition | 159,618 | medmcqa_train |
Action of 1-2mcg/kg.min of dopamine is | Dopamine at dose 1-2mcg/kg.min- renal vasodilatation2-10mcg/kg/min : beta 1 stimulationMore than 10 mcg/kg/min - vasoconstriction - alpha stimulationRef: Harrison; 17th ed. Pg 1453 | 159,619 | medmcqa_train |
Number of Bones in adult skull are: | The skull at birth contains 45 bones.
The adult skull consists of 22 bones (OR 28 bones including 3 paired ear ossicles).
Calvaria/brain box - 8 bones (OR 14 bones, including 6 ear ossicles).
Facial skeleton - 14 bones. | 159,620 | medmcqa_train |
All of the following are modes to decrease pain on injection caused by propofol cxcept | Propofol is formulated as a lipid emulsion which causes pain during injection that can be decreased by using a large vein, avoiding veins in the dorsum of the hand, prior injection of lidocaine or by mixing lidocaine with propofol prior to injection (2 mL of 1% lidocaine in 18 mL propofol). prior injection of opioid Th... | 159,621 | medmcqa_train |
True about veebral aery | The veebral aery is one of the two principal aeries which supply the brain In addition,it also supplies the spinal cord,the meninges and the suurounding mscles and bones It arises from the posterosuperior aspect of the first pa of the subclan aery It runs a long course and ends in the cranial cavity by supplying the br... | 159,622 | medmcqa_train |
Waves present in electroretinogram are all EXCEPT: | ANSWER: (D) d waveREF: Khurana 4th ed p. 489Electroretinogram is composed of:a wave : Rods and Conesb wave : Muller cellsc wave: Pigment epithelium | 159,623 | medmcqa_train |
Rapid diffusion of water across cell membranes depends on the presence of water channels, called aquaporins. Proximal convoluted tubule have: | Aquaporin-1 is localized to both the basolateral and apical membrane of the proximal tubules and its presence allows water to move rapidly out of the tubule along the osmotic gradients set up by active transpo of solutes, and isotonicity is maintained. Ref: Barrett K.E., Barman S.M., Boitano S., Brooks H.L. (2012). Cha... | 159,624 | medmcqa_train |
E.H. Angle introduced his classification of malocclusion in: | ANGLE'S CLASSIFICATION OF MALOCCLUSION
In 1899, Edward Angle classified malocclusion based on the mesial-distal relation of the teeth, dental arches and jaws. He considered the maxillary first permanent molar as a fixed anatomical point in the jaws and the key to occlusion.
Ref: Textbook of orthodontics Gurkeerat Singh 2n... | 159,625 | medmcqa_train |
How much is the probable bilirubin level of this neonate? | Yellow staining of palms & soles indicates a bilirubin level > 15 mg/dl Modified Kramer rule: | 159,626 | medmcqa_train |
A patient with glaucoma is being treated with systemic beta blocker. All of the foll,twing can be given to the patient except | Ans. c. Levobunolol Brimonidine, dorzolamide and prostaglandin are topical anti-glaucoma drugs. These drugs do not have systemic side effects, while levobunolol (beta-blocker) is systemic anti-glaucoma drug given orally, having systemic side effects. That is why in patients with glaucoma treated with systemic beta bloc... | 159,627 | medmcqa_train |
Not a mechanism of Action of Insulin | INSULIN is a protein hormone formed from proinsulin in the beta cells of the pancreatic islets of Langerhans. The major fuel-regulating hormone, it is secreted into the blood in response to a rise in concentration of blood glucose or amino acids. Insulin promotes the storage of glucose and the uptake of amino acids, in... | 159,628 | medmcqa_train |
Inhibitor of Complex I of ETC- | Ans. is 'c' i.e., Rotenone Inhibitors of Electron transport chain (Respiratory chain)o Complex I:- Barbiturates (amoborbital), piercidin A, rotenone, ehlorpromazine, guanithidine.o Complex II:- Carboxin, TTFA, malonate.o Complex III:- Dimercaprol, BAL, actinomycin A, Naphthyloquinone.o Complex IV (cytochrome c oxidase)... | 159,629 | medmcqa_train |
Diuretics that can be used in renal failure is - | Ans. is 'a' i.e., Furosemide Loop diuretics (furosemide) can be used in renal failure. Among thiazides, only metolazone is used in renal failure. | 159,630 | medmcqa_train |
patient is known case of CAD suddenly presents with chest pain , shoness of breath, and with blood pressure of 90/60mmhg o/e cold clammy skin is observed, with urine output of 25ml/hr .what is the drug of choice ? | Cardiogenic shock is a condition in which your hea suddenly can&;t pump enough blood to meet your body&;s needs. The condition is most often caused by a csevere hea attack. Angina Pectoris, squeezing pain in center of chest. # Dysrhythmias * Diminished hea sounds * Acute drop in blood pressure > 30 mm Hg * Decreased ca... | 159,631 | medmcqa_train |
Neoadjuvant chemotherapy stands for - | Ans. B. Chemotherapy before surgeryNeoadiuvant chemotherapy refers to Combination of Chemotherapy and surgery/radiotherapy in which chemotherapy is given prior to surgery/radiotherapy. | 159,632 | medmcqa_train |
Flowing wax appearance on anterior and posterior borders of vertebrae with normal intervertebral disc space occurring due to ligament calcification is seen in – | Diffuse idiopathic skeletal hyperostosis: DISH (hyperostotic spondylosis, Forestier's disease) is a multifocal entity of older people characterized by "flowing ossifications of the spine" involving four or more contiguous vertebrae and hyperostosis of some ligamentous attachments. The thick, flowing, florid, exuberant ... | 159,633 | medmcqa_train |
Which is false about hemolytic anemia? | Ans. (a) Decreased LDH(Ref: 9th/pg 631-632)In hemolytic anemia, there is decreased haptoglobin, decreased RBC survival, increased unconjugated bilirubin & Increased LDH. | 159,634 | medmcqa_train |
Oligohydramnios is seen in - | Ans. is 'a' i.e. Renal agenesis Renal agenesis prevents urine formation which leads to oligohydramnios.Oligohydramnios is condition where amniotic fluid is deficient in amount to the extent of 100ml or entirely absentAetiologyRenal agenesis*Amnion nodosum*IUGR*Post maturity*Obst. of urinary tract (post urethral Valve*) | 159,635 | medmcqa_train |
Dermatome supplying the middle finger is- | Ans. is 'b' i.e., C7 * Sensory distribution of upper limb is as followThe cutaneous nervesRegion suppliedNerve(s)Root valueDerived fromUpper part of pectoral region, and skin over upper part of deltoidSupraclavicularC3,C4Cervical plexusArm 1. Upper medial partIntercostobrachialT22nd intercostal2. Lower medial partMedia... | 159,636 | medmcqa_train |
A 10 year old boy is having hypeension. There is no other significant history and urine analysis is cause for his hypeension ? | All these renal disease leads to hypeension. But except in polycystic kidney disease, all other will show characteristics urine findings. Polycystic kidney disease is usually asymptotic. Hypeension devolops about 10 to 20 years of age. Reference: GHAI Essential pediatrics, 8th edition | 159,637 | medmcqa_train |
What is the mechanism of action of Fulvestrant? | Fulvestrant: is an estrogen receptor antagonist that downregulates the estrogen receptor and has no agonist effects. Fulvestrant competitively inhibits binding of oestradiol to the estrogen receptor (ER), with a binding affinity that is 89% that of oestradiol. Reduces the number of estrogen receptor. Good to know: It i... | 159,638 | medmcqa_train |
8 year old child with hematuria in 5 days after throat infection? | Ans. is 'b'i.e., Ig A Nephnopathy IgA nephropathy Predominant deposition of IgA in glomeruli. RECURRENT episode of gross rematuria that also precipitation by UI in last 2-5 days. PSGN Acute GN following infection by group A - -hemolytic streptococci. Common in school age children. o Streptococcal infection usually of t... | 159,639 | medmcqa_train |
Following is derivative of dental lamina: | Options 'C' Rests of Serres are remnants of dental laminal epithelium entrapped within gingiva. Option 'A & B' are remnants of Hertwig epithelial root sheath. | 159,640 | medmcqa_train |
Ascent to high altitude may cause all of the following except: March 2012 | Ans: C i.e. Cerebral palsyComplications of ascent to high altitudeHACE/ high altitude cerebral edema is rare, life threatening and usually preceded by AMS/ acute mountain sicknessHAPE/ high altitude pulmonary edema is a life threatening condition which usually occurs in the first 4 days after scent above 2500 m.Venous ... | 159,641 | medmcqa_train |
Which of the following are pathological hallmark of Alzheimer&;s disease | The two hallmark pathologies required for a diagnosis of Alzheimer&;s disease(AD) are the extracellular plaque deposits of the Beta-amyloid peptide (Ab) and the intracellular flame-shaped neurofibrillary tangles of the Hyper-Phophorylated microtubule binding protein &;tau&;. Histological Hallmarks of Alzheimer&;s disea... | 159,642 | medmcqa_train |
Which of the following is not a cause for the development of carpal tunnel syndrome? | Ans. is 'd' i.e., Menorrhagia * There are many causes of carpal tunnel syndrome: -1) Idiopathic: - This is the most common cause.2) Pregnancy and menopause3) Metabolic: - Gout, Diabetes mellitus4) Endocrine: - Hypothyroidism, Myxedema, Acromegaly, Hyperparathyroidism.5) Deposition disorder:- Amyloidosis, Sarcoidosis, R... | 159,643 | medmcqa_train |
Which of the following childhood disorder improves with increase in age – | Temper tantrum reaches its peak point during second and third year of life and gradually subsides in between 3 to 6 years as the child learng to control his negativism and complies to the requests of others. | 159,644 | medmcqa_train |
Which of the following is most likely to be the cause of painful third nerve palsy of sudden onset in a man of 40 | Ans. Rupture of a supraclinoid aneurysm | 159,645 | medmcqa_train |
Condition in which lid is adhered to conjunctiva is- | Ans. is 'b' i.e., Symblepharon * A symblepharon is a partial or complete adhesion of the palpebral conjunctiva of the eyelid to the bulbar conjunctiva of the eyeball. It results either from disease (conjunctival sequelae of trachoma) or trauma. | 159,646 | medmcqa_train |
A 10 year old child due to choked suddenly on consuming food . On the failed attempt of Valsalva's manoeuvre a needle cricothyrotomywas performed . It would open into which of the following regions? | Infraglottic cavity extends from rima glottidis to the lower border of the cricoid cailage. The rima glottidis is the space between the vocal folds and arytenoid cailages. Vestibule extends from the laryngeal inlet to the vestibular folds. Ventricle extends between vestibular fold and the vocal fold. Piriform recess is... | 159,647 | medmcqa_train |
The main infectious agent associated with recurrent pulmonary infections in patients with cystic fibrosis is _____________ . | Pseudomonas affect small children with malnutrition and poor immunity.it colonise airway of patients with cysticfibrosis and cause recurrent pulmonary exacerbations. pathology:well demarcated areas of consolidation and necrosis occur due to vasculitis Ref : ESSENTIAL PEDIATRICS ,O.P.GHAI, PG NO:355,7 th edition | 159,648 | medmcqa_train |
Which is not a product of the pentose phosphate pathway? | Step 5: Transketolase Reaction - Transketolase is a thiamine pyrophosphate (TPP) dependent enzyme. It transfers two-carbon unit (with keto group) from xylulose-5-phosphate to ribose-5-phosphate to form a 7 carbon sugar, sedoheptulose-7-phosphate and glyceraldehyde-3- phosphate. Transketolase enzyme will transfer the gr... | 159,649 | medmcqa_train |
Which is not an extrapyramidal tract - | Ans. is 'c' i.e., Corticospinal tract Descending pathwaysPyramidal tractExtrapvramidal tractso Corticospinal tracto Rubrospinal tracto Tectospinal tracto Vestibulospinal tracto Reticulospinal tracto This question is a direct repeat from NBE based A1 2013-14. | 159,650 | medmcqa_train |
In cerebellar lesion NOT seen is | Resting tremor is the manifestation of parkinsonism In cerebellar lesion intentional tremors are seen | 159,651 | medmcqa_train |
A 2 yrs old boy, is brought with sudden onset of stridor and respiratory difficulty. The chest examination reveals decreased breath sounds and wheeze in the right side. The chest X-Ray showed an opaque right hemithorax. Which of the following is the most likely diagnosis: | Foreign body inhalation is most common cause of acute collapse with peak age incedence in 1-2 years. Ref: Textbook of Pediatrics By K.N Agarwal, 2010, Page 235 | 159,652 | medmcqa_train |
Dental caries is caused by | Streptococcus mutans is an alpha Hemolytic streptococcus which is a pa of the normal flora of the oral cavity. This gram-positive coccus is commonly found in the mouth from where it can spread to cause dental caries or endocarditis in individuals with risk factors(dental extraction in individuals with damaged hea valve... | 159,653 | medmcqa_train |
Injury due to Alkalis causes: | Symbelapharon | 159,654 | medmcqa_train |
Massive transfusion can cause a) Hyperkalemia b) DIC c) Thrombocytopenia d) Hypothermia | Complications of Massive transfusion Massive transfusion cam lead to coagulapathy and metabolic complications Most common cause of death after massive transfusion : Dilutional Coagulopathy or DIC Transfusion of 15-20 units of blood components causes Dilutional thrombocytopenia After massive transfusion initially transi... | 159,655 | medmcqa_train |
Biconcave shape of RBC is useful for all, EXCEPT: | Biconcave shape allows easy folding of RBC on itself when it passes through capillaries. It allows considerable alteration in cell volume. Thus can withstand considerable changes of osmotic pressure and resisit hemolysis. Also Know: In humans, they survive in the circulation for an average of 120 days. The average norm... | 159,656 | medmcqa_train |
Sweating is Not present in | Heat stroke Exposure to high environmental temperatures can lead to following conditions ? I . Heat fatigue - Performance of a person decreases due to high environmental temperatures. The person gets tired early d/t high temp. 2. Heat cramps - these are painful spasms of voluntary muscles following strenous work in hot... | 159,657 | medmcqa_train |
Mitral and periglomerular cells are seen in | Ans. (b) Olfactory bulb(Ref: Ganong, 25th ed/p.217)Olfactory bulb has got special synaptic units called olfactory glomeruli where four types of cells are seen namely,#Mitral cells#Tufted cells#Granule cells#Periglomerular cells | 159,658 | medmcqa_train |
Osteosarcoma commonly affects: September 2005 | Ans. A: Metaphysis Metaphysis-common site for osteosarcoma Diachysis- common site for ewing's tumor Epiphysis- common site for osteoclastoma | 159,659 | medmcqa_train |
All are common oral manifestations of HIV except? | Ans. is 'd' i.e., Lichen planus Oral manifestations of HIV/AIDSFungal infectionsOral candidiasis (erythematous & pseudo membranous type)HistoplasmosisCryptococcosisViral diseasesHerpes simplexHerpes zosterHPV (warts)CMVHairy leukoplakia & HBVBacterial infectionsPeriodontal disease (linear gingival erythema, necrotizing... | 159,660 | medmcqa_train |
Which of the following is responsible for adhesion of platelets to the vessel wall? | the Von-Willebrand factor is responsible for adhesion of platelets to the vessel wall.
“Endothelial injury allows platelets to contact the underlying extracellular matrix;
subsequent adhesion occurs through interactions with von Willebrand factor (VWF),
which is a product of normal endothelial cells and an essential co... | 159,661 | medmcqa_train |
Long term side effect of glucocorticosteroids: | Ans. B. OsteoporosisGlucocorticosteroid have many side effects like Cushing syndrome hyperglycemia, osteoporosis, delay in wound healing, increase in infection and many other. | 159,662 | medmcqa_train |
Prussak's space is situated in: | (a) Epitympanum(Ref. Cummings, 6th ed., 1983)The space of the epitympanum, lying in between the Shrapnell's membrane or pars flaccida and the neck of malleus is known as "PRUSSAK'S SPACE".When the retraction pocket on Pars flaccida grows medially, it goes into this Prussak's space making this the most common site of pr... | 159,663 | medmcqa_train |
Which is the purpose of adjusting the occlusion in dentures? | Occlusal adjustment of dentures should be done with the premise of obtaining even occlusal contacts with balanced occlusion in order to stabilize the dentures during function. | 159,664 | medmcqa_train |
Which of the following enzymes is involved in the degradation of the basement membrane? | Matrix metalloproteinases are a family a proteolytic enzymes that degrade components of the extracellular matrix and basement membrane. Ref: Robbin's Basic Pathology 7th Edition, Page 110, 111, 312, 103; Clinical Gynecologic Endocrinology and Infeility By Marc A. Fritz, Leon Speroff, 2010, Page 596. | 159,665 | medmcqa_train |
In a case controlled study. It is found that the disease is more common in the group taking coffee as compared to the control group. The significance of this is - | Ans. is 'c' i.e., Caffeine is associated with occurrence of disease Case-control study does not establish the cause and effect relationship because it can not distinguish between cause and associated factors. o Case-control study can only tell the association between cause and effect. | 159,666 | medmcqa_train |
The commonest cyst to arise in pancreas after an attack of acute pancreatitis or pancreatic trauma is:March 2004 | Ans. C i.e. Pseudocyst | 159,667 | medmcqa_train |
Which is the common amino acid between urea cycle and TCA? | Ans. (a) AsparateRef: Satyanarayan Biochemistry, pg. 339Role of Aspartate in urea cycle:* Aspartate participates in urea cycle for condensation with citrulline to form Argino succinic acid. The reaction is catalyzed by Argino succinic acid synthetase (Asparate provides one out of the two nitrogens of urea, the other ni... | 159,668 | medmcqa_train |
Which of the following structures is not at immediate risk of erosion by cholesteatoma ? | Ans. is 'd' i.e., Base plate of stapes Cholesteatoma has the propey to destroy the bone by viue of the enzymes released by it. Structures immediately at the risk of erosion are : - Long process of incus. Fallopian canal containing facial nerve. Horizontal / lateral semicircular canal | 159,669 | medmcqa_train |
Third nerve palsy causes all except | CN III palsy will cause diplopia not miosis. | 159,670 | medmcqa_train |
Normal splanchnic blood supply of the liver includes- | Ans. is 'a' i.e., Portal vein * Liver has dual blood supply and receives 20% of its blood supply through hepatic artery (systemic) and 80% through portal vein (splanchnic). Portal vein is formed by union of splenic vein and superior mesenteric veins.* Venous drainage is through hepatic veins into IVC. | 159,671 | medmcqa_train |
In prolonged starvation the main energy source of brain is: | STARVE FEED CYCLE
Divided into 5 stages:
Well-fed state (1–4 hours after food)
Early fasting (4–16 hours after food)
Fasting (16–48 hours after food)
Starvation (2–3 days without food)
Prolonged starvation (> 5 days without food). | 159,672 | medmcqa_train |
Which of the following disorder is x-linked recessive ? | Fabry's disease is x-linked recessive. Red are autosomal recessive. | 159,673 | medmcqa_train |
National immunization programme, all are involved, EXCEPT: | The vaccines recommended for National immunization programme are BCG, DPT, TT, OPV and measles. Hepatitis B is not recommended in National immunization programme. Ref: O.P. Ghai, 6Th Ed Page 200. | 159,674 | medmcqa_train |
A 45-year-old woman has experienced worsening arthritis of her hands and feet for the past 15 years. On physical examination, there are marked deformities of the hands and feet, with ulnar deviation of the hands and swan-neck deformities of the fingers. Laboratory studies show an elevated level of rheumatoid factor. CB... | The iron concentration and iron-binding capacity are low; however, in contrast to the finding in anemia of iron deficiency, the serum ferritin level is increased. This increase is typical of anemia of chronic disease. In this case, the chronic disease is rheumatoid arthritis. Underlying chronic inflammatory or neoplast... | 159,675 | medmcqa_train |
True about femoral hernia is - | Answer is 'b' i.e. Pregnancy is common cause Femoral hernia In this hernia the abdominal contents pass through the femoral ring, traverse the femoral canal and come out through the saphenous opening. It is more common in females (But remember that most common hernia in the females is not femoral, but it is indirect ing... | 159,676 | medmcqa_train |
Most common association with Acanthosis nigricans ? | Ans. is 'c' i.e., Obesity Acanthosis nigricans is a brown to black, velvety hyperpigmentation of the skin. It is usually found in body folds, such as posterior & lateral folds of neck, axilla, groin, umblicus, forehead. It typically occurs in individuals younger than 40 years of age. Histopathologically papillomatosis ... | 159,677 | medmcqa_train |
Delirium is seen in which of the following poisonings | A i.e. Dhatura; B i.e. Lead; C i.e. Opioid - The Deliriant poisons are - 'Hy - AB - CD' i.e. Hyoscyamus, Atropa Belladona, Cannabis, DhaturaQ - Opium & chronic Lead poisoningQ also causes delirium | 159,678 | medmcqa_train |
A 74-year-old woman has noted increasing size and number of darker brown patches on the dorsum of each hand for the past 15 years. They do not change with sun exposure, are nonpruritic, and non-tender. On examination, these 0.5- to 1-cm lightly pigmented lesions are flat. Which of the following is the most likely micro... | Unlike a freckle that darkens upon light exposure, lentigo (pleural:lentigenes) does not. There is a focal increase in melanocytes of the basal layer, along with thinning of epidermis and elongation of rete ridges. Lentigines can occur at any age; those in older persons may be termed senile lentigines or age spots. A n... | 159,679 | medmcqa_train |
Pericardial space is present between | Pericardial space (pericardial cavity) lies between parietal serous pericardium and visceral serous pericardium. | 159,680 | medmcqa_train |
Which is NOT a feature of polymyositis? | Answer is B (Gottron's rash) : Gottron's rash is a feature of dermatomyositis and is characterized by erythema of knuckles witlz raised violaceous scaly eruptions. No rash is seen in patients of polymnyositis Polymyositis is essentially a diagnosis of exclusion Polymyositis is a subacute inflammatory myopathy affecting... | 159,681 | medmcqa_train |
Transmission of R factor is by - | Conjugation
Bacterial conjugation is the transfer of genetic material between bacteria through direct cell to cell contact or through a bridge- like the connection between two cells.
Conjugation is a process whereby a donor (male) bacterium makes physical contact with a recipient (female) bacterium.
Donor status is de... | 159,682 | medmcqa_train |
Boutonniere deformity involves: | Boutonniere deformity involves: Flexion at PIP and extention at DIP joint seen in RA Other deformities in RA- Swan-neck deformity Z-deformity of thumb Ulnar detion of fingers | 159,683 | medmcqa_train |
Infective stage for mosquito in case of Plasmodium vivax is: | Gametocyte | 159,684 | medmcqa_train |
Rhinitiss sicca involves | Rhinitis sicca is a crust-forming disease seen in patients who work in hot, dry and dusty surroundings, e.g. bakers, iron- and goldsmiths.Condition is confined to the anterior third of nose paicularly of the nasal septum. Here, the ciliated columnar epithelium undergoes squamous metaplasia with atrophy of seromucinous ... | 159,685 | medmcqa_train |
Most abundant and common complement component for both the pathways is: | C3 | 159,686 | medmcqa_train |
Cat is an agent for transmission of the following disease of man - | Cat and other felines- definitive host Human - intermediate host (Refer pgno:64 baveja 3 rd edition) | 159,687 | medmcqa_train |
Screening of neonatal thyroid disease is done by | Since the neonates are asymptomatic at bih all newborns are screened for neonatal hypothyroidism. TSH is estimated either in cord blood at the time of bih (preferred) or blood obtained from heel prick after 2 days of bih.(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 2669 - 2773) | 159,688 | medmcqa_train |
The roof of the olfactory region is formed by ? | Ans. is 'b' i.e., Cribriform plate of ethmoid The olfactory mucosa lines the upper one-third of nasal cavity including the roof formed by cribriform plate and the medial and lateral walls up to the level of superior concha (turbinate). | 159,689 | medmcqa_train |
The most appropriate circuit for ventilating a spontaneously breathing infant - | Ayre&;s T piece is used in infants. The patient inspires fresh gas from the reservoir tube,expires into the reservoir tube. Advantages are they are inexpensive,compact,no valves and low dead space | 159,690 | medmcqa_train |
Investigation of choice in postcoital bleeding in a 60 years old lady is : | Ans. is b i.e. Colposcopy and biopsy investigation of choice in post-coital bleeding in a 60 years old lady (which suggests carcinoma cervix) is Colposcopy and Biopsy. The aim of Colposcopy is : - to confirm the diagnosis - to identify the extent of lesion - it allows conservative treatment in case of precancerous lesi... | 159,691 | medmcqa_train |
Primary pleural tumor is ? | Ans. is 'a' i.e., Mesothelioma & 'd' i.e., Fibroma The pleura may be involved by primary or secondary tumors. Primary tumors Benign - Solitary fibrous tumor (benign fibrous mesothelioma or benign mesothelioma or pleural fibroma). Malignant - Malignant mesothelioma. Secondary tumors More common than primary tumors. Most... | 159,692 | medmcqa_train |
Epalrestat is a | Epalrestat is analdose reductase inhibitor. There by it reduces the formation of sorbitol from glucose. Sorbitol acts like a tissue toxin. "Long-term treatment with epalrestat is well tolerated and can effectively delay the progression of diabetic neuropathy and ameliorate the associated symptoms of the disease, paicul... | 159,693 | medmcqa_train |
Mechanism of action of cholera toxin is | CHOLERA ENTEROTOXIN Light (L) toxin : Binds with ganglioside in epithelial cell membrane Heavy(H) toxin : Activates Adenyl cyclase in Epithelial cell wall which increase camp, leading to outpouring of isotonic fluid in lumen of intestine Ref: Park 25th edition Pgno : 253 | 159,694 | medmcqa_train |
Tissue elevation of which of the following cause vasoconstriction : | Ans. D. Ca2+Vascular Control by lons and Other Chemical Factors Guyton 12th(SAE)/269An increase in calcium ion concentration causes vasoconstriction.An increase in potassium ion concentration,.within the physiological range, causes vasodilation.An increase in magnesium ion concentration causes powerful vasodilation.An ... | 159,695 | medmcqa_train |
Vital statistics in a population include:- | Population statistics Vital statistics Population size Sex ratio Density of population Dependency ratio Bih rate, death rate Natural growth rate Life expectancy at bih Moality rates Feility rates | 159,696 | medmcqa_train |
A 26yr old pregnant mother who had previous twin delivery visits ANC OPD for routine check up she is sure of her dates with 36 wks pay what is the obstetric score | REF : DUTTA 9TH ED | 159,697 | medmcqa_train |
Wrong statement is – | Koilonychia is seen in iron deficiency anemia (not in megaloblastic anemia).
Mees line is seen in Arsenic poisoning.
Pterygium is diagnostic for lichen planus.
Psoriasis can cause onycholysis | 159,698 | medmcqa_train |
The MOST appropriate time for self-examination of breast in relation to menstraution in a pre-menopausal woman is? | Breast self-examination is to be performed by all women above 18 years throughout their life. It should be performed every month at the same time of menstrual cycle. For pre-menopausal women: The best time is right after the menstrual cycle ends (7-10 day; after menstrual cycle stas) as at this time the breasts are les... | 159,699 | medmcqa_train |
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