query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Niemann-Pick disease is? | Ans. is 'a' i.e., AR All lysosomal storage disease are autosomal recessive, except Hunter syndrome and Fabry's disease, both of them are X-linked recessive. | 157,400 | medmcqa_train |
Characteristics of BENIGN tumour of lung in X-ray is | Central, concentric, laminar, popcorn or homogeneous (diffuse) calcification is seen in benign lesions. | 157,401 | medmcqa_train |
A 20 year old primigravida is admitted with full term pregnancy and labour pain. At 4 am she goes into active phase of labour with 4 cm cervical dilatation. Membranes rupture during p/V examinatin showing clear liquor. A repeat PN examination after 4 hours of good uterine contraction reveals a cervical dilatation of 5 ... | Reassess for occipito posterior position and cephalopelvic dispropoion | 157,402 | medmcqa_train |
Which of the following muscle is derivative of 1st arch: | Tensor tympani muscle develops in the first pharyngeal arch. Stylopharyngeus develops in 3rd arch. Platysma develops in 2nd arch. Cricothyroid develops in 4th arch. | 157,403 | medmcqa_train |
Treatment of Acute lymphangitis requires ? | Ans. is 'a' i.e., Antibiotic and rest | 157,404 | medmcqa_train |
The karyotype of patient with androgen insensitivity syndrome is : | Answer is B (46XY) : Individual with 'androgen insensitivity syndrome' are XY individuals (male karyotype) with a female phenotype. Mutation in the androgen receptor causes resistance to androgen action and the androgen insensitivity syndrome results. | 157,405 | medmcqa_train |
All the conditions mentioned below are associated with decreased fetal hea rate except | Fetal movement is associated with increase in fetal hea rate .This forms the basis of non stress test. Head compression leads to vagal stimulation and thus bradycardia. Hypoxia and cord compression (causing hypoxia) will also lead to bradycardia. | 157,406 | medmcqa_train |
Anti-Ro antibody is found in? | Ans. is 'd' i.e., Neonatal lupus * Anti SS-A (Ro) and anti SS-B (La) antibodies are the serological marker of Sjogren syndrome.* They are also found in neonated lupus. | 157,407 | medmcqa_train |
All are true about nephrotic syndrome in children except? | Nephrotic syndrome is kidney disease with proteinuria, hypoalbuminemia, and edema. Massive proteinuria > 3.5gm%/ 24 hours Persistently low C3 levels are indicative of Acute Glomerulonephritis Minimal change disease- most common cause of nephrotic syndrome in children (2-8 yrs) | 157,408 | medmcqa_train |
True about safe CSOM: | (a) Aetiology is multiple bacteria(Ref. Scott Brown, 8th ed., Vol 2; 1001)CSOM is caused by mixed aerobic and anaerobic organisms. MC aerobic organism being Pseudomonas, others include Proteus, E. coli and Staph, aureus. Bacteroids are the anaerobic bacteria here.Oral antibiotics and antibiotic ear drops are given to c... | 157,409 | medmcqa_train |
The level of branching of common carotid artery: | COMMON CAROTID ARTERIES:
There are two common carotid arteries: right and left. They are the chief arteries of the head and neck.
Origin:
The right common carotid artery arises in neck from brachiocephalic trunk (innominate artery) behind the
sternoclavicular joint.
The left common carotid artery arises in thorax (supe... | 157,410 | medmcqa_train |
A 28 year old male patient suddenly started experiencing severe pain in lower right abdominal region, the nature of pain was colicky. He underwent USG-KUB; where no stone was evident, but mild hydronephrosis was evident in relation to right kidney. Renal function test was normal and creatinine levels were in normal ran... | Acute Abdominal Pain
Investigations:
Patients should have a full blood count, urea and electrolytes, glucose and amylase taken to look for evidence of dehydration, leucocytosis and pancreatitis. Urinalysis is useful in suspected renal colic and pyelonephritis. An erect chest X-ray may show air under the diaphragm, sug... | 157,411 | medmcqa_train |
Earliest response to iron supplementation in iron deficiency anemia is denoted by? | Response to iron therapy: Rapid subjective improvement, with disappearance or marked reduction of fatigue, lassitude, and other nonspecific symptoms, before any improvement in anemia is observed. Earliest hematologic evidence of response to treatment is an increase in reticulocytes on 5th to 10th day after sta of suppl... | 157,412 | medmcqa_train |
Most common cause of endophthalmitis in AIDS patients is: | Candida is most common cause of endophthalmitis in AIDS patients. Ocular Manifestations in HIV Anterior Segment Molluscum Contaiosum Herpes Zoster Ophthalmicus Kaposi Sarcoma Ocular Surface Squamous Neoplasia Trichomegaly Dry Eyes Anterior Uveitis Ocular Manifestations In HIV Posterior Segment CMV Retinitis Acute Retin... | 157,413 | medmcqa_train |
Otoacoustic emissions arise from? | ANSWER: (A) Outer hair cellsREF: Dhingra's ENT 4th edition page 29 Repeat from December 2009 Otoacoustic Emissions (OAEs)They are low intensity sounds produced by outer hair cells of a normal cochlea and can be elicited by a very sensitive microphone placed in the external ear canal and an analysis by a computer. Sound... | 157,414 | medmcqa_train |
Genital ridge derived from which mesoderm? | Each testis develops from the coelomic epithelium, that covers the medial side of the mesonephros, of the corresponding side. In the region where testis is to develop, this germinal epithelium becomes thickened. This thickening is called the genital ridge. The gonadal ridge (or genital ridge) is the precursor to the go... | 157,415 | medmcqa_train |
No prior immune suppression is helpful in which type of graft rejection? | Ans is 'b' i.e. Hyperacute rejectiono Hyperacute rejection is caused by ABO incompatibility and preformed cytotoxic antibodies against donor HLA antigens. Therefore immunosuppressant is not helpful. | 157,416 | medmcqa_train |
Fall on foot causes? | ANSWER: (D) Compression fractureREF: Manual of orthopedics by Marc F. Swiontkowski MD 6th ed Ch: 7Burst Compression fractures of the lumbar spine are associated with fractures of calcaneus in a setting where a person falls and land on foot. This type of fracture is called a Don Juan fracture.Calcaneal fractures are mor... | 157,417 | medmcqa_train |
Double bubble sign in children seen in A/E – | Obstruction of 2nd part of duodenum cause double bubble sign on plain abdominal radiograph. OIt may be due to -
i) Annular pancreas
ii) Pancreatic pseudocyst
iii) Ladds band
iv) Tumor in the head of the pancrease | 157,418 | medmcqa_train |
Oliguria causing drug is- | Ans. is 'a' i.e., Acyclovir Drugs Causing Oliguriao Drugs causing decreased renal perfusion - diuretics.o Drugs causing nephrotoxicity - aminoglycosides and chemotherapeutic agents,o Urine retention - adrenergic and anticholinergic drugs.o Urinary obstruction associated with precipitation of urinary crystals - sulfonam... | 157,419 | medmcqa_train |
Which has the highest cholesterol content? | LDL contains cholesterol as the main lipid component. A positive correlation exists between the incidence of atherosclerosis and the plasma concentration of LDL cholesterol. The LDL (apoB-100, E) receptor is defective in familial hypercholesterolemia, a genetic condition which blood LDL cholesterol levels are increased... | 157,420 | medmcqa_train |
which of the following is not a theory of mechanism of AGING ? | MECHANISMS OF AGING Theory Principle DNA & Genetic Theory -Aging is predetermined by genetic programmng. Neuroendocrine Theory -Loss of hypothalamic regulation and cell sensitivity to ormones. Free Radical Theory Cellular damage by production of metabolic free adicals. Membrane Theory -Decline in cell efficiency loss o... | 157,421 | medmcqa_train |
n-3 PUFA is present in all except - | Fatty acid content of different fats (%) : Fats SFA MUFA PUFA Coconut oil 92 6 2 Safflower oil 10 15 75 Sunflower seed oil 8 27 65 Soya bean oil 14 24 62 Margarine 25 25 50 Ground nut oil 19 50 31 Palm oil 46 44 10 Butter 60 37 3 Ref: Park 25th edition Pgno : 649 | 157,422 | medmcqa_train |
Declaration of Sydney is related to ? | Ans. is 'a' i.e., Time of death Declaration of SydneyThe advent of organ transplantation made this Declaration a guide to determining the time of death of the comatose donor. "Brain death" has displaced "cardiac death" as the essential criterion; and the diagnosis must be made before there is organ death.The Declaratio... | 157,423 | medmcqa_train |
Following investigations are required in initial evaluation of a chronic myeloid leukemia patient EXCEPT - | CML is established by identification of the clone of hematopoietic stem cells that possesses the reciprocal translocation between chromosome 9 & 22,forming Philadelphia chromosome. Peripheral smear shows metamyelocytes, myelocytes, mature segmented neutrophils , basophils.Bone marrow examination reveals hypercellularit... | 157,424 | medmcqa_train |
Antilipidemic drugs that prevent hypercholesterolemia by inhibiting absorption - | Ans. is 'a' i.e., Ezetimibe Ezetimibe inhibits the absorption of cholesterol by bidning to transpoer located in intestinal brush border. Note: Orlistat also reduces cholesterol absorption, but it is an anti-obesity drug (not an antilipidemic drug). | 157,425 | medmcqa_train |
What is the inheritance pattern of marfan syndrome? | Refer the byte "Menddian disorders and their Inbetitance pattern" | 157,426 | medmcqa_train |
Which one of the following drugs is useful in the treatment of gastroesophageal reflux disease? | Metoclopramide is an effective drug in the treatment of patients with GERD. It is a prokinetic drug that speeds up gastric emptying by increasing gastric peristasis while relaxing the pylorus and first pa of duodenum. It also enhance the tone of lower esophageal sphincter thereby preventing reflux. Ref: Essentials of M... | 157,427 | medmcqa_train |
Examination of vitreous is best done by: | Ans. Indirect ophthalmoscope | 157,428 | medmcqa_train |
Irvin Moore sign is positive in | Irwin-Moore sign:- Expression of cheesy material from the tonsil, on pressing anterior pillar seen in case of chronic tonsillitis. Ref:- Textbook of ENT, Hazarika; pg num:- 480 | 157,429 | medmcqa_train |
These ventral spinal rootlets are more prone to injury during decompressive operations because they are shoer and exit in a more horizontal direction: | A ie C5 | 157,430 | medmcqa_train |
Urethritis in males is not caused by | H Ducreyi course soft sore chancroid Infections cuase urethritis Neisseria gonorrhea chlamydia trachsmati&;s Trichsmonas Vaginalis Mycoplasma genitalium ref : ananthanaryana | 157,431 | medmcqa_train |
Which one of the following condition is associated with extensive pleural thickening and calcification especially involving the diaphragmatic pleura? | Extensive pleural thickening and calcification especially involving the diaphragmatic pleura are classical features of Asbestosis. Exposure to asbestos can result in extensive pleural thickening, calcification, effusion, and malignant neoplasm of lung and pleura. Pleural fibrosis associated with asbestos fiber inhalati... | 157,432 | medmcqa_train |
The protein responsible for elasticity of the muscle is: | Titin is responsible for the elasticity of the muscle present in hea and skeletal muscle Actin and myosin are regarded as contractile proteins Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:86,87 | 157,433 | medmcqa_train |
Study of finger printing is: | B i.e. Dactylography | 157,434 | medmcqa_train |
All of the following may occur in Down's syndrome, except: | Undescended testis has not been described as an association with Down's syndrome. Hypothyroidism, ventricular septal defect, Brushfield's spots are seen in Down's syndrome. Ref: Essential Pediatrics By O P Ghai, 6th Edition, Page 592; Down Syndrome By Mark Selikowitz, 2008, Preview. | 157,435 | medmcqa_train |
In morbus caeruleus foramen ovole closes after | In few cases, foramen ovale remains patent throughout life and gives rise to cyanosis, a condition called as Morbus caeruleus.(Refer: Nelson's Textbook of Pediatrics, SAE, 1st edition, pg no. 2162) | 157,436 | medmcqa_train |
Scrub typhus is caused by - | Ans. is 'd' i.e., R tsutsugamushi o Has been explained in previous years | 157,437 | medmcqa_train |
What is suggilation? | Postmortem staining is also called livor mortis / suggilation/ Hypostasis / Cadaveric lividity. | 157,438 | medmcqa_train |
Not a complication of Colles' fracture | D i.e. Wrist drop | 157,439 | medmcqa_train |
A five day old, full term male infant was severely cyanotic at bih. Prostaglandin E was administered initially and later ballooned atrial septosomy was done which showed improvement in oxygenation. The most likely diagnosis of this infant is: | Administration of Prostaglandin E and ballooned atrial septosomy which shows improvement in oxygenation in a severely cyanotic five day old male infant suggest this case as transposition of great vessels. Oxygenation is normal before bih but, after bih as ductus aeriosus closes, severe hypoxia occurs and in the absence... | 157,440 | medmcqa_train |
Which of the following is not included in major Jone's criteria aEUR' | Elevated E.S.R. * The jones criteria for rheumatic fever: Major criteria * CarditisQ . * Migratory polyahrrusQ Minor cieria Clinical * Fever * Sydenham's choreaQ * AhralgiaQ * Subcutaneous nodules Laboratory Erythema marginatumQ * Elevated acute phase reactants * Prolonged PR interval PLUS Suppoing evidence of a recent... | 157,441 | medmcqa_train |
The sequence of commonest fractured sites of Mandible is | The mandible is commonly fractured at the canine socket where it is weak. Involvement of the inferior alveolar nerve in the callus may cause neuralgic pain, and if the nerve is paralyzed, the area supplied by the mental nerve becomes insensitive. The next common fracture of the mandible occurs at the angle.Reference: C... | 157,442 | medmcqa_train |
Right border of hea is formed by ? | External features of hea The hea has following borders and surfaces :- A) Borders i) Right border :- Formed by right atrium. ii) Left border (obtuse margin):- Formed mainly by left ventricle and paly by left auricle (in its upper most pa). iii) Inferior border (acute margin):- Formed mainly by right ventricle and paly ... | 157,443 | medmcqa_train |
Adipocere is likely to occur in : | A i.e. Warm humid climate | 157,444 | medmcqa_train |
Shortest incubation period is seen in- | Mumps → 16 - 18 days
Influenza → 2 - 3 days
Hepatitis A → 15 - 90 days
Hepatitis B → 6 wk to 6 months | 157,445 | medmcqa_train |
Which of the following is more aggressive rectal carcinoma ? | Ans. is 'b' i.e., Secondary mucoid carcinoma | 157,446 | medmcqa_train |
Most common complication of coeliac plexus block ? | Ans. is 'a' i.e., Hypotension Celiac plexus block The celiac plexus is situated retroperitoneally in the upper abdomen. It is at the level of T12 and L, veebrae anterior to the crura of the diaphragm. It contains visceral afferent and efferent fibers divided from T5 to T1, by means of greater, lesser and least splanchn... | 157,447 | medmcqa_train |
Bipedicle flap is used for reconstruction of? | Answer- C. EyelidBipedicled flap is a bucket handle flap supplied by both the ends. It is used for lower eyelid repair and rarely anywhere else. | 157,448 | medmcqa_train |
A 9 year girl presents with menarche. History reveals thelarche at the age of 8 years the most common cause of this condition in girls is | Precocious pubey:The term is reserved for girls who exhibit any secondary sexual charecters before the age of 8 or menstruate before the age of 10 Causes GnRH Dependent: 80% Constitutional : Activation of HPO axis Juvenile Primary Hypothyroidism Intracranial Lesions GnRH Independent Ovary Adrenal Liver Iatrogenic Granu... | 157,449 | medmcqa_train |
A 35 years old with 36-week pregnancy comes with history of 5 convulsions at home. Her BP is 170/100. Diagnosis made by doctor is eclampsia. Next Management is? | Eclampsia management: DOC: Magnesium sulphate IM +IV (Pritchard regimen) IV only (Zuspan regime) Pritchard regimen I.M. & I.V. regime This is the most preferred and the 'method of choice' Loading dose-Sta with a loading dose of 14g in which 4g given as intravenous and 10g given as intramuscular Maintenance dose - Maint... | 157,450 | medmcqa_train |
Which of the following is involved in tumor metastasis cascade:- | Ans. is 'b' i.e. E. cadherin For the tumor cells to metastasize they must-1st - detach from each other.Next - traverse the extracellular matrix (i. e. the basement membrane and interstitial connective tissue).Normally the cells are neatly glued to each other and their surrounding by a variety of adhesion molecules.Of t... | 157,451 | medmcqa_train |
All are Orofacial pain of vascular origin except: | The various orofacial pains of vascular origin are:
Cluster headache
Temporal arteritis (involves extracranial carotid circulation)
Chronic paroxysmal hemicranias
Migraine – (MC) | 157,452 | medmcqa_train |
Acute radiation hepatic damage is most marked between - | Ans. is 'd' i.e., 40-100 days o Acute radiation damage normally affects rapidly proliferating tissue : - i) Hematopoietic tissue Latent period 2-3 weeks. ii) Epithelium of GIT --> Latent period 3-5 days. iii) Lymphoid tissue o Acute radiation damage also affects the CNS Latent period 15 minutes to 3 hours. o Hepatic ra... | 157,453 | medmcqa_train |
Which of the following is a "water scarce disease"? | Many diseases are caused by scarcity of water in enough amount to be able to maintain personal hygiene and cleanliness. These are called water scarce disease or water washed disease. Examples include trachoma, conjunctivitis, lice infestation, scabies, ascariasis etc. Ref: Park, 21st Edition, Page 657. | 157,454 | medmcqa_train |
`La facies sympathique' is a condition seen in cases of - | o In case of pressure of ligature on cervical sympathetic chin the eye on that side is found open (La facie sympathique). It confirms antemortem banging. | 157,455 | medmcqa_train |
All of the following statements about paneth cells are true, Except. | D i.e. Foamy appearance | 157,456 | medmcqa_train |
Onodi cells and Haller cells of ethmoid labyrinth is seen in relation to following respectively | A i.e. Optic nerve and floor of orbit Agger nasi cells are medial relations of lacrimal sac & duct; Haller's cells develop medially beneath orbital floort2 and Sphenoethmoid or Onodi cells is intimately related to optic nerve & canal and internal carotid aeryQ. It may contain tuberculum nervi optic, where the optic can... | 157,457 | medmcqa_train |
All are true in megaloblastic anaemia except:(1995) | Ans: a (Microcytes)Ref: Robbin's, 7th ed, p. 638, 639 & p. 642 for d & 6th ed, p. 622 for b 623 for c p. 624 for d. Also see Harrison, 16llled, p. 605, 606 & 15th ed, p. 679 | 157,458 | medmcqa_train |
If a substance "X" has more renal clearance than the GFR, it means: | For the given substance "X": > GFR {That is, clearance of "X" is greater than GFR.} It means, urinary excretion of the substance (Ux x V) is greater than the total filtration of the substance (Px x GFR). So the substance must have been secreted by the tubules. Option B is correct. If is greater than , it means the amou... | 157,459 | medmcqa_train |
True about Ribozyme: | Ans. A. Peptidyl Transferase activity(Ref: Harper 31/e p396)Ribozyme is RNA with catalytic activity.E.g.: SnRNA in Spliceosome-Takes part in splicing of exons and removal of intronsRibonuclease P--Cuts the RNAPeptidyl Transferase: Peptide Bond formation other optionsCuts the DNA at specific site--Restriction Endonuclea... | 157,460 | medmcqa_train |
The drug of choice for treatment of hypehyroidism during lactation period is - | Hypehyroidism in pregnancy Methimazole crosses the placenta to a greater degree than propylthiouracil and has been associated with fetal aplasia cutis. However, propylthiouracil can be associated with liver failure. Some expes recommend propylthiouracil in the first trimester and methimazole thereafter. Radioiodine sh... | 157,461 | medmcqa_train |
Which of the following is order of development is not charac-teristic | Ans a (Caudal - Cranial)Ref O P ghai 7th edOrder of growth in human beings is cephalocaudal and distal to proxi-mal. During the fetal life, growth of head occurs before that of neck and arms grow before legs. Distal part of the body such as the hands increase in size before the upper arms.Generalised mass activity give... | 157,462 | medmcqa_train |
Chagas disease and is transmitted by the following: | Chagas disease is transmitted by tsetse flies. There are two distinct types of human trypanosomes: African, which causes sleeping sickness and is transmitted by tsetse flies (eg, Glossina): Trypanosoma brucei rhodesiense and Trypanosoma brucei gambiense; American, which causes Chagas disease and is transmitted by kissi... | 157,463 | medmcqa_train |
Ulnar nerve injury results in: March 2012 | Ans: C i.e. Clawing of fingers | 157,464 | medmcqa_train |
The commonest type of cataract is – | You must be thinking, why not a blue dot?
Carefully read the question. Here the question is about the commonest type of cataract (not congenital cataract).
A most common type of cataract is senile cataract (Age-related cataract).
A most common type of senile cataract is cuneiform cataract (70%).
"In general, the predo... | 157,465 | medmcqa_train |
Agnes hunt traction: | Ans. A. Flexion deformity of hipRef: Campbell, Ebnezer and MaheshwariExplanationThese are commonly asked memory based questions in orthopedics. These charts are must to memorize.Commonly asked tractions, fractures, splints and castNameUseGallow's tractionFracture shaft of the femur in children below 2 yearsBryant's tra... | 157,466 | medmcqa_train |
A 2-year-old boy is brought to the physician by his parents, who complain that their son continually loses his balance. They also report that his speech seems more slurred. Physical examination confirms the truncal ataxia and wide-based gait. The child appears lethargic, and there is bobbing of the head while he is sit... | The neuroectoderm may (albeit infrequently) give rise to a neoplasm of neuronal heritage. These tumors occur most often in childhood, and their cellular composition is usually primitive. An example is medulloblastoma, which arises in the cerebellum, generally in the first decade of life. This entity is usually situated... | 157,467 | medmcqa_train |
Fosphenytoin is different from phenytoin as | Ans. is 'd' i.e., All the above Fosphenytoin* This water soluble prodrug of phenytoin* It has been introduced to overcome the difficulties in i.v. administration of phenytoin in status epilepticus.* In the body, it is rapidly converted to phenytoin.* Its doses are expressed as phenytoin equivalents (PE).* On i.v. injec... | 157,468 | medmcqa_train |
Western blot is used for ? | Ans. is 'd' i.e., ProteinVisualization of a specific DNA or RNA fragment among the many thousand of contaminating molecules requires the convergence of number of techniques collectively termed the blot transfer. | 157,469 | medmcqa_train |
Fever is caused by: | Ans. b. IL 6 | 157,470 | medmcqa_train |
Ducts of the main lacrimal gland open in: | Ans. Both of the above | 157,471 | medmcqa_train |
All are true about popliteus except | POPLITEUS:- Origin:-intracapsular origin.lateral condyle of femur.lateral meniscus of knee.Inseion:-posterior surface of shaft of tibia above soleal line. Nerve supply:- tibial nerve.Action:-Unlocks knee by lateral rotation of femur on tibia prior to flexion. <img src=" /> {Reference: BDC 6E pg no. 108} | 157,472 | medmcqa_train |
A neurologist notes that a patient has weakness when she attempts internal rotation of her right arm at the shoulder. This could be caused by weakness in which of the following muscles? | The subscapularis muscle arises from the anterior surface of the scapula and inses onto the lesser tubercle of the humerus. It is one of the rotator cuff muscles. Its tendon passes on the anterior side of the shoulder joint capsule, where it reinforces the capsule. Contraction of this muscle causes internal rotation of... | 157,473 | medmcqa_train |
X-ray abdomen of neonate shows: | Ans. (c) Pneumatosis intestinalis.* The finding of pneumatosis intestinalis (air in the bowel wall) confirms the clinical suspicion of NEC and is diagnostic; 50-75% of patients have pneumatosis when treatment is started.* NEC is the most common life-threatening emergency of the gastrointestinal tract in the new-born pe... | 157,474 | medmcqa_train |
Stress ulcers seen in burns are: | Answer is A (Curling's Ulcer) Stress ulcers after severe burns are called curling's ulcers Stress ulcers after head trauma : Cushing's Ulcers Stress ulcers after severe burns : Curling's Ulcers | 157,475 | medmcqa_train |
Which generation of bonding system combines the primer and bonding agent into a single step? | FIFTH GENERATION
To decrease the number of steps PRIME AND BOND WERE COMBINED.
ETCH + (PRIME+BOND).
Called self priming adhesive.
Bond strength 17-24 MPA.
Less number of steps less post operative sensitivity.
Eg: Prime and bond NT, Adper single bond, Opti bond solo.
Reference- Sturdevant 6th ed | 157,476 | medmcqa_train |
Which of the follow ing drugs is contraindicated in liver dysfunction? | Ans. is 'a' i.e., Pefloxacin In liver dysfunctionDrugs contraindicatedDrugs require dose adjustmento Erthromycin estolaleo Tetracyclineso Pyrazinamideo Pefloxacino Chloremphenicalo Methotrexateo INHo Rifampicino Tacrineo Talcaponeo Clindamycin | 157,477 | medmcqa_train |
To say twin discordance the differences in the two twins should be : | Ans. is c i.e. 25% with the larger twin as index Unequal sizes of twin fetuses with a difference of 25% (larger twin being used as the index), is called as Discordant growth. It is a sign of pathological growth restriction in the smaller fetus. As the weight difference within a twin pair increases and the earlier the g... | 157,478 | medmcqa_train |
a-receptor of estrogens are? | Ans. is 'b' i.e., Nuclear receptors in breast(Ref: Principles of medical physiologlt p. 777).Estrogen binds to nuclear receptors --> Estrogen receptors (ERs) | 157,479 | medmcqa_train |
Which of the following is an exclusive 5-HT 1F receptor agonist approved by FDA for treatment of acute migraine attack? | Lasmiditan has been approved by FDA in October 2019 for acute treatment of migraine attack which is a selective 5-HT 1F receptor agonist. The triptans were designed to stimulate selectively subpopulations of 5-HT receptors; at least 14 different 5-HT receptors exist in humans. The triptans are potent agonists of 5-HT1B... | 157,480 | medmcqa_train |
A person of 60 years age is suffering from myositis ossificans progressive. The usual cause of death would be - | Severe restrictive chest wall disease reduces pulmonary volumes and predisposes to right ventricular dysfunction (cor pulmonale).
Cardiopulmonary failure may lead to premature death. | 157,481 | medmcqa_train |
Wormian bones are seen in all except ? | Ans. is 'a' i.e., Fibrous dysplasia Wormian bones Wormian bones are extra bone pieces that occur within a suture in the cranium. These are irregular isolated bones which appear in addition to the usual centers of ossification of the cranium. They occur most frequently in the course of the lambdoid suture. Causes of wor... | 157,482 | medmcqa_train |
Site of RBC formation in 20-year-old healthy male is | RBC formation in 20-year-old healthy adult takes place in flat bones. It also occurs in end of long bones.RBC formation during mesoblastic stage (3rd week to 3rd month) of intrauterine life takes place in yolk sac.RBC formation during hepatic stage (after 3 months) of intrauterine life takes place in liver.Ref: Medical... | 157,483 | medmcqa_train |
Which of the following is an analgesic which does not inhibit prostaglandin synthesis? | Nefopam is nonopioid analgesic and does not inhibit prostaglandin synthesis relieves traumatic, postoperative, sho lasting musculoskeletal pain produce anticholinergic and sympathomimetic side effects Ref: KD Tripathi 8th ed ESSENTIALS OF MEDICAL PHARMACOLOGY;7TH EDITION;KD TRIPATHI;PAGE NO 208 | 157,484 | medmcqa_train |
Biopsy from parathyroid gland from a 55-year old male who presented to nephrology department of AIIMS has been shown below. He is a known case of chronic kidney disease with hypertension and type II diabetes. He has recently developed bone pain, lesions in skin and recurrent stones in kidney | Ans. (a) Water clear cells in parathyroid hyperplasia.*The given histology shows abundant optically clear cells of variable size (hyperplasia and hypertrophy), with spherical clear vacuoles surrounded by thin eosinophilic material; basal nuclei, compact or alveolar patterns. | 157,485 | medmcqa_train |
A sample to look for uric crystal (Gouty tophus) would be submitted to the pathology laboratory in: | C i.e. Alcohol | 157,486 | medmcqa_train |
Which of the following is a "Fenestrated hip prosthesis"? | ANSWER: (B) Austin Moore prosthesisREF: Essential Handbook of Practical Orthopedic Examination, By Dr. Kaushik Banerjee, page 146Bipolar prosthesis is used for total hip replacement (THR) while the Austin Moore and Thompson both are used for hemiarthroplasty. Bipolar prosthesis can be both fenestrated and non-fenestrat... | 157,487 | medmcqa_train |
Which of the following play most impoant role in memory: | Ans: a. Synaptic Net.Synaptic network s single best answer "Long-term memory involves changes in the structure of neurons including growth of new processes and synapses.So, to the extent that you remember anything about this material on memory tomorrow, or next week, or next year, it will be because structural changes ... | 157,488 | medmcqa_train |
Which of the following is false regarding transfusion associated anaphylactic reactions? | Ref: Aled scape/ Transfusion reactionsExplanation:Allergic transfusion reactions occur on a continuum of severity ranging from mild (urticarial) to moderate (anaphylactoid) to severe (anaphylactic). Anaphylactic transfusion reactions are severe allergic reactions characterized by profound hypotension and shock.Causes o... | 157,489 | medmcqa_train |
Hepatitis E usually affects ? | Ans. is `b' i.e., Adults | 157,490 | medmcqa_train |
Subdural empyema is most commonly caused by: | Answer is C (Streptococcus pneumoniae): Aerobic and Anaerobic streptococci are the most common aetiological agents for subdural ernphyema. influenzae is the most common causative organism in Children, and not in Adults. Subdural Empyema is a collection of pus in the space between he dura and arachnoid. In most cases a ... | 157,491 | medmcqa_train |
What is Cock's Peculiar tumour - | Ans. is 'a' i.e., Ulceration of sebaceous cyst on the scalp o Cocks peculiar tumour is actually a complication of sebaceous cyst -# When the sebaceous cyst of the scalp ulcerates excessive granulation tissue forms resembling fungating epithelioma. This is called cock's peculiar tumour.Also know these terms -o Cylindrom... | 157,492 | medmcqa_train |
A bactericidal drug would be preferred over a bacteriostatic drug in a patient with | Bactericidal drugs kill the bacteria whereas bacteriostatic drugs only inhibits bacterial growth. Bacteriostatic activity is adequate for the treatment of most infections ,bactericidal activity nay be necessary for cure in patients with altered immune system like neutropenia ,HIV and other immunosuppressive conditions ... | 157,493 | medmcqa_train |
Mechanism which is responsible for gentamicin ototoxicity is: | Ototoxicity involves progressive and irreversible damage to, and eventually destruction of, the sensory cells in the cochlea and vestibular organ of the ear. | 157,494 | medmcqa_train |
Non-dominant hemisphere does all of the following function, except | (A) Parallel thinking # Hemispheres Versus "Cerebral Dominance":> Hemisphere is concerned with categorization and symbolization and has often been called the dominant hemisphere.> However, it is dear that the other hemisphere is not simply less developed or "non dominant"; instead, it is specialized in the area of spat... | 157,495 | medmcqa_train |
What about durham pin is true ? | Ans. is 'd' i.e., All the above Denham pin It is a type of pin used to give skeletal traction. Threaded poion of the pin engages the bony coices and reduces the chances of pin sliding. This type of pin is used commonly to give skeletal traction through the cancellous bone i.e. calcaneum. It can also be used to give tra... | 157,496 | medmcqa_train |
Nerve roots involved in klumpke's paralysis is: | Klumpke's Paralysis is due to injury of the lower trunk of branchial plexus. It involves mainly the T1 nerve root and paly C8 nerve root. All the small muscles of the hand are paralysed. Claw hand, horner syndrome and loss of sensation on the medial aspect of the arm are the common disabilities. Ref: B D Chaurasia's Hu... | 157,497 | medmcqa_train |
A 2-year-old child develops acute respiratory distress. 0/E breath sounds are decreased with wheeze on right side. Chest X-ray shows diffuse opacity on right side--Most probable diagnosis: | Foreign body aspiration is a very common problem in pediatric age group (< 4 years). In the question, child is presenting with sudden onset respiratory distress and there is U/L decreased breath sounds + U/L wheezing and on chest X-ray a diffuse opacity is seen on right side i.e. there is clinical and radiological evid... | 157,498 | medmcqa_train |
Minimal reabsorption in kidney occurs for | Minimal reabsorption for ureaRef: Ganong&;s review of medical physiology; 24th edition; page no; 682, 681 | 157,499 | medmcqa_train |
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