query
stringlengths
1
1.57k
pos
stringlengths
1
22.5k
idx
int64
0
161k
task_name
stringclasses
1 value
Thalidomide is drug of choice for -
Ans-B
22,400
medmcqa_train
Latanoprost acts in glaucoma by
Prostaglandin derivative Latanoprost(0.005%): It is a synthetic drug which is an ester analogue of prostaglandin F2-a. It acts by increasing uveoscleral outflow and by causing reduction in episcleral venous pressure. It is as effective as timolol. It has additive effect with pilocarpine and timolol. Its duration of act...
22,401
medmcqa_train
Which energy molecule gives 10.5 kcal/ molecule?
Ans. is 'c' i.e., Creatine phosphate A compound that liberates 7 Kcal/mol or more on hydrolysis is called high energy compound, or a compound that on hydrolysis undergoes a large ( 7 kcal/mol) decrease in free energy (AG) under standard condition is called high energy compound, i.e., AG 7 Kcal/mol.For example, ATP libe...
22,402
medmcqa_train
Which of the following best defines the "Saccade"
D i.e. Abrupt involuntary rapid eye movements Types of Eye Movements Versions Vergence Duction Sacadic Pursuit Voluntary/Involuntary Both eyes open, attempting to fixate a target, and moving in the same direction Both eyes open, fixing a target but moving in opposite directions synchronously, e.g. convergence or diverg...
22,403
medmcqa_train
The lymphatic drainage of testes is -
Testes drains into para-aortic lymph nodes.
22,404
medmcqa_train
True regarding Barrett's oesophagus is
Barrett's oesophagus is a metaplastic change in the lining mucosa of the oesophagus in response to chronic gastroesophageal reflux. The hallmark of 'specialised' Barrett's epithelium is the presence of mucus-secreting goblet cells (intestinal metaplasia).High-dose PPI treatment or an antireflux operation, these endosco...
22,405
medmcqa_train
Secondary amyloidosis is associated with
Ref Robbins 8/e p252-253,9/e p257 The AA (amyloid-associated) fibril is a unique nonim- munoglobulin protein derived from a larger (12-kDa)serum precursor called SAA (serum amyloid-associated) protein that is synthesized in the liver. SAA is synthesized by liver cells under the influence of cytokines such as IL-6 and I...
22,406
medmcqa_train
Snake venom contains which of the following enzyme:
Snake venom Contains Phospholipase A2 (PLA2) PLA 2 hydrolyze the ester bond at position 2 of phospholipids present in plasma membrane of various cells, eg : erythrocytes. PLA 2 also affects neurons at pre-synaptic or post-synaptic cleft to cause neurotoxicity. Phospholipases A1 A2 C D Present in Pancreatic fluid Presen...
22,407
medmcqa_train
Which among the following does not cause exaggerated jaw jerk:
Answer is D (Syringomyelia): Jaw jerk is exaggerated in supranuclear lesions that are above the mid pos. Suringomyelia is a lesion of the spinal cord placed distal to the brainstem (or mid pons) and hence does not lead to an exaggerated jaw jerk. Exaggerated Jaw Jerk Jaw jerk is exaggerated in supranuclear lesions that...
22,408
medmcqa_train
All of the following are indications of doing medical termination of pregnancy except ?
Ans. is 'c' i.e., Very poor socio economic position of the family The conditions under which a pregnancy can be terminated under the MTP Act.1971 There are 4 conditions that have been identified in the Act : Medical :- Where continuation of the pregnancy might endanger the mother's lifeor cause grave injury to her phys...
22,409
medmcqa_train
The initial therapy of documented deep venous thrombosis in a post operative case is ?
Ans. is 'b' i.e., Intravenous heparin therapy
22,410
medmcqa_train
Warthin Finkedly bodies are found in?
Ans. is 'd' i.e., Measles * Warthin-Finkeldey cell is a type of giant multinucleate cell found in hyperplastic lymph nodes early in the course of measles.
22,411
medmcqa_train
Drugs supplied by NACO for prevention of mother- to-child transmission:
Ans. is a, i.e. NevirapineRef. Parks PSM 20/e, p 373NACO is National AIDS Control Organization which was launched in India in the year 1987.The Ministry of Health and Family Welfare had setup NACO as a separate wing to implement and closely monitor the various components of the National Aids Control Programme.NACO has ...
22,412
medmcqa_train
Drug of choice for acute exacerbation of ulcerative colitis is ?
<p>Davidson&;s principles and practice of medicine 22nd edition. Mesalamine (Asacol, Pentasa, Lialda, Rowasa, Canasa) Mesalamine is the drug of choice for maintaining remission. It is useful for the treatment of mild-to-moderateulcerative colitis. It is better tolerated and has less adverse effects than sulfasalazine. ...
22,413
medmcqa_train
Humoral immunity arises from -
Also known as B lymphocytes, are a type of white blood cell of the lymphocyte subtype. They function in the humoral immunity component of the adaptive immune system by secreting antibodies. Additionally, B cells present antigen (they are also classified as professional antigen-presenting cells (APCs)) and secrete cytok...
22,414
medmcqa_train
A 5 year old boy is suffering from mimimal change nephrotic syndrome. For bringing about a remission induction, the drug of choice is
Because of the high prevalence of minimal-change disease (MCD) in children with nephrotic syndrome, an empiric trial of coicosteroids commonly is the first step in therapy. Coicosteroids are the treatment of choice, leading to complete remission of proteinuria in most cases. Reference: GHAI Essential pediatrics, 8th ed...
22,415
medmcqa_train
Not caused by Aedes Mosquito is:
Japenese encephalitis
22,416
medmcqa_train
All are true regarding axillary lymph nodes except?
Ans. is 'b' i.e., Lateral group lies along lateral thoracic vesselsAxillary lymph nodes The axillary lymph nodes are divided into 5 groups :?Anterior (pectoral) group :- Lie along lateral thoracic vessels, i.e. along the lateral border of pectoralis minor. They receive lymph from upper half of the anterior wall of trun...
22,417
medmcqa_train
Seasonal trends is shown by -
Ans. All options are correct
22,418
medmcqa_train
CSF xanthochromia is associated with all except-
. *CSF colour :blood stained xanthochromic is characteristic feature of subarachnoid hemorrhage. Cerebrospinal fluid, which fills the subarachnoid space between the arachnoid membrane and the pia mater surrounding the brain, is normally clear and colorless. When there has been bleeding into the subarachnoid space, the ...
22,419
medmcqa_train
A 5 year old child presents with confusion, increased salivation, lacrimation, fasciculations, miosis, tachycardia and hypertension. Which of the following poisons can cause these manifestations ?
Ans. is 'b' ie Organophosphate insecticides. Out of the given option only Opium and Organophosphate insecticides can cause miosis. .Out of Opium and organophosphate the symptoms of this child are characteristic of organophosphate poisoning as described below:Organophosphate poisoningOrganophosphate compound irreversibl...
22,420
medmcqa_train
Most essential drugs should be formulated as
.
22,421
medmcqa_train
A person was brought to the emergency with a history of something stuck in his throat during his dinner which progressed to dyspnea, the probable diagnosis is: AI 09
Ans. Choking
22,422
medmcqa_train
What are these horizontal lines called?
These lines don't supply nerve supply and Lymphatic Drainage but supply SKIN
22,423
medmcqa_train
Transitional epithelium is seen in:
Ans. B Urinary bladderRef: Grays, 41sted. pg. 1261* The epithelial lining of cervix is varied. Ectocervix is composed of non keratined stratified squamous epithelium and endocervix is composed of simple columnar epithelium.* Blood supply of cervix-descending cervical branch of uterine artery.Extra Mile* Size of cervix-...
22,424
medmcqa_train
The most potent synthetic opioid is
Sufentanil has a high affinity for the mu receptor, higher than that of any other opioid.
22,425
medmcqa_train
A child in status epilepticus should not be given:
- Shoer acting Benzodiazepines like Lorazepam/ Midazolam are preferred for treating Status epilepticus. - If there is no response, then phenytoin/ fosphenytoin, sodium valproate, Levetiracetam, Phenobarbitone can also be used - So a longer acting drug, Clonazepam is not used Management of status epilepticus: Stabilize ...
22,426
medmcqa_train
Which muscle has the phrenic nerve on its anterior surface?
The phrenic nerve lies on the anterior surface of the anterior scalene muscle. The nerve is held tightly against the surface of the muscle by the deep cervical fascia The roots of the brachial plexus and the subclavian artery pass posterior to the anterior scalene muscle and anterior to the middle scalene muscle.
22,427
medmcqa_train
All are associated with Corrigan's pulse except?
Corrigan pulse is seen in Aoic Regurgitation. Aoic regurgitation -Early diastolic murmur Severe Aoic regurgitation -Mid diastolic murmur. Due to rapid run off from the aoa back into left ventricle the LV pressure keeps on rising-Increased LV end diastolic Pressure. Pulsus bisferiens: HOCM Aoic regurgitation Aoic stenos...
22,428
medmcqa_train
Disease spread by hard tick is: September 2007
Ans. A: Rocky mountain spotted fever Hard Tick-borne diseases of concern include: Human Babesiosis is a protozoan infection that occurs infrequently. Babesiosis also have Lyme disease from the same deer tick bite. Rocky Mountain spotted fever. Tularemia is a potentially serious illness. It is caused by the bacterium ro...
22,429
medmcqa_train
Costal cailage of 8th and 9th rib aiculate with each other by which type of joint
All joints in the anterior rib-cage are synol Except: 1st rib to sternum - Synchondrosis. 10th rib - Ligamentous (never synol) Ribs 2-7 : Synol joints Ribs 8-9 : Synol joints b/w each other, aiculate 7th rib attachment synol joint Xiphisternal joint : Synchondrosis Manubriosternal : Symphysis
22,430
medmcqa_train
C. albicans is recognized in microscopic examination of infected tissues by the presence of
C. albicans is the most important species of Candida and causes thrush, vaginitis, skin and nail infections, and other infections. It is part of the normal flora of skin, mouth, GI tract, and vagina. It appears in tissues as an oval budding yeast or elongated pseudohyphae. It grows well on laboratory media and is ident...
22,431
medmcqa_train
Which one of the following finding is Not associated with left-sided hea failure?
A hepatojugular reflux indicates liver congestion caused by the backup of blood into the venous circulation, secondary to problems in the right hea (e.g., right-sided hea failure, tricuspid stenosis, tricuspid regurgitation) An S3 hea sound occurs during the rapid-filling phase of the ventricle in early diastole. In mi...
22,432
medmcqa_train
Fibrinoid necrosis may be observed in all of the following except
Fibrinoid necrosis is a special form of necrosis, visible by light microscopy, usually in immune reactions in which complexes of antigens and antibodies are deposited in the walls of aeries. The deposited immune complexes, together with fibrin that has leaked out of vessels, produce a bright pink and amorphous appearan...
22,433
medmcqa_train
The following are effective in the management of eczema:
Topical coicosteroids are required both in 'wet' and 'dry' eczema. Betamethasone is a high-potency topical glucocoicoid. In mild wet eczema, the topical use of drying agents such as lotions of aluminium acetate or calamine are useful. When the lesions are dry and scaly the use of emollients combined with a keratolytic ...
22,434
medmcqa_train
Anterior 2/3 of tongue develops from
The anterior two-thirds: From two lingual swellings which arise from the first branchial arch. Therefore, it is supplied by lingual nerve of first arch and chorda tympani of second arch The posterior one-third: From cranial large pa of the hypobranchial eminence, that is from the third arch. Therefore, it is supplied b...
22,435
medmcqa_train
Relation between current, electromotive forces and resistance in a circuit by Ohm's law is stated as
The relationship between flow , pressureand resistance in a hydraulic system is compared with the relationship between current, EMF and resistance.Ohm's law, Current(I)=electromotive force(E)/ resistance(R) Flow(F)= pressure(P)/resistance(R) In vascular system, pressure is the effective perfusion pressure(mean intralum...
22,436
medmcqa_train
Which activity will be difficult to perform for a patient with an anterior cruciate deficient knee joint?
Ans. is 'a' i.e. Walk downhill I could not get a satisfactory answer to this question in any of the book, not even from residents and consultants of orthopedics. The only clue is derived from these lines of Turek- "The type of injury that most frequently damage the anterior cruciate ligament are those that cause excess...
22,437
medmcqa_train
|An 18-year-old female gymnast is admitted to the hospital with pelvic pain. Physical examination reveals that the patient has a history of primary amenorrhea and an imperforate hymen. Which of the following is the most likely explanation for this condition?
The vaginal plate, which arises from the sinovaginal bulbs, undergoes canalization during embryonic development. Failure of canalization results in a persistent vaginal plate and thus imperforate hymen. The hymen is a fold of mucous membrane that covers the opening of the vaginal canal. It is often torn early in life. ...
22,438
medmcqa_train
In halo sign seen in csf rhinorrhea:
CSF rhinorrhea seen in Lefort 2&3 Naso orbital ethmoid fracture. Cribiform plate fracture. Frontal sinus fracture. Sphenoidal sinus fracture
22,439
medmcqa_train
A 35 year old obese female with hirsutism, diabetes, and hypeension. True is
Consequences of Polycystic Ovarian SyndromeSho-Term ConsequencesLong-Term ConsequencesuMenstrual dysfunction (Irregular menses)o Amenorrheao Oligomenorrheao Episodic menometrorrhagiauHyperandrogenismo HirsutismoAcneo Androgenic alopeciauInfeilityuObesityuInsulin resistance (Acanthosis nigricans)Dyslipidemia (Androgenic...
22,440
medmcqa_train
True about administration of coicosteroids for fetal lung maturity all of the following except: September 2007
Ans. A: Repeat dose if the women remains undelivered after the first course Coicosteroid can lower the risk of: Respiratory Distress Syndrome after bih. Bleeding within the brain called Intraventricular Hemorrhage. Other problems that may cause harm to babies that are born too soon such as intestinal infections called ...
22,441
medmcqa_train
In acute pulmonary embolism, the most frequent ECG finding is
The most frequently cited abnormality in pulmonary embolism is sinus tachycardia.Apa from that,it also shows S1Q3T3 sign-an S wave in lead I,a Q wave in lead III,and an inveed T wave in lead III.This finding is relatively specific. S1Q3T3 pattern in ECG of pulmonary embolism is also termed as Mc Ginn White Sign. Refere...
22,442
medmcqa_train
Muller&;s muscle is found in
Mullers muscle or involuntary pa of levator palpebrae superioris is supplied by sympathetic fibres from the superior cervical ganglion. Paralysis of mullers muscle leads to paial ptosis. This is a pa of horners syndrome. Ref BDC volume 3,Sixth edition pg 74
22,443
medmcqa_train
Typhoid ulcer ruptures at
C. i.e. (3rd week) (69- 5 B & L 25th) (995- S. Das 5th)* After the second week, signs of peritonitis usually denotes perforation, which is confirmed by the presence of free.gas seen on x-ray (69-.B & L 25th)* Perforation usually occurs during the third week it occurs through ulcerated peyer's patches in the terminal il...
22,444
medmcqa_train
Fish is the source of all except:
FISH IS: Richest source of Vitamin A and D is fish liver oils (especially Halibut fish). Rich source of proteins (15-25 percent). Rich source of Calcium, phosphorus, fluorides Good source of iron Poor source of carbohydrates & iodine (barring few sea fish).
22,445
medmcqa_train
The best suited anticogulant for osmotic fragility test is -
Ans. is 'a' i.e., Heparin
22,446
medmcqa_train
Axial length of eye ball is:
Dimension of eye ball Anteroposterior- 24mm Circumference- 75mm Volume of each eye- 6 ml Volume of each orbit = 30 ml Weight- 7gm
22,447
medmcqa_train
Which one of the following is not associated with rheumatoid ahritis
Ref - Davidsons 23e p1024
22,448
medmcqa_train
Pityriasis rosea true:
Ans. a. Self-limitingPityriasis RoseaIt is an acute, self-limiting disease, probably infective in origin, affecting mainly children and young adults, characterized by a distinctive skin eruption and minimal constitutional symptoms.EtiologyMost common: Human herpes virus HHV 7 and HHV 6 Drugs: Arsenic, bismuth, lithium,...
22,449
medmcqa_train
Dying back neuropathy is seen in all except :
Answer is D (CBS) The two basic pathological processes of pathogenesis in neuropathy include Axonal degenetration and Demyelination. Neuropathy associated with Axonal degeneration is often called 'dying back neuropathy' as degeneration usually proceeds from distal to proximal. Neuropathy associated with Diabetes mellit...
22,450
medmcqa_train
Sputum can be disinfected by all except-
Sputum is best received in gauze or paper handkerchief and destroyed by burning.If the amount is considerable it may be disinfected by boiling or auto claving for 20 minutes at 20 lbs pressure.Alternatively the patient may be asked to spit in a sputum cup half filled with 5 percent creosol.When the cup is full it is al...
22,451
medmcqa_train
Habits and customs are conducive to cancer as evident below except
Associations of few cancers:
22,452
medmcqa_train
Weight gain during pregnancy is: March 2012
Ans: B i.e. 12 Kg Weight gain during pregnancy: Reproductive weight gain: 6 Kg (fetus: 3.3 Kg, placenta: 0.6 Kg, liquor: 0.8 Kg, uterus: 0.9 Kg, breasts: 0.4 Kg & accumulation of fat & protein: 3.5 Kg) and Net maternal weight gain: 6 Kg (increase in blood volume: 1.3 Kg & increase in extracellular fluid: 1.2 Kg).
22,453
medmcqa_train
Mid-day meal has:
ANS. AThis is a direct question.# Mid-Day Meal Program* Supplements--1/3 of total energy and 1/2 of total protein requirements.* Also called school health program* Launched in 1961* It is under ministry of health.
22,454
medmcqa_train
"Calibre" of fire arm is:
Distance between two lands
22,455
medmcqa_train
Selective toxicity of zindovudine for HIV is based on inhibition of
HIV binds to a surface molecule on CD4 lymphocytes and enters the cell, where viral RNA serves as a template for both positive and negative strands of complementary DNA. Reverse transcriptase (RNA-dependent DNA polymerase) transcribes the viral RNA. The double- stranded complementary DNA is then spliced into the host c...
22,456
medmcqa_train
G3P2L2 at 40 weeks is in labour. The baby's head delivers but then retracts back against the perineum. McRobes maneuver is done to delivers the anterior shoulder.In postnatal period , the right arm is hanging & limp to the baby's side with the forearm extended and internally rotated. What is the likely reason ?
The above case history is suggestive of Shoulder dystocia for which McRobes maneuver is done Shoulder dystocias can be associated with significant fetal morbidity including brachial plexus palsies, clavicular fractures, and humeral fractures. Injury to the brachial plexus may be localized to the upper or lower roots. I...
22,457
medmcqa_train
A 10 months old baby boy presented with inability to feed since 1 day. He had a prior history of cough, fever and hurried breathing since 3 days. On examination the child had a Respiratory rate of 56/min. The line of management is
Inability to feed is one of the danger signs of pneumonia. Hence the child can be categorised as Severe pneumonia and needs hospital admission and treatment with injectable antibiotics.
22,458
medmcqa_train
In a case-control study, the cases were found to be consuming zarda pan more frequently than controls and the difference was statistically significant. It indicates:
Case-control study that looks backward in time from final disease outcome to potential cause.  In it, groups of affected individuals (cases) and unaffected individuals (controls) are compared to the extent of their exposure to some suspected risk factor.  Key points  In a case-control study,  if the outcome was statis...
22,459
medmcqa_train
Paradoxical respiration seen in
Answer- C. Flail chest
22,460
medmcqa_train
The four "Pyrole rings" in hemoglobin molecule are joined together by
.
22,461
medmcqa_train
Takayam test is used for ?
Ans. is 'a' i.e., To know the nature of stain It is a microchemical test to know the nature of stain.Microchemical tests :These tests are based on propey of haem pa of hemoglobin to form characteristic coloured crystals.Teichmann's haemin crystal testTakayama hemochromogen crystal testLuminal spray test : It is especia...
22,462
medmcqa_train
Police inquest is done in all, except: NEET 13, 14
Ans. Dowry death
22,463
medmcqa_train
All of the following require pyridoxine as a co-factor except?
Pyridoxal phosphate (PLP) is a coenzyme for enzymes involved in the following raections: Transamination Decarboxylation Glycogen phosphorylase Cystathionine b-synthase and cystathioninase ALA synthase Kynureninase Thiamine is the coenzyme for transketolase reactions Reference: Harpers illustrated biochemistry 30th edit...
22,464
medmcqa_train
Not true regarding treatment of chalazion
Treatment Chalazion a. Intralesional triamcinolone injection in recent-onset chalazion. b. Oral tetracycline should be used for propylaxis in recurrent cases. c. Curettage is done from conjunctival side with the help of chalazion scoop. d. Veical incisions are given to avoid damage to meibomian ducts.
22,465
medmcqa_train
It is 1:00 A.M. and a hard-working second-year medical student is intent on finishing her pathology reading assignment. Soon she begins to note that her concentration is fading because 7 hours have passed since she had dinner, and she is feeling famished. Having studied the chapter on ischemic heart disease, she decide...
Appetite and satiety are controlled by a complex system of short-acting and long-acting signals. The levels of ghrelin produced in the stomach increase rapidly before every meal and decrease promptly after the stomach is filled. Leptin released from adipocytes exerts long-term control by activating catabolic circuits a...
22,466
medmcqa_train
Feature(s) suggestive of Schizophrenia rather than organic psychosis is /are:
Ans: A (Third person hallucination) Organic Mental Disorder: Features suggestive of high index of suspicion (Ahuja 5th/20)1. First episode2. Sudden onset3. Older age of onset4. Prominent visual or other non auditory hallucinations5. Neurological signs or symptoms like seizure, impairment of counciousness, head injury, ...
22,467
medmcqa_train
What is the treatment of choice for cystosarcoma phylloides?
Cystosarcoma phylloides are not simply giant fibroadenoma. They show a wide spectrum of activity, varying from almost a benign condition (85%) to a locally aggressive and sometimes metastatic tumour (15%). Depending on mitotic index and degree of pleomorphism they are graded as low grade to high grade tumours. When mal...
22,468
medmcqa_train
Drugs indicated in MRS A infection are all EXCEPT:
Ans. (d) ImipenemRef: Harrisons 19th ed.* Microbes which are resistant to methicillin are said to be MRSA.* Methicillin is highly penicilinase resistant but not acid resistant.* MRSA have emerged in many areas. These are insensitive to all penicillinase-resistant penicillins and to other b -lactams as well as to erythr...
22,469
medmcqa_train
Amino acids secreted in cystinuria are all except:
Ans:B.)Histidine.CystinuriaBiochemical Defect :An autosomal recessive disorder that results in the formation of a defective amino acid transpoer in the renal tubule and intestinal epithelial cells.Pathophysiology :The amino acid transpoer is responsible for transpoing cysteine, ornithine, lysine, and arginine . Defecti...
22,470
medmcqa_train
Osmolarity of 4.2% solution of sodium bicarbonate is ?
Ans. is 'b' i.e., 1000 osmole/litre4.2% solution of sodium bicarbonate contains 0.5 mmol/mL (or 500 mmol/ml).This solution will have osmoloarity 1000 mOsm/L (as solution contains two active osmoles, i.e., 500 mOsmole of Na+ and 500 mOsmole of HCO3-).One mole of osmotically active paicles is called one osmole. In case o...
22,471
medmcqa_train
Example of selective medium is:
Ans. is. 'a' i. e., LJ medium
22,472
medmcqa_train
Which drug do not causes rhinits?
Ans. is 'b' i.e., Glucocoicoid.Ref: Head eb Neck Surgery - otolaryngology, Vol. I edited by Byron l. Bailey, Jonas T. johnson, Shawn D. Newlands 4tu/e p. 355Impoant drugs causing rhinitis are :-AspirinHydralazineBeta - blockersClonidineReserpineGabapentinMethyldopaACE inhibitorsCocaine
22,473
medmcqa_train
All of the following are products of oxygenase pathway, EXCEPT:
Arachidonate, which may be obtained from the diet, but is usually derived from the 2 position of phospholipids in the plasma membrane by the action of phospholipase A2,is the substrate for the synthesis of the PG2, TX2 series (prostanoids) by the cyclooxygenase pathway, or the LT4 and LX4 series by the lipoxygenase pat...
22,474
medmcqa_train
Uniocular diplopia seen in which stage of cataract
Stages of maturation of cataract 1- stage of lamellar separation - glare is seen 2- stage of incipient cataract - uniocular diplopia and colored halos are seen in this stage. I. Cuneiform cataract - This cataract stas at periphery and extend centrally so visual changes are noted at late stage - Night blindness (nyctalo...
22,475
medmcqa_train
'Lucid Interval' may be seen in -
The synopsis of forensic medicine & toxicology; Dr k.s narayan reddy; 28th edition; pg.no. 144& 266 Lucid interval is seen in insanity during which all the symptoms of insanity disappear completely . It is also seen in extra dural hemorrhage ,subdural haemorrhage (if there is lucid interval this may be longer than aver...
22,476
medmcqa_train
Mechanism of action of chloramphenicol is -
Ans. is 'b' i.e., SOS ribosome inhibitor * The mechanism of action of antimicrobials can be divided into :1. Inhibition of cell wall synthesis# Drugs inhibiting cell wall synthesis are : b-lactam antibiotics (penicillin, cephalosporins, monobactoms, carbapenems), cyclosporine, bacitracin, vancomycin, fosfomycin.# All a...
22,477
medmcqa_train
All are true regarding clostridium tetani except:
Ans. (d) i.e. Man-to-man transmission is seen There is no man to man transmission or a tetanus patient is not infectious. Other Options Option 'a' Cl. Tetani produce terminal spores which are highly resistant to boiling, cresol, autoclaving for 15 min at 120degC. Spores are best destroyed by steam under pressure at 120...
22,478
medmcqa_train
Following are the leatures ot inhlbln except :
Stimulates FSH secretion Inhibin : Inhibin is a non-steroidal water soluble protein.deg It is secreted by Graffian follicle.deg Also known as Folliculostatin because it is known to supress FSH.deg It is of two types - Inhibin A and B. In the follicular phase Inhibin B is the predominant form secreted. In normal ovarian...
22,479
medmcqa_train
For the first 6 h following surgical repair of a leaking abdominal aortic aneurysm in a 70-year-old man, oliguria (total urinary output of 25 mL since the operation) has become a concern. Of most diagnostic help would be
By far the most likely cause of the oliguria observed in this patient is hypovolemia. Volume status would be best assessed by floating a Swan-Ganz catheter to measure the preload pressures in the left atrium (by inference from the pulmonary capillary wedge pressures). Patients who have had a leaking aneurysm and then a...
22,480
medmcqa_train
Joints of hand are not affected in-
Ans. is 'a' i.e.. AS o Ankylosing spondylitis does not affect hand and foot joint,o OA, RA and psoriatic arthritis affect hand joints.Joints involvedDiseasesPIPRA, OA, Psoriatic arthritisPIP + DIPOA, Psoriatic arthritisPIP + DIP + 1st carpometacarpal joint with sparing of MTP & wristOAPIP + MTP + wrist with sparing of ...
22,481
medmcqa_train
Short stature is seen in –a) Maternal deprivation syndromeb) Hypothyroidismc) Bulimiad) Paternal smokinge) IUGR
If the height of the child is below the 3rd percentile or less than 2 S.D. from the mean, he or she is considered to be short stature. Causes of short stature A) Proportionate short stature Normal variant      - 1) Familial                                 2) Constitutional delay in growth  Prenatal causes   -  1) Intr...
22,482
medmcqa_train
All are true regarding halothane except-
Halothane is not in clinical use in developed nations because of its unstability it is very unstable , needs a preservative thymol for its storage in ventilator which makes the ventilator sticky it decomposes with exposure to light needs dark bottle to store it.
22,483
medmcqa_train
Which of the following diseases needs not to be screened for, in workers to be employed in a dye industry in gujarat?
Prepalcement examination in dye industries include asthma,skin and bladder,kidney diseases,precancerous lesion.Anemia comes under lead.(Ref.PARK'S textbook of preventive and social medicine 21st edition page no.753)
22,484
medmcqa_train
Antigenic drift is commonly seen in:
Influenza A virus
22,485
medmcqa_train
The energy source reserved for strenuous muscular activity
Muscle glycogen is used for energy during exercise. The glycogen is degraded to a form of glucose that can enter metabolic pathways for energy generation. Because exercise is strenuous, muscle requires large amounts of energy, and this can be generated at the fastest rate by converting muscle glycogen to pathway precur...
22,486
medmcqa_train
Class III antiarrhythmic drug among the following is:
Phenytoin is class IB, propafenone is class IC, pindolol is class II. class 3 - Amiodarone Sotalol Ibutilide Dofetilide Dronedarone Vernakalant REF.Essentials of Medical Pharmacology KD Tripathi 8th ed.
22,487
medmcqa_train
S A FF strategy is used for: March 2013 (b, e)
Ans. C i.e. Trachoma Trachoma Characterized by the presence of: Limbal follicles/ Herbe's pits (formed on cornea, near limbus) Arlts line (conjunctival scarring in sulcus subtarsalis), Pannus (infiltration of cornea with vascularization) SAFE strategy Surgery, Antibiotics, Facial cleanliness, Environmental improvement ...
22,488
medmcqa_train
The deformity that is most commonly seen in primary osteoahritis of knee joint?
Deformity seen is varus of the knee, flexion-abduction external rotation of the hip Osteoahritis occurs in elderly people, mostly in the major joints of the lower limb, frequently bilaterally. The hip joint is commonly affected in a population with western living habits, while the knee is involved more commonly in a po...
22,489
medmcqa_train
What is not true about mitral valve prolapse?
Ans. is 'd' i.e., Diastolic mumrmur is present on auscultationMitral valve prolapse syndrome or myxomatous degeneration of mitral valve* In mitral valve prolapse one or both mitral leaflets are floppy and prolapse or balloon back into the left atria during systole with or without mitral regurgitation.* It is one of the...
22,490
medmcqa_train
Type two schizophrenia is characterised by all except ?
Disorganized behaviour In 1980 T.J. crow proposed a classification of schizophrenia patients into type I and type II on the basis of presence and absence of positive symptoms. Although the system was not accepted as pa of the DSMIV classification, the clinical distinction of two types has significantly influenced psych...
22,491
medmcqa_train
Irregular thigh folds are seen in -
Answer- A. Developmental dysplasia of hip
22,492
medmcqa_train
Antibody associated with cold antibody immunohemolytic anemia is:
Cold antibody immunohemolytic anemia usually is caused by low-affinity IgM antibodies that bind to red cell membranes only at temperatures below 30°C, occurs in distal parts of the body (e.g., ears, hands, and toes) in cold weather.  Warm antibody immunohemolytic anemia is caused by immunoglobulin G (IgG) or (rarely) I...
22,493
medmcqa_train
All the following are included in &;five cleans&; to prevent sepsis at bih except
Observe &;five cleans&; to prevent sepsis at bih:Clean hands: Hand-hygiene and wear sterile gloves Clean surface: Use clean and sterile towel to dry and cover the baby Clean blade: The umbilical cord to be cut with a clean and sterile blade/scissor Clean tie: The cord should be clamped with a clean and sterile clamp or...
22,494
medmcqa_train
Storage form of free energy in the cell is:
ATP is the storage form of free energy in most of the cells of the body. Creatine phosphate or Phospho-creatine is the immediate source of ATP in muscles for first 8-10 seconds. High energy compounds in biological systems are : ATP GTP UTP Creatine Phosphate Phosphoenol Pyruvate Coenzyme A 1,3-bisphospho glycerate Carb...
22,495
medmcqa_train
Which vitamine deficiency can lead to neonatal seizure
(C) Pyridoxine > Deficiency of pyridoxine can lead to seizures and peripheral neuropathy.* Clinical features include failure to thrive hyperirritability hyperacusis hypochromic microcytic anemia nausea and vomiting* Daily recommended dose is 0.5-1 .Omg/day
22,496
medmcqa_train
A 25 year old patient underwent normal vaginal delivery. Postpartum she complains of severe headache and visual changes. What is the the most likely cause
Sheehan syndrome is pituitary hemorrhage or or in fraction during delivery.
22,497
medmcqa_train
Western blot technique is done for-
Visualization of a specific DNA or RNA fragment among the many thousand of contaminating molecules requires the convergence of a number of techniques collectively termed the blot transfer. Southern blot → Detects DNA Northern blot → Detects RNA Western blot → Detects proteins (proteins are separated by electrophoresis...
22,498
medmcqa_train
Zavenelli's manoeuver done in:
Manoeuvres done in case of:
22,499
medmcqa_train