query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Two or more oligoclonal bands in cerebrospinal fluid are most often positive in- | Oligoclonal bands (OCBs) are bands of immunoglobulins that are seen when a patient's blood serum, or cerebrospinal fluid (CSF) is analyzed. They are used in the diagnosis of various neurological and blood diseases, especially in multiple sclerosis. The blood serum can be gained from a clotted blood sample. Ref Davidson... | 1,600 | medmcqa_train |
Iodine deficiency control programme ? | Ans. is 'c' i.e., Foification of salt Iodized salt (salt foified with iodine) is most economical, convenient and effective means of mass prophylaxis in endemic area. | 1,601 | medmcqa_train |
All of the following methods are anti-larval measures, EXCEPT: | Malathion is used primarily for killing adult mosquitoes. It is not recommended as a larvicidal agent Fenthion, Chlorpyrifos and abate are preferred as larvicides. Water management such as intermittent irrigation constitutes a proven method of larval control. Paris green or copper acetoarsenite is a stomach poison and ... | 1,602 | medmcqa_train |
IPC 82 states that: child cannot be punished under what age - | Ans. is 'c' i.e., 7yrs o Section 82 I.P.C.: Criminal responsibility is any act which is done by a child under seven years of age is not an offence.Section of IPCRelated with82A child under the age of seven is incapable of committing an offence. This is so because action alobe does not amount to guilt unless if is accom... | 1,603 | medmcqa_train |
Treatment of choice for generalized anxiety disorder is? | Ans is 'a' i.e. Benzodiazepines Treatment of generalized anxiety disorderA Benzodiazepines are the drug of choice. Drugs in this group are diazepam, Lorazepam, Alprazolam, Oxazepam, chlordiazepoxide.B. Other drugs used are buspirone; TCA (amptriptyline, imipramine, clomipramine, desipramine); SSRIs (Fluoxetine, Sertali... | 1,604 | medmcqa_train |
Which of the following agents may precipitate bronchospasm in patients with reactive airway disease? | Methohexital is an ultra-sho-acting barbiturate that provides sedation and amnesia for sho, invasive procedures. Barbiturate administration may precipitate bronchospasm in patients with moderate to severe reactive airway disease, thus limiting its use in those patients. There is some evidence that ketamine may have a m... | 1,605 | medmcqa_train |
"Chemical pregnancy" means : | Positive beta HCG and absent gestational sac | 1,606 | medmcqa_train |
Which of the following Biomedical wastes cannot be disposed off in yellow bags? | Yellow color bags are used for disposal of: BMW Cat 1: Human anatomical wastes BMW Cat 2: Animal wastes BMW Cat 3: Microbiological and biotechnology waste BMW Cat 6: Soiled waste Container/bags are not required for disposal of BMW Cat 8: Liquid waste BMW Cat 10: Chemical waste BMW Cat 3: (if disinfected locally): Micro... | 1,607 | medmcqa_train |
Which of the following bacteria contains mycolic acid in the cell wall | Mycobacterium are slender rods that sometimes show branching, filamentous forms resembling fungal mycelium. In liquid cultures, they form a mould like a pellicle. they do not stain readily, but once stained, resist decolourisation with dilute mineral acids, due to the presence of mycolic acid in their cell wall. They a... | 1,608 | medmcqa_train |
Child criteria doesnt include | Variables in Child-Turcotte-Pugh scoring system Serum albumin Bilirubin Prothrombin time Ascites Encephalopathy Ref: Sabiston 20th edition Pgno : 1436 | 1,609 | medmcqa_train |
Which of the following will be detected in flow cytometry? | Flow cytometry is an extremely useful investigational tool that allows simultaneous multiparametric analysis of the physical characteristics defining WBC types using the principles of light scattering, excitation, and fluorochrome emission. As such, it can allow for the rapid identification and quantification of popula... | 1,610 | medmcqa_train |
Base of the skull fracture presents with involvement of the petrous temporal bone, which of the following important sign: | (Battle sign) (595-Baily & Love 24th) (302-B &L 25th)Base of Skull Fractures* Anterior fossa fracture - May open into the frontal or ethmoid air sinuses or run across the cribriform plate.* Presents with sub conjunctival hematoma, anosmia, epistaxis, nasal tip anaesthesia, CSF-rhinorrhea and occasionally carotico-caver... | 1,611 | medmcqa_train |
Which of the following pubeal events in girls is not estrogen dependant | Functions of estrogen Estrogen changes the vaginal epithelium from cuboidal to stratified type,which is more resistant to trauma and infection Marked proliferation of endometrial stroma and greatly increases the development of the endometrial glands - Menstruation Development of the stromal tissue of breast, growth of ... | 1,612 | medmcqa_train |
A pathologist is observing a slide. He repos seeing perineural invasion. In which one of the following perineural invasion is most commonly seen? | Adenoid cystic carcinoma | 1,613 | medmcqa_train |
All of the following investigations are used in FIGO staging of carcinoma cervix except ? | CECT According to the FIGO guidlines for clinical staging of cervical carcinoma, diagnostic studies include :-Intravenous urography (pyelography). - Cystoscopic examination of bladder and urethra Proctosigmoidoscopic study - Barium enema Colposcopic study of the vagina and vaginal formices in early stage disease. Colpo... | 1,614 | medmcqa_train |
True regarding febrile convulsion – | Types of febrile convulsions
Febrile convulsions may be of two types.
Simple benign
Atypical complex
1. Simple benign febrile convulsions
More common
Last less than 10 minutes
Convulsions are generalized
No post ictal neurological deficit
Us... | 1,615 | medmcqa_train |
Uterine-cervix ratio up to 10 years of age: | The relationship of the length of the cervix and that of the body of uterus varies with age. | 1,616 | medmcqa_train |
Which of the following is produced in the lipoxygenase pathway? | Thromboxane A2, prostacyclin, and prostaglandins are formed by the cyclooxygenase pathway whereas leukotrienes are formed by the lipooxygenase pathway.Ref: Textbook of medical physiology by N Geetha, 2nd edition, page no. 103 | 1,617 | medmcqa_train |
Deleterious effect of ultrasound on small organism is: | Ans. Cavitation | 1,618 | medmcqa_train |
Hemophia A due to deficiency of ? | Ans. is 'a' i.e., Factor VIII Hemophila A :? Hemophilia A is due to deficiency of factor VIII. Hemophilia A is inherited as an X-linked recessive trait. Factor VIII is an intrinsic pathway component required for activation of factor X. Clinical manifestations are due to defect in coagulation system :- Large post trauma... | 1,619 | medmcqa_train |
V/Q ratio at the base of lung- | Ans. is 'c' i.e., 0.6 o Overall V/Q ratio of lung-0.8o V/Q ratio at apex-3.0 (maximum)o V/Q ratio at base-0.6 (Least) | 1,620 | medmcqa_train |
A 70 year old man develops pneumonia and septicemia. Patient goes into renal failure and has a BP of 70/50 mm of Hg. Drug that should be used to maintain BP is: | Answer is D (Norepinephrine) The patient in question is presenting with features of septic shock. Dopamine is the initial recommended vasopressor agent to maintain blood pressure but is not provided amongst the options. Patients who remain hypotensive despite dopamine should he adminstered norepinephrine and hence nore... | 1,621 | medmcqa_train |
To be defined as a ganglioside,a lipid substance isolated from nervous tissue must contain | Gangliosides are the complex glycosphingolipids derived from glucosylceramide that contain in addition one or more molecules of sialic acid. Neuraminic acid is the principal sialic acid found in human tissues. Gangliosides are present in nervous tissue in high concentration.They help in cell-cell recognition and commun... | 1,622 | medmcqa_train |
A 25 years old female complains of recurrent rhinitis, nasal discharge and bilateral nasal blockage since one year. She has the history of asthma and allergy. On examination, multiple ethmoidal polyps are noted with mucosal thickening and impacted secretions in both the nasal cavities. A biopsy is taken and the materia... | Aspergillus shows typical dichotomous branching at an angle of approximately 45degrees. Candida shows pseudohyphae. Rhizopus and mucor shows nonseptate hyphae. Reference: Textbook of Microbiology; Baveja; 4th edition | 1,623 | medmcqa_train |
Boerhaave syndrome is due to: | Ans. (b) vomitingRef Bailey and Love 27th edition, Page 1073* Vomiting against closed Glottis leads to Boerhaave syndrome.* Vomiting against closed LES leads to Mallory Weiss tear. | 1,624 | medmcqa_train |
Characteristic histopathology finding in Whipples disease is ? | Ans. is 'a' i.e., PAS positive macrophages and rod shaped bacilli in lamina propriaThe hallmark of Whipple's disease is a small intestinal mucosa laden with distended macrophages in the lamina propria- the macrophages contain periodic acid-schiff (PAS) positive granules and rod shaped bacilli by electron microscopy.Thr... | 1,625 | medmcqa_train |
In which of the following conditions uniform dilation of esophagus is seen | In Trypanosoma cruzi infection& dermatomyositis uniform dilatation of oesophagus is seen Esophageal dilatation is a therapeutic endoscopic procedure that enlarges the lumen of the esophagus. ...Complications of esophageal dilatation include the following: Odynophagia, or painful swallowing. Hematemesis, or bloody vomit... | 1,626 | medmcqa_train |
Mechanism of action of vincristine in the treatment of ALL is: | Vinca alkaloids like vincristine and vinblastine act by inhibiting the formation of mitotic by spindle inhibiting polymerization of tubulin. These drugs are selective for M phase of cell cycle. | 1,627 | medmcqa_train |
All are true about ketone bodies except | KETOSIS Under ceain metabolic conditions associated with a high rate of fatty acid oxidation, liver produces considerable quantities of compounds like acetoacetate and bbb-OH butyric acid, which pass by diffusion into the blood. Acetoacetate continually undergoes spontaneous decarboxylation to produce acetone. These th... | 1,628 | medmcqa_train |
Pseudoparalysis in an infant is suggestive of ? | Ans. is 'd' i.e., Vit C deficiencyPseudoparalysis o A voluntary restriction of motion because of pain, incordination or other cause, but not due to actual muscular paralysis.Causes of pseudoparalysisScurvy (vitamin C deficiency) o OsteomyelitisSeptic (ahritis) o Congenital syphilis | 1,629 | medmcqa_train |
Greater than 30 g of fat is excreted in feces per day. The cause is | (A) Exocrine pancreatic insufficiency # Steatorrheal causes:> Intraluminal maldigestion (pancreatic exocrine insufficiency, bacterial overgrowth, bariatric surgery, liver disease)> Mucosal malabsorption (celiac sprue, Whipple's disease, infections, abetalipoproteinemia, ischemia)> Postmucosal obstruction (1deg or 2deg ... | 1,630 | medmcqa_train |
A young girl has had repeated infections with Candida albicans and respiratory viruses since she was 3 months old. As part of the clinical evaluation of her immune status, her responses to routine immunization procedures should be tested. In this evaluation, the use of which of the following vaccines is contraindicated... | Recurrent severe infection is an indication for clinical evaluation of immune status. Live vaccines, including BCG attenuated from M. tuberculosis, should not be used in the evaluation of a patient's immune competence because patients with severe immunodeficiencies may develop an overwhelming infection (disseminated di... | 1,631 | medmcqa_train |
All of the following are in the superficial perineal space of the male EXCEPT the | The bulbourethral (Cowper's) gland is in the deep penineal space within the urogenital diaphragm. The duct from the gland leaves the deep perineal space, enters the superficial penineal space, and then enters the urethra. Because the gland is in the deep perineal space within a tightly confined area, infection of the g... | 1,632 | medmcqa_train |
A 62-year-old man is admitted to the hospital with dull, diffuse abdominal pain. A CT scan reveals a tumor at the head of the pancreas. The abdominal pain is mediated by afferent fibers that travel initially with which of the following nerves? | The afferent fibers mediating the pain from the head of the pancreas run initially with the greater thoracic splanchnic nerves. The greater splanchnic nerves arise from sympathetic ganglia at the levels of T5 to T9 and innervate structures of the foregut and thus the head of the pancreas. Running within these nerves ar... | 1,633 | medmcqa_train |
Advantage of Minimal access surgery | The core principles of minimal access surgery (independent of procedure or device) can be summarized by the acronym I-VITROS: * Insufflate/create space - to allow surgery to take place in the minimal access setting * Visualise - the tissues, anatomical landmarks and the environment for the surgery to take place * Ident... | 1,634 | medmcqa_train |
Pinch purpura is diagnostic of – | In primary systemic amyloidosis amyloid deposition occurs in the wall of the blood vessels, this leads to an increase in skin fragility. As a result, petechiae and purpura develop in clinically normal skin as well as in lesional skin following minor trauma. Therefore the skin lesions in case of primary systemic amyloid... | 1,635 | medmcqa_train |
The mode of action of Lanatoprost in glaucoma: | Lantanoprost is prastoglandin in nature and decrease the intraocular pressure by increasing uveoscleral outflow of aqueous humour. It is very good adjunctive therapy along with betablockers, dorzolamide and pilocarpine. Ref: A.K KHURANA (2005), Chapter 9, "Glaucoma", In the book, "Opthalmology", 3rd Edition, Newdelhi, ... | 1,636 | medmcqa_train |
Gelle&;s test is done in | Gelle's test: It is also a test of bone conduction and examines the effect of increased air pressure in ear canal on the hearing. Normally, when air pressure is increased in the ear canal by Siegel's speculum, it pushes the tympanic membrane and ossicles inwards, raises the intralabyrinthine pressure and causes immobil... | 1,637 | medmcqa_train |
Factor responsible for Cardiac Hyperophy is? | Ans. is 'c' i.e., c-myc | 1,638 | medmcqa_train |
Most common cause of gangrene of foot of a 30 year old farmers who is a chronic smoker | All four can cause gangrene (Myocardial infarction can cause gangrene by thromboembolism) Lets see, each option one by one. Raynauds disease Is ds of young women* (F:M ratio is 5:1) commonly the upper limbs* are affected specially the fingers (the thumb is generally escaped) The disease is characterized by Raynauds phe... | 1,639 | medmcqa_train |
Following features are true about lipid insoluble beta blockers except? | Ans. is `b' i.e., Have good membrane stabilizing effect Lipid insolubile drugs have following features ? Do not cross Blood Brain Barrier and therefore produce no CNS effects. Have good renal excretion Have no membrane stabilizing activity Are incompletely absorbed orally Are long acting Are effective in narrow dose ra... | 1,640 | medmcqa_train |
Sideroblastic anemia is seen in chronic poisoning of | Ans. (a) Lead(Ref: Wintrobe's 12th/pg837)Sideroblastic anemia is seen in:*. Alcoholism*. Lead poisoning*. Drugs (isoniazid, pyrazinamide, chloramphenicol)*. Copper deficiency (zinc ingestion, copper chelation, nutritional, malabsorption)*. Hypothermia | 1,641 | medmcqa_train |
"Lift off' and "Belly Press" tests are done to examine which of the following rotator cuff muscle? | Ans. C. SubscapularisSubscapularis muscle is responsible for extremes of internal rotation, which can be tested with belly press and lift off test. | 1,642 | medmcqa_train |
Superior Gluteal Nerve supplies ail except: | Ans. C. Gluteus MaximusThe superior gluteal nerve arises from the sacral plexus in the pelvis and is formed by the dorsal branches of the ventral rami of L4, L5; S1. It enters the gluteal region through the greater sciatic notch above the piriformis in company with superior gluteal artery. Here it curves upward and for... | 1,643 | medmcqa_train |
Placental abnormality related to PPH is? | Ans. is 'd' i.e., All the abovePlacenta: morbidly adherent placenta (accrete, percreta), paially or completely separately separated placenta but with retained bits of placental tissue leads to PPH. | 1,644 | medmcqa_train |
Best method to show trend of events with passage of time is? | ANSWER: (A) Line diagramREF: Park 20th edition page 747 &748, style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif; margin: 0 0 0 8px; text-indent: 0; text-align: left">"Line diagrams are used to show the trend of events with passage of time"PictographA pictograph uses an icon to represent a... | 1,645 | medmcqa_train |
More resistance in expiration is due to: | A i.e. Increased compression of airways | 1,646 | medmcqa_train |
Temporal pallor in optic disc seen in all except | Optic atrophy, pallor of the optic nerve head, is a sign found in patients with visual loss due to pathology of the optic nerve or retinal ganglion cells. ... It refers topallor of the optic disc which results from irreversible damage to the retinal ganglion cells and axons. It is commonly seen in Optic neuritis Compre... | 1,647 | medmcqa_train |
Anti glaucoma drug that act by increasing uvea scleral outflow is? | REF : KD TRIPATHI 8TH ED | 1,648 | medmcqa_train |
The major vitamin deficiency in Wernicke's encephalopathy is : | Wernicke's disease is a common and preventable disorder due to a deficiency of thiamine. Alcoholics account for most cases, but patients with malnutrition due to hyperemesis, starvation, renal dialysis, cancer, AIDS, or rarely gastric surgery are also at risk. The characteristic clinical triad is that of ophthalmoplegi... | 1,649 | medmcqa_train |
Commonest fungal infection of female genitalia in diabetes? | Candida is the commonest infection of female genital tract in diabetes. Candida species are normal commensals of the mouth, GI tract, vaginal mucosa and in the patients with an indwelling catheter. Diabetes is paicularly associated with increased susceptibility to vaginal infections. | 1,650 | medmcqa_train |
Who among the following has contributed to the development of neuro-otology and is considered as the father of 'nen ro-otology'? | Ans. c. William F. House (Ref www.audiology.org For the pioneering work in the field of neuro-otology, William F. House considered as 'Father of Neuro-otology'. William F. House considered as 'Father of Neuro-otology' because of his pioneering development approaches for the removal of acoustic tumors and the management... | 1,651 | medmcqa_train |
Drugs causing macular toxicity when given intravitreally- | Ans. is 'a' i.e., Gentamycino Intravitreal aminoglycosides (gentamycin, amikacin) are a reported cause of macular toxicity.o Aminoglycosides induced macular toxicity is thought to be partially due to the gravity-induced settling of drugs on the macula in supine position.o This may result in a higher concentration of dr... | 1,652 | medmcqa_train |
Fatty liver is caused by all except | Fatty change in the liver may result from one of the two types of causes: 1.Conditions with excess fat: i) Obesity ii)Diabetes mellitus iii)Congenital hyperlipidaemia 2.Liver cell damage: i) Alcoholic liver disease (most common) ii)Starvation iii)Protein calorie malnutrition iv)Chronic illnesses (e.g. tuberculosis) v) ... | 1,653 | medmcqa_train |
Urination in the human subject is decreased by | ANTICHOLINERGIC DRUGS (Muscarinic receptor antagonists, Atropinic, Parasympatholytic) Smooth muscles:- All visceral smooth muscles that receive parasympathetic motor innervation are relaxed by atropine (M3 blockade). Tone and amplitude of contractions of stomach and intestine are reduced; the passage of chyme is slowed... | 1,654 | medmcqa_train |
Intraepidermal lgG deposition is seen in | Pemphigus | 1,655 | medmcqa_train |
More resistance in respiration is due to which of the following? | More resistance in respiration is seen in bronchial construction Ref: guyton and hall textbook of medical physiology 12 edition page number:333,334,335 | 1,656 | medmcqa_train |
A patient presented with fever, cervical lymphadenopathy and night sweats four weeks after unprotected sexual contact. Next investigation | Ref: PubMed* This is a possible suspicion of HIV infection.* p24 antigen is a viral protein that makes up most of the viral core.* Serum concentrations of p24 antigen are high in the first few weeks after infection; tests sensitive to p24 antigen are therefore useful for diagnosing very early infection when antibody le... | 1,657 | medmcqa_train |
Apical root fracture in an anterior tooth is treated by: | A tooth with its root fractured in its apical third has an excellent prognosis because the pulp in the apical fragment usually remains vital, and the tooth may remain firm in its socket.
A mobile tooth should be splinted.
If the pulp in the coronal fragment remains vital and the tooth is stable, with or without ligat... | 1,658 | medmcqa_train |
Optical media are clear in: | Ans. Both of the above | 1,659 | medmcqa_train |
A male was brought unconscious to the hospital with external injuries. CT shows no midline shift, but basal cisterns were full (compressed) with multiple small haemorrhage. The most probable diagnosis is: | B i.e. Diffuse axonal injuries Diffuse axonal injuries (DAI) - shearing injuries caused by sudden rotational or accelerating / decelerating forces. Patient typically lose consciousness at the time of impactQ. On CT small petechial hemorrhages are seenQ | 1,660 | medmcqa_train |
The patient is delivered by cesarean section under general anesthesia.The baby and placenta are easily delivered, but the uterus is noted to be boggy and atonic despite intravenous infusion of Pitocin. All of the following are appropriate agents to use next except | Methylergonovine, prostaglandin F2α, prostaglandin E1 (Misoprostil), and prostaglandin E2 (Hemabate)are all uretotonic agents than can be used in situations where there is a postpartum hemorrhage due to uterine atony.
Terbutalinewould be contraindicated in this situation because it is a tocolytic that is used to promot... | 1,661 | medmcqa_train |
Unwinding Enzyme in DNA synthesis: | Ans. A. Helicase(Ref: Harper 31/e page 364)Classes of proteins involved in DNA replicationProteinFunctionDNA polymerasesDeoxynucleotide polymerizationHelicasesProcessive unwinding of DNATopoisomerasesRelieve torsional strain that results from helicase-induced unwindingProteinFunctionDNA primaseInitiates synthesis of RN... | 1,662 | medmcqa_train |
Most common pa of larynx involved in Tuberculosis is | Tubercular laryngitisThe disease affects the posterior third of larynx more commonly than anterior paThe pas affected in descending order of frequency are:- i) Interarytenoid fold, ii) Ventricular band, iii) Vocal cords, iv) EpiglottisRef: PL Dhingra, Diseases of Ear, Nose & Throat, 7th edition, pg no. 329 - 330 | 1,663 | medmcqa_train |
Which bacteria has Ampitrichous flagella | Mono - trichous - V.cholerae
Ampitrichous - Alcaligenes faecalis
Lophotrichous - Spirillum minus
Peritricous - E.coli, proteus, Listeria | 1,664 | medmcqa_train |
Hemolytic uremic syndrome is caused by | Shigella dysenteriae type 1 causes toxemia due to the production of exotoxin.the complication includes polyneuritis, ahritis, conjunctivitis, parotitis and hemolytic uremic syndrome. Ref: Textbook of microbiology; Ananthanarayan and paniker's;10th edition; Pg:293 | 1,665 | medmcqa_train |
Liposomal amphotericin B has the following advantage over conventional amphotericin B: | Amphotericin B (AMB): It is obtained from Streptomyces nodosus. Chemistry and mechanism of action The polyenes possess a macrocyclic ring, one side of which has several conjugated double bonds and is highly lipophilic, while the other side is hydrophilic with many OH groups. A polaraminosugar and a carboxylic acid grou... | 1,666 | medmcqa_train |
Which of the following is false regarding neoplastic compressive myelopathy? | Any malignant tumour can metastasise to spinal columns, paicularly tumours of breast, lung, prostate, kidney, lymphoma and myeloma. The most common site is the thoracic spinal column. Most neoplasms are epidural in origin, resulting from metastases to adjacent veebral body. Unlike infections of the spinal column, the t... | 1,667 | medmcqa_train |
An eight year old child has active white spot lesions on his teeth and gives a history of having sugar containing snacks and beverages more than 3 times in between meals. In which category can we classify this child | Caries-Risk Assessment Form for Children 6 Years Old or Younger | 1,668 | medmcqa_train |
Which of the following generations of amalgam exhibit highest nobility? | The set amalgam exhibits the highest nobility of any previous amalgam and has been the most recent 6th generation of amalgam to be developed.
Reference: Marzouk Operative dentistry, pg-106 | 1,669 | medmcqa_train |
A patient of Schizophrenia was staed on neuroleptics, his psychotic symptoms began to improve however he developed sadness, would talks less to others, would mostly remain to bed. This presentation could be caused by all of following except: | This question is basically asking for the differential diagnosis of symptoms of ' sadness of mood, talking less and staying on the bed" in a patient of schizophrenia who has been staed on antipsychotics. 1. The sadness of mood and decreased interaction can be of course due to depression 2. Negative symptoms of schizoph... | 1,670 | medmcqa_train |
The location of schatzki&;s ring is | SCHATZKI'S RING It occurs at the junction of squamous and columnar epithelium at the lower end of oesophagus and has also been called lower oesophageal ring. Usually seen in patients above 50 years of age. Cause is unknown. Symptomatic patients complain of intermittent dysphagia and some may even present with bolus obs... | 1,671 | medmcqa_train |
Prolactin: | Prolactin, though structurally related to growth hormone does not share its somatotropic activity. Dopamine binds to the lactotropes and inhibits the synthesis and release of prolactin. Hyperprolactinemia suppresses the hypothalamic-pituitary-gonadal axis, causes infertility in women and suppresses the normal menstrual... | 1,672 | medmcqa_train |
Triplet repeats in Fragile X -syndrome is? | DISORDER TRIPLET REPEATS Fragile X syndrome CGG Friedreich ataxia GAA Myotonic dystrophy CTG Huntington disease CAG Ref: Nelson, 18th Edition, Pages 135, 499 | 1,673 | medmcqa_train |
Left Kidney is preferred for transplantation because | The left kidney is preferred because of implantation advantages associated with a longer renal vein making anastomosis easier Also know, procurement of kidney, In a brainstem dead donor, the organ to be procured should be preserved to maintain its functional integrity. For this purpose the organ should be perfused with... | 1,674 | medmcqa_train |
Cesarean section is absolutely indicated in : | Type IV placenta pre | 1,675 | medmcqa_train |
In a dead body recovered from an open field, the below finding is seen. What could be the time since death: | Ans. (B). 3 - 5 daysPeeling of skin is a sign of decomposition.Skin slippage is noted on 2 -3 days,Degloving & destocking type of peeling -3-5 days.This type of change is also seen in drowning.The degloved skin can be preserved in formalin and used for fingerprint analysis. | 1,676 | medmcqa_train |
Drug used for Buerger's disease: | Xanthinol Nicotinate Xanthinol nicotinate (or xanthinol niacinate or complamina) is a vasodilatorQ. It is a combination of xanthinol and niacin (nicotinic acid) This vasodilator is used in the treatment of Raynaud's phenomenon and Buerger's disease. All other forms of pharmacologic treatment have been generally ineffec... | 1,677 | medmcqa_train |
True about centchroman are all, EXCEPT : | Safe in liver disease | 1,678 | medmcqa_train |
Alcohol anti-craving agents are all, except: AIIMS 09 | Ans. Lorazepam | 1,679 | medmcqa_train |
No effect on hea | B i.e. Ether | 1,680 | medmcqa_train |
In type I hypersensitivity, the mediators is | (IgE) (161-AN 7th) (202-206-CP)Types of hypersensitivity reactions and their featuresType of reactionClinical syndromeMediatorsType I: IgE1. Anaphylaxis2. Atopy P. K. reactionIgE, histamine and other pharmacological agentsType II: Cytolytic and CytotoxicAntibody-mediated damage- thrombocytopenia-agranulocytosis, hemoly... | 1,681 | medmcqa_train |
Microvesicular type of fatty liver is Seen in the following except | Fatty liver disease means you have extra fat in your liver. You might hear your doctor call it hepatic steatosis. Heavy drinking makes you more likely to get it. Over time, too much alcohol leads to a buildup of fat inside your liver cells. This makes it harder for your liver to work. But you can get fatty liver diseas... | 1,682 | medmcqa_train |
Northern blot is used for identification of: (Repeat) | Ans: A (RNA) Ref: Ananthanarayan R, Paniker CKJ. Textbook of Microbiology. 8th Edition. Hyderabad: Universities Press; 2009. Pg. 69Explanation:Southern blotting:The highly sensitive technique for identifying DNA fragments by DNA-DNA hybridisation is called Southern blotting, after EM Southern who devised it. This techn... | 1,683 | medmcqa_train |
Snowman's heart sign on chest X-ray is seen in - | Ans. is 'b' i.e., Total anomalous pulmonary venous connection (TAPVC) o "Snowman" or "figure of 8" or "cottage loaf sign" is characteristic of supracardiac TAP VC.Cardiac configrationo "Boot-shaped" heart (cour en sabot)Fallot's tetralogyo "Egg on side" heart ("egg in cup" heart)Transposition of great arterieso "Egg in... | 1,684 | medmcqa_train |
Continuous Renal Replacement Therapy is initiated in which of the following phases of Acute Renal Failure: | Answer is B (Maintenance) Continuous Renal Replacement Therapy should be initiated during the Maintenance phase (Oliguric Phase) of Acute Renal Failure. Maintenance phase refers to the phase of Renal Failure in which the renal injury becomes established. It is also known as the Oliguric Phase. During this phase the GFR... | 1,685 | medmcqa_train |
True about montoux is - | Ans. is 'a' i.e., False negative in fulminant disease . A positive tuberculin test indicates hypersensitivity to tuberculoprotein, it may be due to : - Active infection - Subclinical infection - Past infection - BCG vaccination . In overwhelming tuberculosis (fulminant cases) due to depressed cellular immunity montoux ... | 1,686 | medmcqa_train |
Embolectomy should be done within | Embolectomy should be done within 6 hours as after 6 hours, irreverside changes occur. | 1,687 | medmcqa_train |
Adverse effect of clozapine: | B i.e. Sialorrhea | 1,688 | medmcqa_train |
A 58 year old male presents with fatigue, abdominal pain and bloody stools. Colonoscopy reveals a mass in the descending colon. For surgical removal of the mass, ligation of which of the following arteries is required? | Answer: b) Inferior mesenteric artery (SABISTON 19th ED, P-1299; SCHWARTZ 10TH ED, P-1187)Left Colectomy.For lesions or disease states confined to the distal transverse colon, splenic flexure, or descending colon, a left colectomy is performed.The left branches of the middle colic vessels, the left colic vessels, and t... | 1,689 | medmcqa_train |
All of the following statements regarding Clostridium perfringens are true, EXCEPT: | Spores of clostridium perfringens are killed within 5 minutes by boiling, it is also killed by autoclaving at 121 degree Celsius for 15 minutes. But spores of clostridium perfringens which produce food poisoning are heat resistant. Clostridium perfringens produces multiple exotoxins and is classified into five types (A... | 1,690 | medmcqa_train |
The cardiac jelly formed around the heart tube during early development, contributes to the formation of: | Ans. is D. The most appropriate answer to this question is actually endocardial cushion. | 1,691 | medmcqa_train |
True about HIV epidemiology - | Key facts about Epidemiology of HIV infection Reservoir: Cases and carriers Source: Virus is in greatest concentration in blood, seen and CSF (Lower concentrations in tear, saliva, breast milk, urine, cervical and vaginal secretions) Children under 15 years make only 3% cases Basic modes of transmission Sexual Blood an... | 1,692 | medmcqa_train |
who gave the stage of trust versus mistrust | ERIC ERIKSON ERIC ERIKSON gave the psychosocail stages of development There are 8 psychosocial stages A person has to succesfully pass one stage to move to the next stage If he gets arrested in one stage he may develop some disorders Ref. kaplon and sadock, synopsis of psychiatry, 11 th edition, pf no. 485 | 1,693 | medmcqa_train |
Which of the following statements about Xanthogranulomatous pyelonephritis is not true ? | Ans. is 'b' i.e., Associated with tuberculosisXanthogranulomatous pyelonephritis o Xanthogranulomatous pyelonephritis is a chronic infective condition of the kidney associated with chronic bacterial infection.o The most common organism implicated in causation is proteus followed by E coli (not tuberculosis). o Most of ... | 1,694 | medmcqa_train |
A 1.5 year old female is brought to the clinic with complaints of excessive enlargement of head, intolerance to feeds and severe malnourishment. MRI imaging was suggestive of a medulloblastoma causing obstructive hydrocephalus. Which of the following is an example of irrational manattem,-the patient? | Ans. d. Radiotherapy 35-40 Gy was given to the whole craniospinal axis | 1,695 | medmcqa_train |
Polysaccharides are | Polysaccharides are polymers of monosaccharides. They are of two types- homopolysaccharides that contain a single type of monosaccharide (e.g., starch, insulin, cellulose) and heteropolysaccharides with two or more different types of monosaccharides (e.g., heparin, chondroitin sulfate).. Ref: Biochemistry by U. Satyana... | 1,696 | medmcqa_train |
What is seen in neurogenic shock ? | Neurogenic shock is a distributive type of shock resulting in low blood pressure, occasionally with a slowed hea rate, that is attributed to the disruption of the autonomic pathways within the spinal cord. It can occur after damage to the central nervous system, such as spinal cord injury and traumatic brain injury. Re... | 1,697 | medmcqa_train |
Combined oral pills protect the woman against all except - | Ans. is 'd' i.e., Venous thromboembolism | 1,698 | medmcqa_train |
Poor prognostic indicator in ALL - | Ans. is 'a' i.e. Age < 2 year | 1,699 | medmcqa_train |
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