query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Histones are: | These are proteins containing unusually higher concentration of basic amino acids.
Reference: Vasudevan 7th ed, pg 576 | 12,600 | medmcqa_train |
A male patient 59 year old complains of multiple swellings in the neck, fever, and weight loss since 6 months. Patient is a known hypertensive and is on medication for the same. General examination reveals painless lymph node enlargement in the neck and on blood investigation, anemia is revealed. Lymph node biopsy show... | Lymphocyte-predominant Hodgkin lymphoma, accounting for about 5% of cases, is characterized by the presence of lymphohistiocytic (L&H) variant RS cells that have a delicate multilobed, puffy nucleus resembling popped corn (“popcorn cell”). L&H variants usually are found within large nodules containing mainly small B ce... | 12,601 | medmcqa_train |
Which diuretic can be used in treatment of hypercalcemia? | Loop diuretics: Thiazide diuretics: Act on Na+K+2Cl- sympoer acts on ascending limb of loop of Henle. Includes- furosemide, torsemide, bumetanide High ceiling diuretics Loop looses calcium - therefore used in hypercalcemia Inhibits Na-Cl- sympoer acts on distal tubule Includes- chlohiazide,indapamide Decreases Na+, K+ ... | 12,602 | medmcqa_train |
Aconite poisoning is characterized by all except | (Refer: Rajesh Bardale - Principles of Forensic medicine & Toxicology, 1st edition, pg no: 504, 5505)
Clinical features of Aconite poisoning
Fatal dose – 1 to 2 gram of root and 3 to 5 mg of aconitine
Nausea, vomiting, and diarrhea
Salivation
Tingling and numbness in the mouth and face
Palpitation
Weakness
Hypotensio... | 12,603 | medmcqa_train |
Mechanism of action of cholera toxin is through: | Cholera enterotoxin Light toxin: binds with ganglioside in epithelial cell membrane Heavy toxin: activates adenyl cyclase in epithelial cell wall which increase cAMP, leading to outpouring of isotonic fluid in lumen of intestine | 12,604 | medmcqa_train |
Breast feeding from either or one breast for less than 15 minutes per day is known as: | Breast feeding from either or one breast for less than 15 minutes per day, only to console a crying baby is known as token feeding. Ref: National Health Programmes in India, J.Kishore, 10th edition pg: 171 | 12,605 | medmcqa_train |
The pathogonomic finding in pseudogout is ? | Ans. is 'a' i.e., CPPD crystals under microscope Pseudogout It is one of the forms of "Calcium pyrophosphate dihydrate" (CPPD) ahropathy Pseudogout commonly involves the larger joints. Knee joint is most commonly involved; other sites are wrist, elbow, shoulder, ankle. Involvement of small joints is uncommon. Age group... | 12,606 | medmcqa_train |
Rate limiting step in cholesterol synthesis is inhibited by | Refer kDT 6/e p 614 About 80% of total daily cholesterol production occurs in the liver and the intestines; other sites of higher synthesis rates include adrenal glands, and reproductive organs. Synthesiswithin the body stas with the mevalonate pathway where two molecules of acetyl CoA condense to form acetoacetyl-CoA.... | 12,607 | medmcqa_train |
Cerebral angiography was performed by: | Answer is D (Egas Moniz): Egas Moniz first performed cerebral Angiography in 1927. Antonio Egas Moniz, a Pouguese neurologist, first performed cerebral Angiography. He received the Nobel Prize for developing for developing frontal leucotomy as a treatment for psychiatric diseases. In 1927 he performed the first cerebra... | 12,608 | medmcqa_train |
How does wilms tumor commonly present in children | Asymptomatic abdominal mass is the most common presentation of wilms tumor. | 12,609 | medmcqa_train |
Triplex DNA is clue to | Triple- stranded DNA- forms hydrogen bonds with another surface of the double helix through called Hoogsteenpairs. | 12,610 | medmcqa_train |
Route of administration of vancomycin in pseudomembranous colitis is - | Ans. is 'b' i.e., Oral | 12,611 | medmcqa_train |
'Peg cells' are seen in which of the following pa of the female genital tract? | There are three types of cells present in the epithelium of fallopian tubes, they are ciliated epithelial cells, nonciliated secretory cells and intercalated or peg cells called stem cells. Peg cells can differentiate into either of the other two types of cells. Peg cells: They are abundant during the premenstrual and ... | 12,612 | medmcqa_train |
Methyl alcohol poisoning is treated with | Ans. b (Ethyl alcohol). (Ref. Harrison, Medicine, 18th/Ch. 47)TREATMENT OF METHYL ALCOHOL POISONING# Patient in quiet, dark room# Gastric lavage with sodabicarb and Combat acidosis by IV sodabicarb infusion (the most vital measure, prevents retinal damage).# Ethanol 100mg/dl (retards methanol metabolism), Fomepizole (s... | 12,613 | medmcqa_train |
Isotope for thyroid scaning – a) I129b) I131c) Technetium99d) Selenium | Isotopes used for thyroid scanning are 1234 131, and technetium - 99m pertechnate.
Note - Some books have given II" also. But it is not used for thyroid scintigraphy. | 12,614 | medmcqa_train |
Atherosclerosis is inversely proport- ionnal to: | Ans: dRef: Harrison, 16thed, p. 1427 | 12,615 | medmcqa_train |
Treatment of Advanced Proliferative Diabetic Retinopathy with extensive vitreoretinal fibrosis and tractional retinal detachment involves all of the following except | Ans. (d) ExophotocoagulationRef: Oxford Textbook of Medicine 4/e, p. 350 current Geriatric Diagnosis & Treatment (2004)/127Treatment of advanced proliferative diabetic retinopathy (PDR) with extensive vitreoretinal fibrosis, tractional retinal detachment or dens recurrent vitreous hemorrhage requires a surgical procedu... | 12,616 | medmcqa_train |
Pituitary gland enlargement causes | Pituitary gland enlargement affects optic chiasma leading to Bitemporal hemianopia. | 12,617 | medmcqa_train |
Jaggery contains good amont of - | Ans. is 'c' i.e., Iron Jaggery contains useful amount of carotene and Iron, derived from cooking pans. | 12,618 | medmcqa_train |
Type I membranoproliferative glomerulonephritis is common associated with all except | Secondary MPGN(invariably type 1) is more common in adults and arises in following; Alpha 1 anti trypsin deficiency Malignant diseases paicularly CLL which have formation of autoantibodies Chronic immune complex disorder such as SLE, hepatitis b infection hepatitis c infection . Refer robbins 9/e p922 | 12,619 | medmcqa_train |
Muscle spindle detects: | Length Muscle spindle and Golgi tendon organ both receptors are impoant component of intrinsic muscle control.Muscle spindle --> detects muscle length and rate of change in muscle lengthGolgi tendon organ --> detects muscletension and rate of change in muscle tension.Muscle spindles are specialized mechanoreceptors whi... | 12,620 | medmcqa_train |
The clinical sign of hyaline membrane disease generally first appears - | Ans. is 'a' i.e., In the first 6 hours of life | 12,621 | medmcqa_train |
Aerosol spread leading to epidemics is seen in infection with: | Ans. c. Influenza | 12,622 | medmcqa_train |
Type of mutation seen in sickle cell anaemia: | Ans. (c) Point mutationRef: Harpers Biochemistry 30th Ed; Page No- 416* Mutations in DNA are transcribed into mRNA, and thus can cause changes in the encoded protein.* Severity of damage in mutation: Silent << Missense < Nonsense < Frameshift.* Basic point about mutation:* Transition# Pyrimidine to pyrimidine (eg, C to... | 12,623 | medmcqa_train |
Multiple sinuses from infection of great toe is mainly caused by:September 2007 | Ans. B: ActinomycetesMycetoma is a chronic localized granulomatous inflammatory lesion common in the tropics and sub-tropics.Multiple siAuses, soft tissue swelling and discharge of coloured granules characterize a mycetoma foot. Chronic sinuses discharging granules are caused by (1) Eumycetes (true fungi), (2) Schizomy... | 12,624 | medmcqa_train |
A drug 'X' primarily reduces the static component of urinary obstruction in benign hyperophy of prostate and takes more than 3 months to exe its beneficial effect. Which of the following is 'X' ? | (Ref: KDT 6/e p294, 295) S-a-reductase inibitors are used to reduce the static component of urinary obstruction in BHP. It is delayed acting and takes more than 3 months to exe its beneficial effect. Selective a1 blockers are used to relieve the dynamic obstruction in BHP. These provide rapid symptomatic relief. | 12,625 | medmcqa_train |
'Bull's eye' maculopathy can be caused by which of the following? | Ans. b (Chloroquine). (Ref. KD Tripathi Pharmacology 5th ed. 239)CHLOROQUINE# Chloroquine is also found to induce remission in up to 50% patients of Rheumatoid arthritis. It is found to reduce monocyte interleukin I, consequently inhibiting B lymphocytes.# Chloroquine/hydroxychloroquine are employed in milder nonerosiv... | 12,626 | medmcqa_train |
The major ion in extracellular compartment | Ans: b (Na+) Ref: Ganong 22nd ed/ p. 30, 32Most abundant ion in ECF is Na+.ECFMost abundant ion - Na+Most abundant cation - Na+Most abundant anion - Cl-ICF:-Most abundant cation - K+Most abundant anion - PO43- (followed by protein).ECF contains more of Na+, Cl-, HCO3, Ca2+.ICF contains more of K+, PO4, organic anion, p... | 12,627 | medmcqa_train |
A 61 year old Purushothom presented to the OPD with complaints of dyspnoea, chest pain and syncope. What is he most likely suffering from? | This patient is suffering from aoic stenosis, which usually manifests during 6th to 8th decade of life. Three cardinal symptoms of aoic stenosis are exeional dyspnea, angina pectoris and synchope. Patients with aoic stenosis become symptomatic when the valvular orifice is narrowed to approximately 1cm2. Reference: Harr... | 12,628 | medmcqa_train |
Mechanism of aspirin action is | Aspirin inhibits the synthesis of thromboxane A2 by irreversible acetylation of the enzyme cyclooxygenase.Other salicylates and nonsteroidal anti-inflammatory drugs also inhibit cyclooxygenase but have a shoer duration of inhibitory action because they cannot acetylate cyclooxygenase; that is, their action is reversibl... | 12,629 | medmcqa_train |
All of the following are true about Rifampicin, EXCEPT: | Rifampicin is a bactericidal antibiotic. Rifampicin is an effective liver enzyme-inducer, promoting the upregulation of hepatic cytochrome P450 enzymes (such as CYP2C9 and CYP3A4), increasing the rate of metabolism of many other drugs. It reduces the efficacy of hormonal contraception. It is used in prophylactic therap... | 12,630 | medmcqa_train |
Lactic acidosis is not seen in - | An increase in plasma l-lactate may be secondary to *poor tissue perfusion (type A)--circulatory insufficiency (shock, cardiac failure), severe anemia, mitochondrial enzyme defects, and inhibitors (carbon monoxide, cyanide) * aerobic disorders (type B)-- malignancies, nucleoside analogue reverse transcriptase inhibitor... | 12,631 | medmcqa_train |
Gitter cells are | Microglia are a type of neuroglia (glial cell) located throughout the brain and spinal cord. Microglia account for 10-15% of all cells found within the brain. As the resident macrophage cells, they act as the first and main form of active immune defense in the central nervous system (CNS). Microglia (and other neurogli... | 12,632 | medmcqa_train |
In a viral infection, immunoglobulins are to be given in which of the following condition | , the FDA approved elapegademase (Revcovi) for treatment of adenosine deaminase severe combined immune deficiency (ADA-SCID) in adults and children. The drug had been available as an orphan drug prior to approval. Enzyme replacement helps prevent potentially serious, life-threatening infections in this patient populati... | 12,633 | medmcqa_train |
Which type of enzyme is Transaminase? | Transferase- Amino transferase or transaminase, e.g., SGOT (AST) and SGPT (ALT), kinases (Hexokinase glucokinase, pyruvate kinase etc), Transketolases, transaldolases, transcarboxylases | 12,634 | medmcqa_train |
Sabin fieldman dye test is used for ? | Ans. is 'a' i.e., Toxoplasmosis Sabin-Feldman dye test A Sabin-Feldman dye test is a serologic test to diagnose for toxoplasmosis. The test is based on the presence of ceain antibodies that prevent methylene blue dye from entering the cytoplasm of Toxoplasma organisms. Patient serum is treated with Toxoplasma trophozoi... | 12,635 | medmcqa_train |
Hybridoma technique is used to obtain ? | Ans. is 'c' i.e., Specific antibody Hybridomas are cells that have been engineered to produce a specific antibody in huge numbers. Hybridomas Hybridomas are cells that have been engineered to produce a specific antibody in huge numbers To achieve this, qualities of two types of cells have to be combined together i.e. C... | 12,636 | medmcqa_train |
Both glucogenic and ketogenic amino-acids are all except - | Ans. is 'd' i.e., Leucine | 12,637 | medmcqa_train |
All are impoant pathological features noted in ATP 7B gene mutation, EXCEPT: | ATP7B protein deficiency impairs Biliary copper excretion resulting in positive copper balance Hepatic copper accumulation Copper toxicity from oxidant damage It leads to low serum ceruloplasmin due to excess catabolism of apoceruloplasmin. Low serum copper is due to low ceruloplasmin level. Non ceruloplasmin bound cop... | 12,638 | medmcqa_train |
Glucose transporter in myocyte stimulated by insulin is | GLUT 4 is the transporter in muscle and adipose tissue that is stimulated by insulin. | 12,639 | medmcqa_train |
Initial treatment of buphthalmos is - | In Buphthalmos medications are not effective and so treatment is primarily surgical. Incisional angle surgery by goniotomy or trabeculectomy Ref:Comprehensive ophthalmology-AK Khurana 6th edition chapter-10 page no:227 | 12,640 | medmcqa_train |
Which of the following is a feature of a lacerated wound? | Features of lacerated wound: Margins are irregular, ragged and uneven and their ends are pointed or blunt Bruising is seen either in the skin or subcutaneous tissue around the wound Deeper tissues are unevenly divided with tags of tissue at the bottom of wound bridging across the margin Hair bulbs are crushed Hair and ... | 12,641 | medmcqa_train |
Which of the following techniques uses piezoelectric crystals? | Ans. Ultrasonography | 12,642 | medmcqa_train |
Most sensitive method to diagnose thyroid function is: | Ans. (c) TSHRef: Bailey and Love Principles and Practice of Surgery, 26th ed p-743* Most sensitive and specific test to detect hypothyroidism and hyperthyroidism is TSH ASSAY* Total T4: Reflects output from thyroid gland* Total T3: More indicative of peripheral thyroid metabolism, hence not useful for screening | 12,643 | medmcqa_train |
This gene mapping indicates: | Down's syndrome, which is due to trisomy of chromosome 21 (XXX). | 12,644 | medmcqa_train |
Mucocele is commonly seen is sinus - | A mucocele is an epithelial lined, mucus containing sac completely filling the sinus and capable of expansion:
Mucocele are most commonly formed in Frontal sinus followed by ethmoid, sphenoid and maxillary sinuses.
Mucocele of frontal sinus presents as a swelling in the floor of frontal sinus above the inner (medial) ... | 12,645 | medmcqa_train |
Reservoir of HSV? | Reservoir of HSV is Man. HSV: HSV infections are exclusively human disease. Humans are the only natural reservoirs. An infected person is a life long source and reservoir of the virus. Vesicle fluid, saliva and vaginal secretions are the impoant sources of infection for both types of HSV. Transmission: Direct contact w... | 12,646 | medmcqa_train |
Weight of normal uterus is : | 45 -- 60 gms | 12,647 | medmcqa_train |
A 45-year-old man presents to his physician with hematuria. Renal biopsy demonstrates a focal necrotizing glomerulitis with crescent formation. The patient has a history of intermittent hemoptysis and intermittent chest pain of moderate intensity. A previous chest x-ray had demonstrated multiple opacities, some of whic... | While in real life, other diseases (or combinations of diseases) may occasionally cause concurrent pulmonary, sinus, and renal involvement, if you see this pattern on a test question, you should immediately think of Wegener's granulomatosis. This is a rare focal necrotizing vasculitis of still unclear etiology, which a... | 12,648 | medmcqa_train |
CSF examination of a patient shows high protein markedly low sugar, low chloride and increased neutrophils. The diagnosis is - | Ans. is 'b' i.e., Meningococcal meningitis | 12,649 | medmcqa_train |
Pyroptosis is associated with which of the following cytokines? | Pyroptosis is a form of apoptosis that is accompanied by the release of the fever-inducing cytokine IL-1 (pyro refers to fever). Microbial products that enter infected cells are recognized by cytoplasmic innate immune receptors and can activate the multiprotein complex called the inflammasome. The function of the infla... | 12,650 | medmcqa_train |
In addition to the effects of weight loss, the resolution of type 2 diabetes mellitus after the gastric sleeve procedure and RYGB is thought to be contributed to by ? | Gastrectomy removes much of the Ghrelin-producing poion of the stomach, leading to weight loss after both gastric sleeve and RYGB procedures. GLP-1, is dramatically increased after RYGB, and after gastric sleeve | 12,651 | medmcqa_train |
Irresistible urge to do a thing repeatedly is seen in- | OCD is an anxiety disorder, which is characterized by recurrent, unwanted thoughts (obsessions) and repetitive behaviors (compulsion). | 12,652 | medmcqa_train |
Least common site involvement in psoriasis is: | Ans. c. CNS involvementScalp is a common site of involvement in psoriasis. Corona psoriatica is a band of psoriasis, projecting beyond hairline on forehead.Nail changes in psoriasis are pitting, onycholysis, subungual hyperkeratosis, splinter hemorrhages, uneven surface. | 12,653 | medmcqa_train |
The first window of infectivity as described by Caufield is between: | Initial acquisition of mutans streptococci by infants: Evidence for a discrete window of infectivity.
Caufield et al described a discrete “window of infectivity” during which infants acquired mutans streptococci (MS) from their maternal host. This “window” opened at 19 months and extended to 31 months, with a mean of... | 12,654 | medmcqa_train |
Which of the following do not increase the action of warfarin? | Reference: KDT, Essentials of Medical Pharmacology, 7th ed., Pg. 623 and Katzung, Basic & Clinical Pharmacology, 13th ed., Pgs. 876 & 877.
Barbiturates (but not benzodiazepines), carbamazepine, rifampin and griseofulvin induce the metabolism of oral anticoagulants. The dose of anticoagulant determined during therapy ... | 12,655 | medmcqa_train |
Indication of in vitro feilization and implantation in uterus is all EXCEPT: | Tubal block REF: Shaw's 13th ed p. 206 See previous question for explanation | 12,656 | medmcqa_train |
Anti-tubercular drug associated with psychosis is: | Ans. (A) INH(Ref: Goodman Gilman 12th/1556)Isoniazid can cause neuropsychiatric adverse effects like seizures, transient loss of memory and psychosis. | 12,657 | medmcqa_train |
All muscles of pharynx are supplied by pharyngeal plexus except - | All muscles of pharynx are supplied by cranial accessory through branches of vagus pharyngeal plexus except stylopharyngeus which is supplied by glossopharyngeal. The inferior constrictor receives an additional supply from the external and recurrent laryngeal nerves. | 12,658 | medmcqa_train |
Panniculus Adiposus is seen in | The panniculus adiposus is the fatty layer of the subcutaneous tissues, superficial to a deeper vestigial layer of muscle, the panniculus carnosus. Hence it is seen in orbit and protects the eye ball. | 12,659 | medmcqa_train |
Which drug of anesthetics causes hallucination | Ketamine causes postoperative delirium and hallucinations. It is also contraindicated in delirium tremens and head injury. Ketamine increases cerebral metabolism, CBF, and ICP. So contraindicated in neurosurgeries. Ketamine, like other phencyclidines, produces undesirable psychological reactions, which occur during awa... | 12,660 | medmcqa_train |
Which one of the following is detected by the antigen detection test used for the diagnosis of P. falciparum malaria - | Antigen detection tests [Rapid diagnostic tests (RDTs) or Immunochromatographic tests (ICTs)
Rapid and simple but less sensitive, costly and may give false +ve in RA factor +ve cases
pLDH and Aldolase: Common to all Plasmodium species
HRP-2 Ag detection: Specific for P.falciparum | 12,661 | medmcqa_train |
Most common cause of Cervical neoplasia is? | Ans. (c) HPV-16 style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif">(Ref: )At least 12 HPV types are considered oncogenic, including HPV16, 18, 31, 33, 35, 39, 45, 51, 52, 56, 58, and 59*HPV16 alone, though, accounts for approximately 50% of cervical cancers in the general population and H... | 12,662 | medmcqa_train |
True regarding febrile convulsion - | Ans. is 'b' i.e.. Patients with family h/o F.C. have increased incidence of recurrence Risk factors for recurrence o Positive family history o Atypical complex febrile convulsions o Neurodevelopmental retardation (e.g. cerebral palsy, mental retardation) o Early onset of febrile seizure (before 1 year) Treatment of feb... | 12,663 | medmcqa_train |
Gout is NOT caused by which of the following? | Ans. is 'b' i.e., Sulfinpyrazone Sulfinpyrazone is a uricosuric drug which is used in the treatment of gout. Drugs causing hvperuricemia due to reduced uric acid excretion (Can cause gout) o Pyrazinamide o Diuretics o Alcohol o Nicotinic acid o Chlohalidone o Ethambutol o Cyclosporine o Levodopa o Aspirin (Low dose) | 12,664 | medmcqa_train |
Validity of a test is based upon all except | Ref:Parks 23rd edition pg 138 Validity (accuracy): refers to what extend the test accurately measures which it purpos to measure. has two components: sensitivity and specificity. note: Precision / repeatability / reliability: that is test must give consistent redults when repeated more than once on the same individual ... | 12,665 | medmcqa_train |
Regions of "trinucleotide repeats" are seen in - | Ans. is 'b' i.e., Huntington's disease Huntingtons disease is caused bv triplet repeat expansion nucleotideo Huntington disease (HD) is caused by expansion of the cytosine-adenin e-suanine (CA G) trinucleotide repeats in the HTT sene (also known as the HD or IT15 gene) located on chromosome 4pl6.3 that encodes the prot... | 12,666 | medmcqa_train |
All the muscles are involved in accommodation reflex except: | - Lateral rectus is not involved in accomodation reflex. - Accommodation reflex involves : Convergence of eyeball - by medial rectus Constriction of pupil - by sphincter pupillae Increase in thickness of lens -by ciliaris muscle | 12,667 | medmcqa_train |
Posterior lenticonus is seen in ? | Ans. is 'b' i.e., Lowe's syndrome Lenticonus refers to cone-shaped elevation of the anterior pole (anterior lenticonus) or posterior pole (posterior lenticonus) of the lens. Anterior lenticonus is seen in Alpo's syndrome. Posterior lenticonus is seen in Lowe's syndrome. On distant direct ophthalmoscopy, lenticonus pres... | 12,668 | medmcqa_train |
Which of the following decreases appetite? | Food intake and appetite are regulated by various circulating hormones including ghrelin and glucagon-like-peptide 1 (GLP-1). Ghrelin, mainly released from the stomach, increases food intake, induces appetite, enhances adiposity as well as releases growth hormone Ref: guyton and hall textbook of medical physiology 12 e... | 12,669 | medmcqa_train |
Prevalance of cataract at one point of time can be determined by: | Ans is 'b' i.e. Cross-sectional study RepeatCross-sectional or Prevalence study - in cross-sectional studies, we 'survey' several individuals at one point in time and collect information on health status, health-related behaviour, and other exposure factors. In this way we can estimate the burden of disease in a group ... | 12,670 | medmcqa_train |
Which of the following is not true about dura mater? | Ans. c. Dural venous sinuses lie inner to the meningeal layer | 12,671 | medmcqa_train |
In civil negligence cases against the doctor, the onus of the proof lies with: AIIMS 11 | Ans. Patient | 12,672 | medmcqa_train |
Deficiency of E-cadherin is seen in? | E-cadherin (CDH-1) deficiency is seen in Gastric cancer and lobular breast cancer. | 12,673 | medmcqa_train |
Which of the following enzyme is affected in cyanide poisoning? | Cyanide inhibits the action of cytochrome oxidase and carbonic anhydrase. It blocks the final step of oxidative phosphorylation and prevents the formation of ATP and its use as energy source. Cyanide acts by reducing the oxygen carrying capacity of blood, and by combining with the ferric iron atom of intracellular cyto... | 12,674 | medmcqa_train |
The muscle which is not supplied by recurrent laryngeal nerve is | Adductor of vocal cordsThyroarytenoid muscle:- R and L muscles; attached to thyroid and arytenoid cailages on each side.Action shoens and relaxes vocal ligament.Note: deeper inner fibers referred to as "vocalis muscle".Lateral cricoarytenoid muscle: (R and L muscles):- Attached to cricoid and arytenoid cailage on each ... | 12,675 | medmcqa_train |
Elemental iron and folic acid content of paediatric iron folic acid tablet supplied under INCH programme are – | National nutritional anemia prophylaxis programme is based on daily administration of Iron & folic acid tablets to maintain rural child health.
For anemia prophylaxis FOLIEFER tablets with 20 mg elemental iron and 100 microgram folic acid are given to children for 3 months.
For treatment upto 6 mg/kg elemental iron sho... | 12,676 | medmcqa_train |
All are autosomal recessive coagulopathies except | Von Willebrand disease is a autosomal dominant condition. | 12,677 | medmcqa_train |
A 50-year-old female patient presented with chief complaints of painless thyroid nodule. Fuher examination is insignificant. TSH levels are normal. FNAC reveals papillary changes with nuclear atypia. Total thyroidectomy is planned. However, during surgery, a nearby nerve is injured while ligating Superior thyroidal aer... | Marked structures are as follows: a- Posterior cricoarytenoid b- Thyroarytenoid c- Cricothyroid d- Oblique interarytenoid The external branch of the superior laryngeal nerve is most likely to be injured during ligation of Superior thyroid aery because both of them course together in a neurovascular bundle near the supe... | 12,678 | medmcqa_train |
Sociology is | Sociology deals with the study of human relationships and of human behavior for a better understanding of the pattern of human life. It is also concerned with the effects on the individual of the ways in which other individuals think and act.Ref: Park; 23rd ed; Pg 670 | 12,679 | medmcqa_train |
A 60-year-old man whose wife passed away 3 months back now believes his intestines have rotten away and that he is responsible for the death of his wife and should be sent to prison. Likely diagnosis is | (B) Psychotic depression > DSM-IV-TR Criteria for Major Depressive Episode> "The symptoms are not better accounted for by bereavement, i.e., after the loss of a loved one, the symptoms persist for longer than 2 months or are characterized by marked functional impairment, morbid preoccupation with worthlessness, suicida... | 12,680 | medmcqa_train |
During renal rupture the nephrectomy is NOT attempted until | (Contra-lateral renal function is scertain)Nephrectomy is a possibility so it is important to establish that the contralateral kidney is functioning (1291- Bally & Love 25th)Injury to the Kideny * Haematuria is a cardinal sign of a damaged kidney *** Meterorism - abdominal distension comes on about 24-48 hours after th... | 12,681 | medmcqa_train |
The right adrenal vein drains into - | Right suprarenal (adrenal) vein drains into IVC and left one into left renal vein. | 12,682 | medmcqa_train |
In MI following are used Except: | Answer is B (Plasminogen activator inhibitor) Plaminogen Activators are used in Ml and not inhibitors of Plasminogen activators. The management of MI requires fibrinolysis, which is achieved by Plasminogen activators and not by Plasminogen inhibitor. | 12,683 | medmcqa_train |
All of the following are true about small bowel lymphoma except | Answer- C. It is a very uncommon tumour amongst small bowel malignanciesSmall bowel lymphomaLymphoma of the small bowel is the most common small bowel malignancy, accounting accounts for -25% of all primary small bowel malignancies.Predisposing conditions includes-AIDSCoeliac diseaseClinical presentationGastrointestina... | 12,684 | medmcqa_train |
In epidural lumbar puncture, all of these structures are pierced EXCEPT: | Ans. A Posterior longitudinal ligamentRef: Gray's, 38th ed. pg. 512; Keith Moore, 4th ed. pg. 483* Structures pierced during lumbar puncture (from outside in) are:- Skin - subcutaneous tissue - Supraspinous & interspinous ligament - Ligament flavum - Duramater - Arachnoid mater. | 12,685 | medmcqa_train |
Best virucidal disinfectant is? | Ans. is 'd' i.e., Formaldehyde Among the options, formaldehyde is high level disinfectant. Categories of effective potency Sterilants :- are capable of completely eliminating or destroying in all forms of microbial life, including spores. Disinfectants :- Destroy some, but not necessarily all organisms. The category is... | 12,686 | medmcqa_train |
The most common malignant neoplasm of infancy is - | Robbins basic pathology. 7th edition. page no. 500. Chapter diseases of infancy and childhood. Neuroblastoma is the second most common solid malignancy after brain tumours. It accounted as much as 50% of neonatal malignancies. | 12,687 | medmcqa_train |
Adductor tubercle gives attachement to | ADDUCTOR TUBERCLE:- Posterosuperior to medial epicondyl there is a projection called adductor tubercle. It gives attachment to the inseion of hamstring or ischial head of adductor Magnus. Adductor brevis inseed into the line extending from lesser trochanter to upper pa of linea aspera. Adductor longus inseed into the m... | 12,688 | medmcqa_train |
Irreversible cell injury is indicated by - | Ans. is 'a' i.e., Accumulation of calcium in mitochondrion Large, flocculant, amorphous densities in mitochondrial matrix develop due to increased Ca+2 influx. Note : o Small (not large) phospholipid rich amorphous densities are found in reversible injury. | 12,689 | medmcqa_train |
Which is most economical and best screening- | Types of screening
Three types of screening have been described : -
a) Mass screening
Mass screening means the screening of a whole population or subgroup.
It is offered to all, irrespective of the particular risk individual may run of contracting the disease in question → So, it is not very useful preventive measure.... | 12,690 | medmcqa_train |
Disability-adjusted life expectancy (DALE) has been replaced by: | The name of the indicator used to measure healthy life expectancy has been changed from disability-adjusted life expectancy (DALE) to health-adjusted life expectancy (HALE). | 12,691 | medmcqa_train |
Zoonotic diseases are all except | Man is the only natural host for S.typhi and paratyphi. In nature, anthrax is primarily a disease of cattle and sheep. Rabies is caused by the bite of mad dogs Q fever is caused by C. burnetii, which is transmitted by an infected tick. Ref: Textbook of microbiology; Ananthanarayan and paniker's; 10th edition; Pg: 248 | 12,692 | medmcqa_train |
Trophic ulcers are caused by all of the following except: September 2007 | Ans. B: Varicose veinsTrophic ulcer/neurogenic ulcer have punched out edge with slough in the floor thus resembling a gummatous ulcer. Bedsore and perforating ulcers are typical examples of trophic ulcers.These ulcers develop as a result of repeated trauma to the insensitive pa of the body.They are commonly seen in the... | 12,693 | medmcqa_train |
Which of the following statement is False regarding Meckel's Diveiculum | Meckel&;s diveiculum is the persistent proximal pa of the vitellointestinal duct which is present in the embryo, and which normally disappears during the 6th week of intrauterine life. 1 It occurs in 2% subjects.2 Usually, it is 2 inches or 5 cm long.3 It is situated about 2 feet or 60 cm proximal to the ileocaecal val... | 12,694 | medmcqa_train |
Which of the following congenital anomalies is seen with maternal use of cocaine: | Ans. C. Cerebral infarctionCocaine - use has been associated with MI, arrhythmias aortic rupture, strokes seizures, bowel ischemia, hyperthermia, and sudden deatha. Risk of vascular disruption within the embryo-fetus or placenta is highest after the first trimester and likely accounts for the increased incidence of sti... | 12,695 | medmcqa_train |
All are required for conversion of progesterone to estrogen except | 11 - hydroxylase generates coisol from 11-deoxycoisol and coicosterone from 11-deoxycoicosterone.Ref: DM Vasudevan, 7th edition, page no: 665, fig 52.2 and 52.3 | 12,696 | medmcqa_train |
Provided that one secondary oocyte is produced in each menstrual cycle. How many secondary oocytes are on an average produced during the reproductive life of a human female? | ANSWER: (D) 420REF: This is a question of simple mathematical calculationAverage reproductive life is 35 years from puberty to menopause << There are 12 menstrual cycles every yearOne secondary oocyte is produced in each cycleSo the total number of secondary oocytes produced in female will beSec Oocyte = 35 x 12 x 1= 4... | 12,697 | medmcqa_train |
100 Core Health Indicators refers to | Global Reference list is a standard set of 100 core indicators prioritized by global community to provide concise information on the health situation and trends, including responses at National and Global levels. | 12,698 | medmcqa_train |
Ohograde axonal transpo involves all except | "Ohograde transpo occurs along microtubules that run along the length of the axon and requires two molecular motors, dynein and kinesin. The ohograde transpo moves from the cell body toward the axon terminals." Features of Axoplasmic TranspoTranspo typeSpeed MechanismMaterial TranspoedFast Anterograde400Saltatory movem... | 12,699 | medmcqa_train |
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