query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
value |
|---|---|---|---|
What is Kienboch's disease | Ans. is 'a' i.e osteochondritis of lunate [Ref. : Maheshwari 3/e p269 (2/e, p268)JOsteochondritis :These are a group of miscellaneous affections of the growing epiphysis in children and adolescents.Typically, a bony nucleus of the epiphysis affected by osteochondritis becomes temporarily softened; and while in the soft... | 154,100 | medmcqa_train |
Molar concentration of oral rehydration fluid is - | Ans. is 'b' i.e., Potassium 20 meq | 154,101 | medmcqa_train |
Chronic thiazide therapy causes persistent hypercalcemia due to : | Ans. is 'd' Hyperparathyroidism Chronic thiazide therapy causes hypercalcemia because it enhances the parathyroid mediated increase of Ca reabsorption.Note: Thiazide diuretics cause hypercalcemia where as high ceiling diuretics cause hypocalcemia.Other important side effects of Thiazide diureticsHyperuricemia *Hypokale... | 154,102 | medmcqa_train |
Cell of origin of hairy cell leukemia is - | Hairy cell leukaemia is an unusual & uncommon form of B cell malignancy characterized by presence of hairy cells in the blood & bone marrow & splenomegaly.Hairy cells are abnormal mononuclear cells with hairy cytoplasmic projections which are seen in blood,bone marrow & spleen.These cells exhibit CD19,CD20 & CD22 antig... | 154,103 | medmcqa_train |
Precautions advised after outpatient Radioiodine (I-131) therapy are all, EXCEPT: | There is no such contraindication as do not use household chlorine bleaches for cleaning. Children and Pregnant Women: If there are pregnant women, infants, and children under 16 years of age in the home, arrangements should ensure that a distance >6 feet (or 2 meter) can be maintained between the patient and these occ... | 154,104 | medmcqa_train |
Patients with Antiphospholipid antibodies may manifest with any of the following, except: | Answer is D (Thrombocytosis): Refer Review Notes on Antiphospholipid Syndrome Antiphospholipid Antibody Syndrome is associated with thrombocytopenia and not thrombocytosis. The presence of thrombocytopenia does not appear to reduce thrombotic risk in patients with APS. Recurrent aerial or venous thrombosis in any tissu... | 154,105 | medmcqa_train |
Which of the following enzymes is used in Recombinant DNA research for Homopolymer tailing | Terminaldeoxynucleotidyltransferase catalyzes the addition of deoxynucleotides to the 3' termini of DNA. ... By use of a tailing method, which adds homopolymerdeoxynucleotide tails to denatured DNA, any double-stranded DNA fragment can be joined to a cloning vehicle Ref biochemistry satyanarayana 4e p255 | 154,106 | medmcqa_train |
Hardness number which does not depend on the ductility of metal: | KNOOP HARDNESS TEST (KHN)
A diamond indenting tool is used. Knoop hardness values is independent of the ductility of the material and values for both exceedingly hard and soft materials can be obtained from this test. The Knoop and Vickers tests are classified as microhardness tests. The Brinell and Rockwell tests are ... | 154,107 | medmcqa_train |
Most abundant complement in the body | C3 is the most abundant complement. | 154,108 | medmcqa_train |
Which of the following is not formed sphincter of oddi complex? | Sphincter of oddi complex:- 1. sphincter ampullae 2. sphincter pancreaticus 3. superior choledochal sphincter 4. inferior choledochal sphincter | 154,109 | medmcqa_train |
Disorders associated with vitiligo EXCEPT? | DISORDERS ASSOCIATED WITH VITILIGO Thyroid disease: Hypehyroidism Hypothyroidism Pernicious anemia Addison's disease Diabetes mellitus Hypoparathyroidism Myasthenia gravis Alopecia areata Morphoea and lichen sclerosis | 154,110 | medmcqa_train |
True signs of placental separation are all of the following. except? | Signs of placental separation Lengthening of cord A gush of fresh bleeding Suprapubic bulge, due to firm uterine fundus after placental separation, is the most specific sign A Flabby uterus means that the placenta is still probably stuck to the uterus and hence preventing its proper contraction | 154,111 | medmcqa_train |
A 12 year old girl presents with a 0.4 cm slightly raised strawberry coloured nodule in the skin of the abdomen below the umbilicus. It is present for many years and not changed in color or size. Diagnosis | Answer: c) Hemangioma (ROBBINS 9th ED, P-516)HEMANGIOMAHemangiomas are very common tumors characterized by increased numbers of normal or abnormal vessels filled with bloodMost are present from birth and initially increase in size, but many eventually regress spontaneouslyWhile hemangiomas typically are localized lesio... | 154,112 | medmcqa_train |
The following methods can be used to detect the point mutation in the beta (β)-globin gene that causes sickle cell anemia, except - | To detect point mutation, DNA analysis is required. While northern blot is a test for study of RNA.
Polymerase chain reaction, DNA sequencing and southern blot testing are rapid methods for DNA analysis, and can all be used to detect the point mutation in the globin gene. | 154,113 | medmcqa_train |
Treatment of choice for vocal nodule is | Treatment of vocal nodules Early cases of vocal nodules can be treated conservatively by educating the patient about the proper use of voice. With this treatment, many nodules in children disappear completely. Surgery is required for large nodules or nodules of long standing in adults. They are excised with precision u... | 154,114 | medmcqa_train |
When selecting the colour of cement to use for cementing a porcelain jacket crown, the powder being tested is best mixed with: | Self-cured and dual-cured materials can be opaque or translucent, and those indicated for cementation of ceramic restorations are usually provided in several shades. Light-cured materials are indicated for bonding of laminated ceramic veneers (esthetic cements) or orthodontic brackets. Some esthetic resin cements used ... | 154,115 | medmcqa_train |
Schneider's 1st rank symptoms seen in | Ku Schneider (1959) described symptoms which, though not specific to schizophrenia, were of great help in making a clinical diagnosis of schizophrenia. These are popularly called as Schneider's first-rank symptoms of schizophrenia (FRS or SFRS). He also described the second rank symptoms of schizophrenia (which were co... | 154,116 | medmcqa_train |
Moth eaten alopecia is seen with - | Ans. is 'b' i.e., Syphilis | 154,117 | medmcqa_train |
Community diagnosis means | Community diagnosis refers to identification and quantification of health problems in a community in terms of moality and morbidity rates and ratios, and identification of their correlates for the purpose of defining those individuals or groups at risk or those in need of healthcare.Park 23e pg: 91 | 154,118 | medmcqa_train |
A 2-year-old child with history of fall one year back with parietal bone fracture now presented with painful and growing parietal swelling. | (b) Growing fracture,Ref: Growing skull fractures: classification and management. Naim-Ur-Rahman et al Br J Neurosurg. (1994)Growing Fractures:* Also known as traumatic encephaloceles or leptomeningeal cysts* Skull fractures associated with an underlying dural tear may fail to heal properly.* Enlargement of the defect ... | 154,119 | medmcqa_train |
Non specific esterase is positive in all the categories of AML except - | Ans. is 'd' i.e., M6 o FAB classification divides AML into eight types M 0 to M7. o This scheme takes into account : ? i) The degree of maturation (MO to M3) ii) The lineage of leukemic blast (M4 to M7). Class Blast cells o Myeloperoxidase negative Mo minimally differentiatedAML o Auer rods negative o Express myeloid l... | 154,120 | medmcqa_train |
NOT a content of superior mediastinum | Mediastinum refers to the space between two lungs in thorax. SUPERIOR MEDIASTINUM Space above 2nd costal cailage CONTENTS: thymus, arch of aoa, superior venacava, pulmonary aeries, esophagus, trachea, T1 - T4 veebra, PICA - 1, 2. INFERIOR MEDIASTINUM Space below superior mediastinum, again divided into anterior, middle... | 154,121 | medmcqa_train |
A10-year-old girl present with polyuria and polydipsia with hypokalemia, hypercalciuria and metabolic alkalosis. What is the probable diagnosis? | Ans: (c) Bartter syndromeRef: Nelson Textbook of Pediatrics, 20th edition, Page 2534BARTTER SYNDROME (AUTOSOMAL RECESSIVE)Clinical Subtypes:Antenatal Bartter syndrome (Hyperprostaglandin E syndrome):Mutations-genes that encode the sodium potassium 2 chloride transporter NKCC2 (the site of action of furosemide) orThe lu... | 154,122 | medmcqa_train |
Best antagonist of morphine is – | Naloxone is the preferred specific antidote for morphine poisoning. | 154,123 | medmcqa_train |
Filigree burns occur in ? | Ans. is 'a' i.e., Lightening Lightening burns Lightening refers to discharge of current between a negatively charged cloud and positively charged aicle on eah. During lightening, injuries result due to following mechanisms :- Direct effect of high voltage current. Heat, i.e. super heated air causing burns. Expanded and... | 154,124 | medmcqa_train |
The most common cause for chronic cor pulmonale is | Answer is B (COPD): The most common cause of chronic cor puhnonale is chronic. obstructive pulmonary disease - Rubin's pathology | 154,125 | medmcqa_train |
A 75-year-old thin cachectic woman undergoes a tracheostomy for failure to wean from the ventilator. One week later, she develops significant bleeding from the tracheostomy. Which of the following would be an appropriate initial step in the management of this problem? | The patient had a sentinel bleed from a tracheoinnominate aery fistula, which carries a greater than 50% moality rate. If the bleeding has ceased, then immediate fiberoptic exploration in the operating room is indicated. If the bleeding is ongoing, several stopgap measures can be attempted while preparing for median st... | 154,126 | medmcqa_train |
A Sentinel pile indicates | Ans. c (Fissure in ano) (Ref. Bailey and Love Surgery 26th/1250; Ref. Q. 216 of MH-2007).SENTINEL PILE- This misnomer is given to a skin tag marking--and often containing within it--the distal end of an anal fissure, found usually in the posterior midline. | 154,127 | medmcqa_train |
Which of the following is not characteristic of visceral pain - | • Visceral pain is poorly localized, often the pain is referred or radiating
• Pain of hollow viscus is often felt as a colic (it comes and goes to reappear again).
• Highly localized types of damage to the viscera seldom cause severe pain
• Often accompanied by vomiting and hypotension | 154,128 | medmcqa_train |
Hanup disease, limiting amino acid | It&;s an autosomal recessive disease. Absorption of aromatic amino acids from intestine as well as reabsorption from renal tubules are defective Patient improve when put on high protein diet with supplementation of niacin Hence the limiting amino acid is tryptophanRef: DM Vasudevan - Textbook of Biochemistry, 7th editi... | 154,129 | medmcqa_train |
All of the following statements about Lymphoepethelioma of the parotid gland are true, except: | Lymphoepithelioma occur chiefly in the nasopharynx of young or middle aged persons. It also seen in the oropharynx, tongue, tonsil, parotid, nasal chamber and paranasal sinus. Ref: Shafer'S Textbook of Oral Pathology By Rajendran, 6th Edition, Pages 119-120; Epstein-Barr Virus By Erle S. Robeson, Page 60 | 154,130 | medmcqa_train |
Which of the following structure is not present in the transpyloric plane? | Transpyloric plane- An imaginary plane that passes at the lower border of L1 vertebra posteriorly and the tip of 9th costal cartilage anteriorly.
Structures at the Transpyloric plane
- Pylorus of stomach
- Hilum of kidney
- Beginning of duodenum
- Neck of pancreas
- Fundus of gallblad... | 154,131 | medmcqa_train |
Most common benign tumour of the stomach is ? | Ans. is 'a' i.e., Adenoma E ihtelial nolvus are the most common benign tumor of the stomach. They are of 5 types: a) Hyperplastic (regenerative) most common type (75%), with low malignant potential b) Adenomatous second most common, with high malignant potential (should be removed when diagnosed) c) Hamaomatous d) Infl... | 154,132 | medmcqa_train |
All are true regarding myositis ossificans progressive except | B i.e. Progressive form of normal myosites Fibrodysplasia (Myositis) Ossificans Progressiva Patho Histology - It is a rare autosomal dominant (AD) disorder of connective tissue differentiation. - Main pathogenic mechanism is defective regulation of the induction of endochondral ossification - Intense perivascular lymph... | 154,133 | medmcqa_train |
Meningococcal polyvalent vaccine is routinely recommended to: | Ans. b. All healthy children between 5-7 years of age (Ref: Park 23/e p166, 22/e p157)'Quadrivalent (polyvalent) vaccines are administered as a single dose to individuals aged >_ 2 years.'- Park 22/e p157Meningococcal VaccinesPolysaccharide VaccinesConjugate Vaccines* Available against Meningococci of serogroup A, C, W... | 154,134 | medmcqa_train |
Drug not causing exatithematous skin eruption – | Drugs causing exanthematic reactions
Most common : - Ampicillin and penicillin, Phenylbutazone and other pyrazolones, Sulphonamides, Phenytoin,
Carbamazepine, Gold, Gentamicin, Meprobamate, Atropine
Less common : - Cephalosporins, Barbiturates, Thiazides, Naproxen, Isoniazid, Phenothiazines, Quinidine. | 154,135 | medmcqa_train |
A 34-year-old woman is seen in the emergency depament. About 5 hours previously, she began to have nausea, vomiting, abdominal cramps, and diarrhea. She then developed double vision, which prompted her to ask her husband to bring her to the emergency depament. When she is asked to go into the examining room, she stumbl... | This is a typical presentation of botulism, which is caused by the preformed toxin of Clostridium botulinum. Patients develop a progressive flaccid paralysis that can lead to death if their respiratory system is not adequately suppoed. Mentation is intact in these patients, and they do not exhibit sensory changes excep... | 154,136 | medmcqa_train |
The rectum measures | The adult rectum is approximately 12-18 cm in length and is conveniently divided into three equal pas: the upper third, which is mobile and has a peritoneal coat; the middle third where the peritoneum covers only the anterior and pa of the lateral surfaces; and the lowest third, which lies deep in the pelvis surrounded... | 154,137 | medmcqa_train |
Tardy ulnar neuritis may be due to | B i.e. Cubitus valgus deformity | 154,138 | medmcqa_train |
Hemorrhagic cystitis is caused by : | Cyclophosphamide is a prodrug and is activated by hepatic biotransformation to aldophosphamide. One of its degradation products is acrolein that is responsible for hemorrhagic cystitis (its characteristic adverse effect). This adverse effect can be decreased by vigorous hydration and by the use of mercapto ethane sulf... | 154,139 | medmcqa_train |
In myasthenia gravis , all of the following are true except | Overall, women are affected more frequently than men, in a ratio of ~3:2. The cardinal features are weakness and fatigability of muscles. The weakness increases during repeated use (fatigue) or late in the day and may improve following rest or sleep. Unrelated infections or systemic disorders can lead to increased myas... | 154,140 | medmcqa_train |
Factor IX deficiency results in increased - | Ans. is 'b' i.e., PTT (Partial thromboplastin time) o Partial thromboplastin time (PTT): It tests the intrinsic and common coagulation pathways. So, a prolonged PTT can results from deficiency of factor V, VIII (factor VIIIc, Von willebrand factor), IX, X, XI, XII, prothrombin or fibrinogen.o Prothrombin time (PT): It ... | 154,141 | medmcqa_train |
All of the following can be done with Individual as a unit except | Health education can be done individually BUT limitation is that the numbers we reach is really small, and health education is given to only those who come in contact with health system. | 154,142 | medmcqa_train |
Precursor of norepinephrine - | Ans. is 'b' i.e.. Tyrosine | 154,143 | medmcqa_train |
Persistent foetal lobulation of adult kidney is due to | In humans, embryologically, the kidneys originate as distinct lobules that fuse as they develop and grow. The lobulation of the fetal kidney is usually lost as the lobules become bonded together by the growth of new coex and the renal capsule. Persistent fetal lobulation is a normal variant seen occasionally in adult k... | 154,144 | medmcqa_train |
CMV retinitis in HIV occurs when teh CD4 counts falls below - | CD4 count<100 cells/mm3 REF:<\p> MICROBIOLOGY ANANTHA NARAYANAN NINTH EDITION PAGE.473 case-3 | 154,145 | medmcqa_train |
Drop metastases is seen in | Drop metastases - Dissemination through CSF giving rise to nodular masses at some distance from primary tumour. It is seen in Medulloblastoma | 154,146 | medmcqa_train |
Intra epidermal Bulla is seen in : | Ans. is 'b' Pemphigus "Pemphigus causes intraepidermal blistering because of loosening of desm somal links b/w epidermal cells caused by immunological attack- Roxburg, 16/e | 154,147 | medmcqa_train |
A young patient has a midline, tender swelling in neck occurring after an attack of sore throat. The diagnosis is - | Diagnosis in this case is subacute thyroiditis. Symptoms are more severe in acute thyroiditis with complications and acute thyroiditis is more common in children.
Just take a look of acute thyroiditis.
• Acute thyroiditis is rare and due to suppurative infection of the thyroid.
• More common in children and often is pr... | 154,148 | medmcqa_train |
Delorme's operation is for | Ans. B. Rectal prolapse. (Ref. LB 25th pg. 1225)RECTALPROPLASE# It may be mucosal or full thickness (whole wall included).# Commences as rectal intussusception.# In children, the prolapse is usually mucosal an should be Rxed conservatively.# In the adults, the prolapse is often full thickness and is frequently asociate... | 154,149 | medmcqa_train |
All of the following are true about Hepcidin except | Hepcidin, a 25-amino acid peptide secreted by hepatic Kupffer's cells downregulates duodenal iron absorption by regulating DMT1 activity as well as other proteins in the iron-responsive pathways (e.g., FP1). Hepcidin is a negative regulator of iron absorption because mice that fail to express hepcidin have elevated bod... | 154,150 | medmcqa_train |
Which of the following is not responsible for the generation of Reactive Oxygen Species during Ischemia-Reperfusion Injury? | New damage may be initiated during reoxygenation by increased generation of ROS. Some of the ROS may be generated by injured cells with damaged mitochondria that cannot carry out the complete reduction of oxygen.
Cellular anti-oxidant defense mechanisms may be compromised by ischemia, exacerbating the situation.
ROS g... | 154,151 | medmcqa_train |
Cyanotic hea disease with left axis detion is:- | --> Remember, tricuspid atresia is the only cyanotic hea disease with left axis detion. Tricuspid atresia: Congenital absence of Tricuspid valve. Right ventricle is hypoplastic Features: - Left ventricular type of apical impulse - Large 'a' waves in jugular venous pulse - Enlarged liver with presystolic pulsations - EC... | 154,152 | medmcqa_train |
Not true about Chondroblastoma | Treatment is surgical, extended currettage with bone grafting. | 154,153 | medmcqa_train |
ABE (Acute Bacterial Endocarditis) is most commonly caused by: | Staph. aureus | 154,154 | medmcqa_train |
Which of the following nucleus of Hypothalamus is most closely related to sexual activity in males | A i.e.Preoptic nucleus - Sexual behavior is integrated in anterior-ventral hypothalamusQ; plus piriform coex (in males only) - Ganong - Sexual drive can be stimulated from several areas of hypothalamus, especially the most anterior and most posterior poions of hypothalamusQ (Guyton) - Medial preoptic area (MPOA) or the... | 154,155 | medmcqa_train |
Growth phase of hair is | A i.e. Anagen | 154,156 | medmcqa_train |
True about follicular lymphoma: | Answer- A. Lymphadenopathy is the most common presentationIt is the tumor of germinal centre (follicular centre), B cells, and is strongly associated with chromosomal translocation involving Bcl 2.Growth pattern is nodular (follicular) or nodular (follicular) and diffuse.The neoplastic cells closely resemble normal ger... | 154,157 | medmcqa_train |
The type of estrogen found in highest concentration in adult female is- | Ans (c) Estradiol(Ref: Ganong, 25th ed/p.406)Naturally occurring estrogens are,Estradiol (E2 ) - predominant estrogen during reproductive yearsEstrone (E1) - predominant estrogen in menopausal womenEstriol (E3) - predominant estrogen in pregnant women | 154,158 | medmcqa_train |
True about translation of protein is | A i.e. It has 3 steps initiation, elongation & termination | 154,159 | medmcqa_train |
Which of the following is not seen in testicular carcinoma? | Testicular tumors MC presentation is a nodule or painless swelling of one gonad. 10% patients present with acute pain or manifestation due to secondaries like neck or abdominal masses, GI disturbances, respiratory or CNS symptoms, bone pain or lumbar backache due to nerve roots involvement by bulky retroperitoneal dise... | 154,160 | medmcqa_train |
Suckling mice is used in the isolation of? | Arbovirus REF: Jawetz's, Melnick, & Adelberg's Medical Microbiology, 24th edition cchapter 47. Principles of Diagnostic Medical MicrobiologyRecovery of Arbovirus and detection:Virus isolation attempts require appropriate biosafety precautions to prevent laboratory infections. Virus occurs in the blood only early in the... | 154,161 | medmcqa_train |
Synaptic potential can be recorded by: | Synaptic potential is recorded with inserting one microelectrode inside cell and one electrode outside the cell. | 154,162 | medmcqa_train |
True about neuroblastoma:a) Tumor of autonomic nervous systemb) Metastasis rarely presentc) Earliest detected in late childhoodd) Most common site is Adrenal medulla | Neuroblastoma is a malignant tumor of the autonomic nervous system. It is a neuroendocrine tumor, arising from any neural crest element of the sympathetic nervous system.
Neuroblastoma is a disease of early childhood with approximately 90% of patients presenting before 5-years of age and almost 50% within the first 2-y... | 154,163 | medmcqa_train |
To initiate transcription RNA polymerase does not require which one of the following: | DNA polymerase can only elongate existing polynucleotide chains, and thus requires a primer. RNA polymerase can initiate RNA synthesis de novo and hence does not require a primer. Ref: Molecular Biology of the Gene Watson, 2004, Page 376 ; Lippincott's Illustrated Q & A Review of Biochemistry by Michael A. Lieberman, R... | 154,164 | medmcqa_train |
Pulmonary fibrosis is an adverse effect of which of the following anti-cancer drugs? | Anticancer drugs causing pulmonary fibrosis are Bleomycin Busulfan Methotrexate Cyclophosphamide Carmustine | 154,165 | medmcqa_train |
A 30-year-old male evaluated for loss of erection is found to have low testosterone and high prolactin level in blood. What is the most likely diagnosis? | Pituitary adenomas are most commonest cause of pituitary hormone hypersecretion and hyposecretion syndromes, common in adults. Hyperprolactinemia is the most common pituitary hormone hypersecretion syndrome in both men and women. PRL-secreting pituitary adenomas (prolactinomas) are the most common cause of PRL levels >... | 154,166 | medmcqa_train |
All are true statement about filaria except - | - Man is the definitive host and mosquito the intermediate host in Bancroftian and Brugian filariasis. - Adults live in the lymphatic system of host. - The female worms in humans may give bih to as many as 50,000 microfilaria per day.No multiplication in the mosquito. - the extrinsic incubation period is 10-14 days . R... | 154,167 | medmcqa_train |
Congenital dacrocystitis, the block is at? | Ans. is 'b' i.e., Nasolacrimal duct Congenital dacryocystitis (Dacryocvstitis neonatorum) It is the inflammation of lacrimal sac in the newborn. It is due to congenital blockage of nasolacrimal duct. Congenital dacryocystitis usually presents as a mild grade chronic inflammation. It is characterized by :? Epiphora deve... | 154,168 | medmcqa_train |
Which of the following is false about Botulism? | Ans. is 'c' i.e.. It is an infection and not intoxication Botulismo It is a form of food poisoning.o Botulinum toxin is a potent neurotoxic protein. It paralyses the nerve endings by blocking the nerve impulses at the myoneural junction. It blocks the action of acetylcholine,o Botulism is an intoxication, not an infect... | 154,169 | medmcqa_train |
Aboifacient causing ototoxicity is : | Quinine | 154,170 | medmcqa_train |
All constitutes Berlin definition of acute respiratory distress syndrome :-except | Berlin definition of acute respiratory distress syndrome comprises-- Timing - within 1 week of known clinical insult Chest imaging - Bilateral opacities - not fully explained by effusions collapse Origin of edema - Respiratory failure not fully explained by cardiac failure or fluid overload. Oxygenation Mild - 200<PaO2... | 154,171 | medmcqa_train |
Cervical was are seen with which HPV | Cervical was are seen with HPV type 6,11 which are of low oncogenic potential and HPV type 16,18 which are of high oncogenic potential. From illustrated synopsis of dermatology and sexually transmitted diseases neena khanna 5th edition page no 287 | 154,172 | medmcqa_train |
Unconjugated hyperbilirubinemia with increased urobilinogen is seen in | . | 154,173 | medmcqa_train |
Features of arboviral infection: | Ans: c) High titre.... Ref: Microbiolgy, Green wood 17th edArbo virus induce high titresof viremia in susceptible vertebrates 1-4 days after parentral inoculation or following bites by infected arthropods. Viremia persists fupto & serves as a source of infective blood meals for other biting arthropods. | 154,174 | medmcqa_train |
Which of the following receptors mediate stretch reflex: | Muscle spindle are distributed throughout the belly of muscle & send information to Nervous system about (i) Muscle length (ii) Rate of change of muscle length Golgi tendon organ is located in muscle tendons transmits information about (i) Tendon tension (ii) Rate of change of Tendon tension Muscle stretch | Intrafusal... | 154,175 | medmcqa_train |
Which of the following incision used in diaphragm surgery is safest | Circumferential is the safest as it prevents injury to phrenic nerve to maintain the function of the diaphragm | 154,176 | medmcqa_train |
A 3-year-old child has eczematous dermatitis on extensor surfaces. His mother has a history of Bronchial asthma. Diagnosis should be – | In this question:-
The child is 3 years old
History of Asthma in mother
Extensor involvement
First two points suggest the diagnosis of atopic dermatitis (childhood pattern).
About third point (extensor involvement) :-
"Though childhood atopic dermatitis mainly involves flexural parts, less commonly extensor surfa... | 154,177 | medmcqa_train |
Fungus causing otomycosis most commonly is | Otomycosis Otomycosis is a fungal infection of the ear canal that often occurs due to Aspergillus niger, A. fumigatus( niger > fumigatus) or Candida albicans. It is seen in hot and humid climate of tropical and subtropical countries. Secondary fungal growth is also seen in patients using topical antibiotics for treatme... | 154,178 | medmcqa_train |
Ibalizumab was approved by FDA in 2018 April for | Ibalizumab was approved for HIV in 2018 Ibalizumab belongs to a new class of HIV drugs called post-attachment inhibitors. Post-attachment inhibitors work by attaching to the CD4 receptor on the surface of the immune cells. When ibalizumab attaches to the CD4 receptor, HIV cannot attach to, enter, or infect the cell. Re... | 154,179 | medmcqa_train |
Mamillary body receive afferent fibers | Mammillary body receive afferent fibers Fornix C - shaped bundle of nerve fibers which acts as major output tract of hippocampus They are association fibers(connects one brain center to another) It is pa of limbic system (Papez circuit) Papez circuit - for memory consolidation, emotions & behavior | 154,180 | medmcqa_train |
Contraindications for oral contraceptive are following except : | More than 30 years old | 154,181 | medmcqa_train |
You have checked the blood oestradiol levels of your patient and it comes as 150 pg/ml. The woman is LEAST likely to be in which phase of menstrual cycle? | The normal oestradiol and progesterone levels during menstrual cycle is given below Oestradiol Follicular phase 30 - 200 pg/ml Ovulation phase 200 - 600 pg/ml Luteal phase 30 - 200 pg/ml Progestrone Follicular phase 0.06 - 3 mg/ml Luteal phase 4.5 - 20 pg/ml Ref: Essentials of Gynaecology by Lakshmi Seshadri, Edition 1... | 154,182 | medmcqa_train |
Taxidermy is:- | Taxidermy Process of preparing dead bodies for the purpose of anatomy dissections by injecting solutions of arsenic sulphide or oxide, lead sulphide, potassium carbonate with or without into the femoral and other big aeries. | 154,183 | medmcqa_train |
Small intestinal peristalsis is controlled by : | Myenteric (Auerbach&;s) plexus is situated b/w and innervates outer longitudinal & middle circular muscular layers and is primarily concerned with motor controlQ. Submucosal (meissner&;s) plexus situated between middle circular layer and mucosa is primarly concerned with control of intestinal secretionQ as it innervate... | 154,184 | medmcqa_train |
Teduglutide is a recently introduced drug for Sho Bowel Syndrome- What is it | Teduglutide: GLP-2 Analogue:- * Randomized controlled trials have shown that teduglutide, a GLP-2 analogue that is resistant to degradation by the proteolytic enzyme dipeptidyl peptidase 4 and therefore has a longer half-life than GLP-2, is well tolerated and has led to the restoration of intestinal functional and stru... | 154,185 | medmcqa_train |
Paranoid delusions are a/w use of: | A i.e. Cocaine Marijuana (cannabis, THC) causes perception of relaxation, mild euphoria, impairs thinking, concentration, perception and psychomotor functions. Most common physical effcts of cannabis are dilation of conjunctival blood vessels (red eye) or conjunctival injection, and tachycardia > increased appetite (th... | 154,186 | medmcqa_train |
A 55 years aged chronic alcoholic male, presented with irrelevant talks, tremor and sweating. He had his last drink 3 days back. What will the probable diagnosis? | The description of symptoms is related to the condition "Delirium Tremens" * Delirium Tremens / Alcohol Withdrawal Delirium (AWD): * Most severe form of ethanol withdrawal manifested by, # Altered mental status (Global confusion) # Autonomic hyperactivity (Sympathetic overdrive) * Mechanism: * Alcohol abuse affects neu... | 154,187 | medmcqa_train |
Internal hordeolum is due to inflammation of- | Internal hordeolum It is suppurative inflammation of the meibomian gland which is associated with blockage of the duct. C/F: acute severe pain and swelling of eye lid away from the margin, mild watering and photophobia The pain is more intense in internal than external hordeolum, due to the swelling being embedded deep... | 154,188 | medmcqa_train |
Mousy odour urine is seen in | Mousy order urine is seen in phenylketonuria due to the presence of excessive phenylalanine and its metabolites.Mousy body odour is also present due to the excretion of phenyl lactic acid,its metabolite through sweat. Reference:Essential pediatrics-Ghai,8th edition,page no:652. | 154,189 | medmcqa_train |
Sodium Thiopentone is ultra short acting d/t – | All iv inducing agent has rapid redistribution, therefore reversal occurs very early. | 154,190 | medmcqa_train |
Which of the following statements is false | It is impoant to recognize that hypoxia in tumours can result from two quite different mechanisms. Chronic hypoxia results from the limited diffusion distance of oxygen through tissue that is respiring. The distance to which oxygen can diffuse is largely limited by the rapid rate at which it is metabolized by respiring... | 154,191 | medmcqa_train |
Primary Amenorrhea:a) Absence of Menarche by 14 Years without secondary sexual charactersb) Absence of Menarche by 16 Yrs with secondary sexual charactersc) Absence of secondary sexual characters by Yrsd) Endometriosis | Primary amenorrhea is a condition when a female has not attained menarche by the age of 14 years in the absence of growth or development of secondary sexual characteristics.
OR
No menarche by the age of 16 years regardless of the presence of normal growth and development of secondary sexual characteristics. | 154,192 | medmcqa_train |
the above marked structures are seen in all except ? | GAMMA GANDY BODIES WERE SEEN IN SICKLE CELL ANEMIA ,CML AND CIRRHOSIS .THEY ARE DEPOSITS IN CONGESTIVE SPLEENOMEGALY WHICH CONTAINS : IRON +CALCIUM + FIBROUS TISSUE OF SPLEEN Sickle Cell Anemia 1) Single nucleotide substitution ("point mutation") in the gene for the beta chain of hemoglobin. 2) Different amino acid get... | 154,193 | medmcqa_train |
All of the following are true about Rett's disease, Except : | Rett's disease is more common in females. | 154,194 | medmcqa_train |
Which of the following is the new drug for the treatment of multi drug resistant tuberculosis | Refer Harrison 19th/p1115 Bedaquline is a new drug approved for MDT tuberculosis. It acts by inhibiting ATP synthatase in mycobacterium . Major adverse effects of this drug is "QT prolongation | 154,195 | medmcqa_train |
A 40 year old patient has undergone an open chlecystectomy. The procedure was reported as uneventful by the operating surgeon. She has 100 ml of bile output from the drain kept in the gallbladder bed on the first post operative day. On examination she is afebrile and anicteric. The abdomen is soft and bowel sounds are ... | Ans. is 'd' i.e. Clinical observation 100 ml. of Bile output from the patient on the 1st postop. day without any other abnormality is of no clinical significance, so does not warrant any action from the surgeon. But remember if passing of 100 ml of bile continues for 5-6 days then it is considered abnormal. It denotes ... | 154,196 | medmcqa_train |
True regarding osteosarcoma is - | Osteosarcoma arises from primitive bone forming cells.
Sunray appearance and Codman's triangle indicate periosteal new bone formation.
Osteosarcoma occurs in childhood or young adult (10-25 years).
Blood metastasis is most common (not lymphatic). | 154,197 | medmcqa_train |
Which of the following infection is transmitted through rat urine? | Humans are infected when the leptospires in water contaminated by the urine of carrier animals (rats, dogs, cattle, and pigs), enters the body through cuts or abrasions on the skin / through intact mucosa of mouth, nose or conjunctiva. The incubation period is 2-20 days. Ref: Current Medical Diagnosis and Treatment 201... | 154,198 | medmcqa_train |
Late deceleration indicates : | Ans. is c i.e. Fetal hypoxia | 154,199 | medmcqa_train |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.