query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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All are true about spinal tuberculosis except ? | Ans. is 'c' i.e., Exaggerated lumbar lordosis Tuberculosis of spine (Pott's spine) The spine is the commonest site of bone and joint tuberculosis. The most common site is Dorsolumbar region. Lower dorsal (thoracic) region is the most common segment involved followed by lumbar segment. The tuberculosis of spine is also ... | 8,600 | medmcqa_train |
Maximum oral bioavailability among statins is of which drug - | Ans. is 'a' i.e., Fluvastatino All statins can be absorbed orally (maximum fluvastatin). Food increases absorption of all drugs except pravastatin. Lovastatin and simvastatin undergo extensive first pass metabolism and are administered as prodrugs.Remembero Statins are the most effective and best tolerated hypolipidemi... | 8,601 | medmcqa_train |
A 22 year old boy was all alright 2 days back. But since then he claims that people are abusing him and he c/o hearing of voices when no one is around, aggressive behavior since 2 days. He has fever since only 2 days. No past history. Which is the most likely diagnosis? | Ans. B. Acute Psychosis* Hearing of voices, Aggressive Behaviors, muttering to self is a sign of psychosis as it less than 1 month it is Acute Psychosis.* It is not fever induced or Delirium because in these conditions the orientation is usually impaired but is not impaired in this question.* In delusional disorder - t... | 8,602 | medmcqa_train |
Breast fed babies as compared to aificially fed babies have all the follwing benefits except - | Ans. is None | 8,603 | medmcqa_train |
Withdrawal of which of the following causes piloerecton? | Ans. A. MorphineManifestations of morphine withdrawalLacrimationAnxiety & fearSweatingRestlessness rYawningGooseflash (Piloerection). | 8,604 | medmcqa_train |
Commonest site for fibroid is : | Intramural | 8,605 | medmcqa_train |
Semi-circular canals are associated with | Each semicircular canals has an enlargement at one of its ends called the ampulla, and the ducts and ampulla are filled with a fluid called endolymph. Flow of the fluid through one of the ducts and through its ampulla excites the sensory organs of the ampulla. In each ampulla a small crest called crista ampullaris is p... | 8,606 | medmcqa_train |
Abnormalities in synthetic function of liver results in: (PGI Dec 2006) | Ans: A (|PT); B {Hyperbilirubinemia} & C (| Acute phase reactants) 411]Liver Function Test - Harrison 17th/ 1918"The most commonly used liver ''function" testsQ are measurements of serum bilirubin, albumin, and prothrombin timeQ. The serum bilirubin level is a measure of hepatic conjugation and excretion, and the serum... | 8,607 | medmcqa_train |
Active method of transport is- | Ans. is 'd' i.e., Against concentration gradient* Transport across a cell membrane is divided into passive or active, based on whether it is along the concentration gradient or against the concentration gradient.1) Passive transport# It is in the direction of concentration gradient i.e., "Downhill movement"# Does not r... | 8,608 | medmcqa_train |
Chaperones are: | CHAPERONES-FOLDING /SHAPE /ASSEMBLY OF PROTEIN POST-TRANSITIONAL CHANGE They facilitate and our the interactions on the polypeptide surfaces to finally give the specific conformation of a protein. Type 1. Hsp70 system- This mainly consists of Hsp70 (70-kDa heat shock protein) and Hsp40 (40-kDa Hsp). These proteins can ... | 8,609 | medmcqa_train |
Structures preserved in functional radical dissection of the neck -a) Int. jugular veinb) Sternomastoidc) Lymph nodesd) Accessory nerve | Functional dissection is modified radical neck dissection (MRND Type III ) Modified radical neck dissection is done only selected cases where tumor is very well differentiated and less aggressive like in papillary carcinoma of thyroid with lymph node secondaries . Structures preserved here are sternomastoid muscle , in... | 8,610 | medmcqa_train |
Which of the following has no Tm value ? | D i.e. Urea | 8,611 | medmcqa_train |
All are seen in primary extraglandular Sjogren syndrome except - | Ans. is 'a' i.e., Rheumatoid ahritiso Primary Sjogren syndrome is not associated with other autoimmune disorders, e.g. Rheumatoid ahritis. o Sjogren syndrome occurs in elderly (50-60 yrs)female. | 8,612 | medmcqa_train |
Adenovirus causes all except - | Infectious mononucleosis is caused by EBV | 8,613 | medmcqa_train |
Traction epiphysis is are | Traction epiphysis are usually present at the end if bones and develop due to traction by the attached muscle (and are therefore extracapsular), eg Greater (and lesser) tubercle in humerus and greater ( and lesser) trochanter in femur Ref: Gray's39e/p185-210 | 8,614 | medmcqa_train |
Total body water is | In the average young adult male, 18% of the body weight is protein and related substances, 7% is mineral, and 15% is fat. The remaining 60% is water.(REF: GANONG'S REVIEW OF MEDICAL PHYSIOLOGY 23rd EDITION page no.2) | 8,615 | medmcqa_train |
Best parameter for monitoring HIV disease progression is - | Ans. is 'c' i.e., Peripheral blood CD4 + Tcell counts with Plasma levels of HIV RNA Laboratory monitoring in HIV infection* The epidemic of HIV infection and AIDS has provided the clinician with new challenges for integrating clinical and laboratory data to effect optimal patient management.* The close relationship bet... | 8,616 | medmcqa_train |
Which of the following drugs has maximum chances of absorption from gastric mucosa ? | - Among the given options, only diclofenac sodium is acidic and remains unionized in the acidic medium of the stomach. Other drugs are basic in nature. So diclofenac has higher chances of getting absorbed from gastric mucosa. | 8,617 | medmcqa_train |
A pregnant mother is treated with oral anticoagulant.The likely congenital malformation that may result in the fetus is: | Warfarin is an anticoagulant drug.
Action : Interferes with the synthesis of the vitamin K dependent factors like II, VII, IX and X.
Side effects:
Hemorrhage
It leads to:
– Contradi’s syndrome : skeletal and facial anomalies in the fetus
– Chondrodysplasia punctata in the fetus.
Miscarriage, IUGR and stillbirths acc... | 8,618 | medmcqa_train |
The most common side effect of IUCD which requires its removal | Pain is the second major side effect leading to IUCD removal WHO estimates that 15-40 percent of the IUCD removal appears to be for pain only Pain may be experienced during the inseion and for a few days thereafter and during menstruation Reference: Park&;s textbook of preventive and social medicine, Page no: 498 | 8,619 | medmcqa_train |
Which of these organelles functions as the digestive system of the cell? | Lysosomes are spherical vesicles enveloped by a single membrane.
Lysosomes are regarded as the digestive tract of the cell, since they are actively involved in digestion of cellular substances-namely proteins, lipids, carbohydrates and nucleic acids.
Lysosomal enzymes are categorized as hydrolases.
The lysosomal enzy... | 8,620 | medmcqa_train |
Adenocarcinoma of ethmoid sinus occurs commonly in? | Workers of the furniture industry( woodworkers) develop a demo carcinoma of the ethmoids and the nasal cavity, while those engaged in nickel refining get squamous cell anaplastic carcinoma. (Ref: Textbook of diseases of ENT, PL Dhingra, 7th edition, pg no. 231) | 8,621 | medmcqa_train |
In nonexposed persons, the level of coproporphyrin in urine is : | A i.e. < 150 mg/litres | 8,622 | medmcqa_train |
Urinary incontinence results from all except: | Rectovesical fistula doesn&;t cause urinary incontinence, as the level of fistula is above the sphincter mechanism. Causes of Incontinence: Problems of social control Uninhibited detrusor hyperreflexia and impaired social perception in dementia Storage problems Small bladder capacity owing to fibrosis (tuberculosis, ra... | 8,623 | medmcqa_train |
True about PPV is | The predictive value of a positive test indicates the probability that a patient with a positive test result does indeed have the disease in question. The more prevalent a disease, the more accurate will be the predictive value of a positive screening test. Ref: 25th edition, Park's Textbook of Preventive and Social Me... | 8,624 | medmcqa_train |
Which of the following is most characteristics of granuloma | ref Robbins 9/e p97-78 a granuloma is an organized collection of macrophages. In medical practice, doctors occasionally use the term "granuloma" in its more literal meaning: "a small nodule". Since a small nodule can represent anything from a harmless nevus to a malignant tumor, this usage of the term is not very speci... | 8,625 | medmcqa_train |
Milk teeth - Total no. in human being __________ | Deciduous teeth, commonly known as milk teeth, baby teeth, temporary teeth, and primary teeth, are the first set of teeth in the growth development of humans and other diphyodont mammals. They develop during the embryonic stage of development and erupt--that is, they become visible in the mouth--during infancy. they ar... | 8,626 | medmcqa_train |
All of the following cause myocardial depression except: | B i.e. Etomidate - Etomidate causes adreno - coical suppressionQ by inhibiting enzymes 11/3 hydroxylase (mainly) & 17 a hydroxylase involved in coisol and aldosterone (mineralocoicoid) productionQ. Vit C supplimentation restores coisol level. - Etomidate and midazolam provide cardiovascular stabilityQ. But etomidate is... | 8,627 | medmcqa_train |
Organism commonly causing diarrhoea in young children is: | Ans: a (Rota vims) Ref: Nelson, 18th ed, p. 1399; 17th ed, p. 1081; OP Ghai, 6th ed, p. 270In early childhood, the single most important cause of severe dehydrating diarrhoea is rota virus infection.Important pathogens of human viral gastroenteritis* Rota vims\* Adenovirus* Astro vims* Calci vims such as Norwalk agentS... | 8,628 | medmcqa_train |
Lateral border of the cubital fossa is - | Ans. is 'a' i.e., Brachiradialis Cubital fossaLateral boundryBrachioradialisMedial boundryPronater teresBaseLine joining the two epicondyles of humerusApexPoint joining lateral and medial boundriesFloorBrachialis, supinatorRoofSkin, superficial fascia (containing medial cubital vein, lateral and medial cutaneous nerve ... | 8,629 | medmcqa_train |
A 50-year-old man with muscle pain and fever for a month now notes darker colored urine for the past 2 weeks. On physical examination, he has palpable purpuric lesions of his skin. Urinalysis shows hematuria and proteinuria. Serum laboratory findings include mixed cryoglobulinemia with a polyclonal increase in IgG, as ... | Microscopic polyangiitis involves small vessels, typically capillaries. Kidneys and lungs are commonly involved, but many organs can be affected. There may be an underlying immune disease, chronic infection, or drug reaction. Giant cell arteritis typically involves arterial branches of the external carotid, most often ... | 8,630 | medmcqa_train |
MHC class I represented on - | Ans. is 'b' i.e., All nucleated cells o MHC class I is found on the surface of all nucleated cells and platelets. | 8,631 | medmcqa_train |
Iodine uptake is seen in the following organs | Ans. B Thyroida. Iodine Trapping (Iodine pump)b. Iodide uptake is a critical first step in the thyroid hormone synthesis by the thyroid.c. Iodide uptake from circulation, is mediated by Na+/I- symporter (NIS), which is expressed at the basolateral membrane of the thyroid follicular cells. It is an example of secondary ... | 8,632 | medmcqa_train |
Anti leprosy drug causing ichthyoses is - | Ans. is 'b' i.e., Clofazimine Acquired ichthyosis (Ichthyosis acouista)o Acquired ichthyosis is seen in : -Deficiency:- Protein, Vitamin A, Kwashiorkor, Marasmus.Infection:- Leprosy, AIDSSenile ichthyosis: -ElderlySystemic diseases: -SLE, DM, hypothyroidism, Sarcoidosis, liver & kidney diseases.Malignancy, especially: ... | 8,633 | medmcqa_train |
False about Wolman disease is - | Wolmans disease is due to deficiency of the enzyme lysozomal acid lipase . Major accumulating metabolites being cholestrol esters and triglycerides. It is a lysosomal storage disease, also shows autosomal ressesive inheritance. so answer is option 4. Robbins basic pathology. 7th edition . Chapter Genetic disorders. Pge... | 8,634 | medmcqa_train |
Sign of pubey in boys ? | Ans. is 'b' i.e., Enlargement of testes In girls, the first visible sign of pubey is the appearance of breast buds (Thelarche), between 8-12 years of age. In boys the first visible sign of pubey is testicular enlargement, beginning as early as 91/2 yr. | 8,635 | medmcqa_train |
In rickets all are seen EXCEPT: | ANSWER: (B) Increased acid phosphataseREF: Nelson Textbook of Paediatrics 17th edition page 186-187"Alkaline phosphatase not acid phosphatase is increased in rickets"RICKETS is a softening of bones in children due to deficiency or impaired metabolism of vitamin D, magnesium, phosphorus or calcium, potentially leading t... | 8,636 | medmcqa_train |
All of the following decrease bone resorption in osteoporosis except: | Ans. (D) Teriparatide(Ref: CMDT 2010/1041; KDT 8/e p365)Teriparatide acts by stimulating the formation of bone whereas bisphosphonates act by inhibiting the resorption of bone. Strontium ranelate has both of these properties. | 8,637 | medmcqa_train |
According to the 2010 WHO criteria what are the characteristics of normal semen analysis? | Ans: B. Volume 1.5 mL, count 15 million, morphology 4% progressive motility 32% (Ref Dutta 6/e p222)According to 2010 WHO criteria:Characteristics of normal semen analysis:Semen CharacteristicsWHO 1999WHO 2010Volume (ml)Greater or equal to 2 mlGreater or equal to 1.5 mlSperm countGreater or equal to 20 Greater or equal... | 8,638 | medmcqa_train |
True about head circumference measurement - | Ans. is All Options 'a' o Head circumference is measured from the occipital protuberance to the supraorbital ridge on the forehead. Option `b' o If the head circumference growth exceeds 1 cm in 2 weeks during the first 3 months, hydrocephalus should be suspected. o In microcephally head circumference is two standard de... | 8,639 | medmcqa_train |
A patient with engorged neck veins, BP 80/50 and pulse rate of 100 following blunt trauma to the chest . Diagnosis of | Ref Harrison 19 th ed pg 1573-1574 Cardiac tamponade should be suspected in any patient who has a rapid down hill course and exhibits the features of rising venous pressure and falling aerial pressure following blunt trauma to the chest. | 8,640 | medmcqa_train |
Which of the following is an example of disability limitation | Reducing occurrence of polio by immunization - Specific protection Arranging for schooling of child suffering from PRPP (post polio residual paralysis) - Rehabilitation Resting affected limbs in neutral position - Disability limitation Providing calipers for walking - Rehabilitation Ref : Park's Textbook of Preventive ... | 8,641 | medmcqa_train |
A 54 Old man diabetic hypeensive was brought to NIMHANS OPD with history of loss of sensation on left side of upper body, loss of facial sensation on right side. O/E there was constricted pupil, paial ptosis, anhydrosis , gait ataxia nystagmus was present on right side. which is the common aery involvement can lead to ... | MR-Angiography of the neck (carotid and veebral aeries):1,Brachiocephalic trunk (or innominate aery).2,Right subclan aery.3,Right veebral aery.4,Right common carotid aery.5,Right internal carotid aery.6,Left veebral aery.7,Left internal carotid aery.8,Left external carotid aery.9,Left common carotid aery.10,Left subcla... | 8,642 | medmcqa_train |
True about dermoid cyst | Ans. (d) Rupture is associated with Foreign body type inflammationRef: Short Cases Das Ch. 1* Dermoid cyst is lined by squamous epithelium and contains pultaceous material inside.* Teratomatous type of dermoid cyst contains all layers -- epithelium, endothelium and mesothelium -- hence contain -- hair, muscle, teeth et... | 8,643 | medmcqa_train |
All of the following are true about pancreatic injury except | Answer- B. Commonly isolated injuries occurIn blunt injuries which are usually the result of midline upper abdominal trauma (eg. car seat belt, cycle handle), junction of the neck and body of the pancreas are most commonly injured as they are pressed against the veebral column.Major abdominal vascular injuries are pres... | 8,644 | medmcqa_train |
Reduces blood pressure primarily by directly decreasing hea rate alone - | Ans. is 'a' i.e., Propranolol o Methyldopa is useful in the treatment of mild to moderately severe hypeension. It lowers blood pressure chiefly by reducing peripheral vascular resistance, with a variable reduction in hea rate and cardiac output. o Prazosin and nitroprusside are vasodilators and produce reflex tachycard... | 8,645 | medmcqa_train |
Deltoid ligament is attached to all except - | Medial collateral ligament/Deltoid ligament is attached from medial malleolus to
- Superficial part
Tibionavicular part- Navicular tuberosity and spring ligament
Tibiocalcaneal part- Sustenticulum tali
Posterior tibiotalar part- medial tubercle and medial surface of talus
- Deep part (Anterior ... | 8,646 | medmcqa_train |
All of the following are true about Methicillin resistance in MRSA, except | Penicillin resistance is of three types: Production of beta-lactamase Alteration in the penicillin-binding protein PBP2a and changes in bacterial surface receptors, reducing binding of beta-lactam antibiotics to cells.This resistance also extends to cover beta-lactamase-resistant penicillins such as methicillin and clo... | 8,647 | medmcqa_train |
A 65-year-old male from bihar with a pneumonia has a sputum culture that is positive for a staphylococcal strain that is b-lactamase- positive. Which is the best choice of penicillin therapy in this patient? | Oxacillin is classified as a penicillinase-resistant penicillin that is relatively acid-stable and, therefore, is useful for oral administration. Major adverse reactions include penicillin hypersensitivity and interstitial nephritis. With the exception of methicillin, which is 35% bound to serum proteins, all penicilli... | 8,648 | medmcqa_train |
Which of the following is not true about acute retropharyngeal abscess | CLINICAL FEATURES 1. Dysphagia and difficulty in breathing are prominent symptoms as the abscess obstructs the air and food passages. 2. Stridor and croupy cough may be present. 3. Toicollis. The neck becomes stiff and the head is kept extended. 4. The bulge in the posterior pharyngeal wall. Usually seen on one side of... | 8,649 | medmcqa_train |
As regards to intraocular retinoblastoma, which one of the following statements is false: | B i.e. Patients with sporadic retinoblastoma do not pass their genes to their offsprings | 8,650 | medmcqa_train |
Inquest of Dowry death is done by: September 2009 | Ans. B: Magistrate Sec 304-B IPC (Dowry death): where the death of the woman is accused by any burn/bodily injury or occurs otherwise than under normal circumstances within seven years of her marriage and it is shown that soon before her death she was subjected to cruelty by her husband/relative in connection with dema... | 8,651 | medmcqa_train |
Which of the following structures of the mind work on an unconscious level? | In Freud's structural theory, the mind is divided into the Id, Ego, and Superego The id operates completely on an unconscious level, and is the most primitive pa .It works on pleasure principle While the ego and superego operate paly on an unconscious and paly on preconscious and conscious levels. Ego is based on reali... | 8,652 | medmcqa_train |
All of the following are virulence factors of peussis, except: | Ans. is. 'c' i. e., Capsule | 8,653 | medmcqa_train |
Articulator based on Theory of an equilateral triangle is: | Bonwill's theory articulators
• This articulator was designed by WGA Bonwill.
• According to the Bonwill's theory of occlusion, the teeth move in relation to each other as guided by the condylar and the incisal guidances.
• Bonwill's theory is also known as the Theory of equilateral triangle, according to which, the d... | 8,654 | medmcqa_train |
Which of the following is a premalignant lesion of squamous cell carcinoma? | Actinic Keratosis & Bowen's disease are premalignant lesions of squamous cell carcinoma. | 8,655 | medmcqa_train |
Complications of tuberular meningitis include all except | harrison's textbook of internal medicine 17th edition . *paresis of cranial nerves(ocular nerve in paicular ) is a frequent finding ,and involvement of cerebral aeries may produce focal ischemia . *The ultimate evolution is towards coma ,with hydrocephalus and intracranial tension. | 8,656 | medmcqa_train |
Laser used in cutting out cataract capsule is | A i.e. Nd:YAG Laser | 8,657 | medmcqa_train |
All of the following result in endogenous pigmentation of teeth except: | Discoloration of either deciduous or permanent teeth may occur as result of tetracycline deposition during prophylactic or therapeutic or therapeutic regimens instituted either in the pregnant female or postpartum in the infant. Tetracycline and its homologues have a selective affinity for deposition in bone and tooth ... | 8,658 | medmcqa_train |
Michaelis-Gutmann bodiesare found in: | Michaelis-Gutmann bodies (M-G bodies) M-G bodies are concentrically layered basophilic inclusions found in the urinary tract. They are 2 to 10 mm in diameter, and are thought to represent remnants of phagosomes mineralized by iron and calcium deposits. M-G bodies are a pathognomonic feature of malakoplakia, a distincti... | 8,659 | medmcqa_train |
All passes through lesser sciatic foramen, except? | Inferior gluteal vessels | 8,660 | medmcqa_train |
Most successful application of tumor markers | Answer: b) Effect of treatment and early detection( style="font-size: 1.04761904761905em; font-family: Times New Roman, Times, serif">)Tumor markers* Just an adjunct to diagnosis, and establishing a diagnosis on the basis of tumor markers alone (especially a single result) is associated with pitfalls because of the pro... | 8,661 | medmcqa_train |
Which of the following statements i strue about bacteriophage | Bacteriophage is a type of virus that soecifically infects bacteria and fungi. | 8,662 | medmcqa_train |
In which of the following Mentalisation based therapy is used? | Ans. D. Borderline personality disorderMentalization-based treatment: psychotherapy for borderline personality disorder is called mentalization-based therapy (MBT). Mentalization is a social construct that allows a person to be attentive to the mental states of oneself and of others; it comes from a person's awareness ... | 8,663 | medmcqa_train |
Auditory hallucinations are seen in except: | Ans: D (Panic disorder) Ref: Kaplan & Sadock's Synopsis of Psychiatry. 10th editionExplanation:Hallucination is a perceptual pathology where perception occurs without real, external stimuli/ objects. (The other is Illusion- where objects are present but perceived otherwise. E.g.. rope perceived as snake).The presence o... | 8,664 | medmcqa_train |
All of the following are autosomal dominant disorder except? | Duchenne muscular dystrophy is x linked recesive disorder. | 8,665 | medmcqa_train |
A 35-year old lady G4 P3 presents to the emergency dept. with amenorrhea of 12 weeks with excessive vomiting and bleeding per vaginum. On examination her pulse is 90/min., BP is 150/110 mm Hg, on PA examination uterus is of 20 wks size. Your most possible diagnosis is:- | The above given history is suggestive of molar pregnancy as: women have uterine growth that is more rapid than expected.(uterine size>POG) excessive nausea and vomiting are significant. on USG, snowstorm /honeycomb appearance is seen in molar pregnancy Gestational hypeension is characterized by hypeension after 20 week... | 8,666 | medmcqa_train |
5-year old male child presented to AIIMS pediatrics OPD with severe transfusion requiring anemia and Jaundice. On examination Liver and spleen were palpable 5 cm below the costal margin. Peripheral smear analysis showed the following? What is your diagnosis? | Ans. (d) ThalassemiaSevere transfusion requiring anemia and Jaundice with smear showing Anisopoikilocytosis and targets on smear suggests Thalassemia. | 8,667 | medmcqa_train |
Alveoli are kept dry because of | Pulmonary surfactant is a mixture of lipids and proteins which is secreted into the alveolar space by epithelial type II cells. The main function of surfactant is to lower the surface tension at the air/liquid interface within the alveoli of the lung. Ref: guyton and hall textbook of medical physiology 12 edition page ... | 8,668 | medmcqa_train |
Gluten free diet is beneficial in - | <p>DERMATITIS HERPETIFORMIS Chronic intensely pruritic vesiculobullous disorder. Site- extremities and trunk Clinical features:- Intense episodic pruritus. Skin lesions- erythematous papules which rapidly turn into tiny firm grouped vesicles Vesicle rupture and crusted excoriated lesions seen. Disease worsens on dietar... | 8,669 | medmcqa_train |
Positive zone of enamel caries is the: | The dark zone
This lies adjacent and superficial to the translucent zone. It has been referred to as the ‘positive zone’ because it is usually present. This zone is formed as a result of demineralization and appears dark brown in ground sections examined by transmitted light after imbibition with quinolone. | 8,670 | medmcqa_train |
All are transmitted by blood except- | Epstein-Barr virus is acquired saliva,either by droplet infection or environmental contamination in childhood or by kissing among among adolescents & adults.Infections transmitted by blood include hepatitis (HBV,HCV), CMV infection,syphilis,malaria,toxoplasmosis,HIV infection.Reference :Davidson's principles & practice... | 8,671 | medmcqa_train |
Referred otalgia from base of tongue or oropharynx is carried by nerve? | The Jacobson nerve, tympanic branch of glossopharyngeal nerve (cranial nerve IX) directly innervates the ear but also has pharyngeal, lingual, and tonsillar branches to supply the posterior one-third poion of the tongue, tonsillar fossa, pharynx, eustachian tube, and parapharyngeal and retropharyngeal spaces. So any pa... | 8,672 | medmcqa_train |
Palatoglossus is supplied by: | All intrinsic and extrinsic muscles of tongue are supplied by hypoglossal nerve except palatoglossus which is supplied by cranial accessory nerve. | 8,673 | medmcqa_train |
Soiling index is used to monitor: | Ans. (b) Air pollutionRef: Park 23rded. 1736Indicators of Air Pollution* Smoke or Soiling index: A known volume of air is filtered through a white filter paper under specified conditions and the stain is measured by photoelectric meter. Smoke concentration is estimated and expressed as micrograms/cubic metre of air as ... | 8,674 | medmcqa_train |
An individual has been determined to have hypertriglyceridemia, with a triglyceride level of 350 mg/dL (normal is <150 mg/dL). The patient decides to reduce this level by keeping his caloric intake the same, but switching to a low-fat, low-protein, high-carbohydrate diet. Three months later, after sticking faithfully t... | Dietary glucose is the major source of carbon for synthesizing fatty acids in humans. In a high-carbohydrate diet, excess carbohydrates are converted to fat (fatty acids and glycerol) in the liver, packaged as VLDL, and sent into the circulation for storage in the fat cells. The new diet has reduced dietary lipids, whi... | 8,675 | medmcqa_train |
FALSE with respect to Progestase is | Progesterone IUD (Progestase) The veical shaft is fitted with a capsule containing 38 mg of progesterone dispensed in silicone oil. It delivers progesterone to the uterus at the rate of 65 micrograms/day. Though a few sources claim the effectiveness to be of 2 years, the US Food and Drug Administration (USFDA)-approved... | 8,676 | medmcqa_train |
A female patient presented with left iliac fossa pain for the past 6 months. On investigation, a 3 cm left renal pelvic stone was found with no hydroureteronephrosis, normal functioning kidneys on both sides and no distal obstruction. The ideal management would be | Ans. a. Percutaneous nephrolithotomy | 8,677 | medmcqa_train |
Fatal close of potassium cyanide is? | 200 mg REF: Textbook Of Forensic Medicine and Toxicology: Principles and Practice by Vij page 695 Fatal dose of cyanide: HCN gas - 100-200 ppm in air HCN liquid- 50-60 mg KCN, NaCN- 150-300 mg (200 mg as per Parikh) | 8,678 | medmcqa_train |
Most common uterine malformation associated with renal anomalies | Unicornuate uterus is seen in 1% cases; Due to failure of development of one mullerian duct or failure of migration to proper location Most commonly associated with abnormality of urinary tract anomaly usually of kidney It is diagnosed by absence of round ligament and fallopian tube on the opposite side Associated with... | 8,679 | medmcqa_train |
Following is transmitted as autosomal dominant disorder- | Ans. is 'c' i.e., Hereditary spherocytosis Hereditary spherocytosis is an autosomal dominant disorder. o Other three disorders (given in question) are autosomal recessive. | 8,680 | medmcqa_train |
Hyperophy is - | Ans. is 'c' i.e., Increase in cell size Hyperophy o Hyperophy refers to an increase in the size of cells without increase in the number, resulting in an increase in the size of tissue. o Hyperophy involves cell enlargement without cell division. o So, hyperophied organ has just larger cells, but no new cells (by contra... | 8,681 | medmcqa_train |
All of the following are sources of vitamin A except: | Ans. is 'c' i.e., Sunflower seeds | 8,682 | medmcqa_train |
U-serrated pattern in direct immunofluorescence is seen in: | Epidermolysis bullosa acquisita: Direct immunofluorescence shows, linear IgG, Ig A, Ig M at the basement-membrane zone with diagnostic U-serrated pattern. Patients' skin split through the lamina lucida with 1 mol/L salt demonstrates the IgG antibodies to be bound to the dermal aspect of the blister. N serrated pattern ... | 8,683 | medmcqa_train |
Which of the following does not cause sideroblastic anemia? | Maturation Disorders: The presence of anemia with an inappropriately low reticulocyte production index, macro- or microcytosis on smear, and abnormal red cell indices suggests a maturation disorder. Maturation disorders are divided into two categories: nuclear maturation defects, associated with macrocytosis, and cytop... | 8,684 | medmcqa_train |
All are true about poliovirus, except - | Poliovirus type 1 ia responsible for most epidemics of paralytic poliomyelitis. ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO:490 | 8,685 | medmcqa_train |
Hiatus semilunaris is present in | Middle meatus: Uncinate process is a hook-like structure running in from anterosuperior to the posteroinferior direction in the middle meatus. It&;s postero superior border is sharp and runs parallel to the anterior border of bulla ethmoidalis. This gap between the two is called hiatus semilunaris .it is two-dimensiona... | 8,686 | medmcqa_train |
A young patient presents to the ophthalmology clinic with loss of central vision. There is no obvious family history. ERG and EOG were observed to be normal. Which of the following is the most likely diagnosis? | Loss of central vision with a normal ERG and EOG is consistent with a diagnosis of Stargardt's disease. Stargardt's disease is an autosomal recessive disorder and hence a negative family history is not uncommon. | 8,687 | medmcqa_train |
All of the following are mediators of acute inflammation except: | Kallikreins like:- Bradykinin PGs Complement components are mediators of acute inflammation. | 8,688 | medmcqa_train |
Hamptoms Hump is seen in: | Ans. Pulmonary embolism | 8,689 | medmcqa_train |
Oxygen affinity is increased by all of the following except: | B i.e. Hypoxia | 8,690 | medmcqa_train |
All of the following statements regarding branchial cysts are true except | .BRANCHIAL CYST It arises from the remnants of second branchial cleft. Normally 2nd, 3rd, 4th clefts disappear to form a smooth neck. Persistent 2nd cleft is called as cervical sinus which eventually gets sequestered to form branchial cyst. Features * Swelling in the neck beneath the anterior border of upper third of t... | 8,691 | medmcqa_train |
Contraindications to OC pills : | Ans is a, b, c all Hea disease; Liver failure; and Epilepsy disease and liver failure are absolute contraindications of OCP's whereas Epilepsy is relative contraindication of OCP's. OCP's are used for the management of Menorrhagia so menorrhagia is an indication for use of OCP's | 8,692 | medmcqa_train |
Which of the following strength of xylocaine is used as topical anaesthetic for tonometry? | Schiotz tonometer is commonly used to measure IOP, it measures the depth of corneal indentation by the plunger while tonometer is loaded with a given weight. Before placing the plunger barrel of a tonometer on the cornea, 4% xylocaine is used to anaesthetise the cornea. Tonometry is the method of estimation of intraocu... | 8,693 | medmcqa_train |
All are components of Laurence Moon Biedl syndrome, EXCEPT - | In Lawrence Moon - Beidle syndrome the patient is obese, not asthenic
Other features are -
Mental retardation
Retinitis pigmentosa
Polydactyly
Hypogonadotropic hypogonadism (This causes Amenorrhoea) | 8,694 | medmcqa_train |
Which one of the following condition is not associated with cupping and fraying of metaphyses of long bones in children? | Cupping and fraying of metaphysis of long bones does not occur in lead poisoning. In lead poisoning bone changes become radiologically evident 3 months after chronic lead poisoning. Changes include dense metaphyseal bands exceeding coical density of same bone, found in growing skeleton. Interference with normal modelin... | 8,695 | medmcqa_train |
Which of the following is an amine hormone? | Three general classes of hormone exist : ?1) Proteins and polypentideMost of hormones in the body are polypeptides and proteins. In general, polypeptides with 100 or more aminoacids are called proteins, and those with fewer than 100 amino acids are referred to as peptides.Proteins and peptide hormones are synthesized o... | 8,696 | medmcqa_train |
Heart failure cells are? | Ans. is 'b' i.e., Macrophages o Heart failure cells are Hemosiderin laden alveolar macrophages.o Heart failure cells are a manifestation of pulmonary congestion and edema (as seen in heart failure)o Pulmonary edema & pulmonary infarction can be differentiated by the presence of heart failure cells in pulmonary edema. | 8,697 | medmcqa_train |
BETA-blockers are used in all, EXCEPT | Ans. is 'c' i.e., Variant angina [Ref: K.D.T. 5th/e page 127\We all know that attacks of variant angina occur due to coronary vasospasm.So, the drugs which relieve coronary vasospasms will used in variant angina (C.C.B.'S, Nitrates) b blockers are contraindicated in these patients because b blockers, instead of dilatin... | 8,698 | medmcqa_train |
The Radiological hallmark of Osteo SA- | Ans. is 'b' i.e. sunray appearance .X-ray features of Osteosarcoma.Area of irregular destruction of metaphysesErosion of the overlying cortex.New bone formation in the matrix of the tumor*Periosteal reaction* (which is irregular; periosteal reaction in osteomyelitis is smooth)Codman's triangle*Sun-ray appearance* | 8,699 | medmcqa_train |
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