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Which of the following muscle is not supplied by recurrent laryngeal nerve
All the muscles which move the vocal cord ( abductors, adductors or tensors) are supplied by the recurrent laryngeal nerve except for the cricothyroid muscle. The latter receives its innervation from the external laryngeal nerve which is a branch of superior laryngeal nerve. Ref: PL Dhingra Textbook of Ear, Nose and Th...
152,500
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Drug of Choice for hypehyroidism in pregnancy:
In a case of thyrotoxicosis during pregnancy, lodine-131 is contraindicated. Propylthiouracil is the drug of choice for thyrotoxicosis in pregnancy. It is highly protein bound and therefore less amount of drug is transferred across placenta and in milk. With carbimazole and methimazole there is risk of fetal hypothyroi...
152,501
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Lateral pressure theory for tongue thrust habit was given by:
Bridgeman put forward the lateral pressure theory for tongue thrust habit in 1859.
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Profuse watery diarrhoea in an immune compromised child is due to
Giardiasis caused by Giardia lamblia is a major cause of diarrhoea in children and travellers. Individuals with malnutrition,humoral immunodefeciencies,and cystic fibrosis are particularly susceptible. Features: acute diarrhoea with sudden onset of explosive, watery foul smelling stools, along with nausea and anorexia,...
152,503
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The MOST common site of Tuberculosis in female genital tract is?
The fallopian tube is the most frequently involved pa of the genital tract in tuberculosis. Also Know: A young girl with pubeal menorrhagia should be investigated for genital tuberculosis if she fails to respond to standard hormonal therapy. Ref: Shaw's Textbook of Gynaecology, 13th Ed, page 147; 14th Ed, page 137.
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Which chemical mediator is an arachidonic acid metabolite produced by cyclo oxygenase pathway
ref Robbins 9/e p84 Prostaglandin H2 is a type of prostaglandin and a precursor for many other biologically significant molecules. It is synthesized from arachidonic acid in a reaction catalyzed by a cyclooxygenase enzyme It is acted upon by: Prostacyclin synthase to create prostacyclin Thromboxane-A synthase to create...
152,505
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62 year old Male patient presents to the OPD with Right ear pain and reduced hearing. On examination EAC is blocked and shows wet news paper appearance. which organism is causing this Otomycosis
M/C Organism causing Otomycosis is Aspergillus Niger, has wet news paper appearance. Candida shows cotton wool appearance.
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A 45-year-old woman has a severe asthmatic exacerbation and requires an aerial blood gas specimen for management. If you are planning to draw the sample from the brachial aery, where should you inse the needle
The brachial aery lies superficial and just medial to the tendon of the biceps brachii in the cubital fossa. The contents of the cubital fossa from medial to lateral are: the median nerve, the brachial aery and the tendon of biceps brachii. Note: * The brachial aery lies deep to the bicipital aponeurosis. It usually di...
152,507
medmcqa_train
A 64-year-old woman is admitted to the ICU with the clinical diagnosis of acute respiratory distress syndrome (ARDS) secondary to pneumonia. She requires intubation and mechanical ventilation. On the second ICU day, she is difficult to ventilate, requiring increased airway pressures. On physical examination, vital sign...
This poable chest x-ray taken in the ICU shows an intubated patient with hyperlucent lines in the soft tissue with striations along the fibromuscular bundles of the neck and chest musculature. There is a faint paracardiac hyperlucent line representing air around the pericardium. The diaphragm leaflets are seen clearly ...
152,508
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Stage I seminoma testis, t/t of choice is
Ans. is 'b' i.e. high inguinal orchidectomy & radiotherapy Testicular Cancer - is mainly of two types - Germ cell tumors (GCT) 95% - Non germinal neoplasms -- 5% (includes leydig cells, seoli cells, gonadoblastoma) Germ cell tumors are of 2 types Seminomas (More common, better prognosis) Nonseminomas i.e. - Embryonal C...
152,509
medmcqa_train
A child is presenting with erythmatous follicular papules on trunk. There are areas of normal skin within the lesions. There is thickening of Palms & soles. This child is suffering from -
Pityriaisis rubra pilaris is a rare chronic papulosquamous disorder characterised by 1. reddish orange scaly plaques 2.palmoplantar keratoderma 3.keratotic follicular papules etiology: unknown.sometimes autosomal dominantly in herited, hypovitaminosis A, HIV, hypogammaglobulinemia, staphlococcus are the predisposing fa...
152,510
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Long acting glucocorticoid is -
Ans. is 'a' i.e., Dexamethasone Relative activity of systemic corticosteroids CompoundGlucoMineraloEquiv, dose (antiinflammatory)Short acting, (Biological t 1/2 < 32 hr)1. Hydrocortisone (cortisol)1120 mgIntermediate acting, (Biologiat t 1/2 12-36 hr)2. Prednisolone3. Methylprednisolone4. Triamcinolone4550[?]80[?]505 m...
152,511
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Swarming growth on culture is characteristic of which Gram-negative organism
1. Swarming - Proteus has an ability to swarm (or spread) on solid media. They spread on the surface of the plate in successive waves to form a thin filmy layer in concentric circles. This is known as swarming. 2. Organism which swarm: Proteus, Clostridium tetani, V. parahemolyticus, and Serratia. Clostridium welchii -...
152,512
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A 15 year old boy complains of jerky movements which gets precipitated during awakening in the morning. There is no history of loss of conciousness. EEG showed 4-6 / second spike and wave pattern. What is the child suffering from
Juvenile Myoclonic Epilepsy Seen in adolescence age group Myoclonic jerks seen in morning EEG: 4-6 / seconds spike and wave pattern.
152,513
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CSF findings in a patient with tubercular meningitis: March 2012
Ans: C i.e. Raised protein, decreased glucose, increased lymphocytes Conditions and CSF findings Subarachnoid hemorrhage presents with normal/slightly raised WBC, normal glucose and raised protein Viral meningitis presents with 10-2000 lymphocytes (normal 0-4 X 106/L), normal glucose and normal/increased protein Tuberc...
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Maximum refraction takes place between?
Tear film and cornea REF: khurana 4th ed page 26 "Maximum refraction in eye takes place between tear film and cornea"
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The syndrome of inappropriate ADH secretion is characterized by the following:
In SIADH, the excessive retention of water expands extracellular and intracellular volume. This explains Dilutional Hyponatremia. Since the urine is concentrated hence urine sodium mEq/unit of time can be explained. Another plausible explanation is that expanded volume leads to release of ANF and resultant natriuresis ...
152,516
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Epidemics of conjunctivitis are known to occur with:
Ans. Both of the above
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Carha's notch in audiometery is seen in:
Carhas notchBone conduction is normal in otosclerosis.In some cases there is a dip in bone conduction curve which is maximum at 2000 Hz / 2 KHZ called as Carhas notch.Carhas notch is seen only in bone conduction curve.It disappears after successful stapedectomy/stapedotomy. The reason why it disappears after successful...
152,518
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Ophthalmia nodosa occurs due to:
Ans. Irritation by hair of caterpillar
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A 35 year old female patient, Radha, having children aged 5 and 6 years has history of amenorrhea and galactorrhea. Blood examination reveals increased prolactin. The CT of the head is likely to reveal:
Patient with amenorrhea, galactorrhea and increased prolactin level give the diagnosis of prolactinoma which is the most common pituitary adenoma. Ref: Current Obs and Gynae Diagnosis and Treatment, 9th Edition, Page 152 ; Harrison's Principles of Internal Medicine, 14th Edition, Page 1989 and 17th Edition, Pages 2200,...
152,520
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Deficiency of GpIIb-IIIa results in which of the following condition?
Platelet activation by ADP triggers a conformational change in the platelet GpIIb-IIIa receptors that induces binding to fibrinogen, a large protein that forms bridging interactions between platelets that promote platelet aggregation. Predictably, inherited deficiency of GpIIb-IIIa results in a bleeding disorder (Glanz...
152,521
medmcqa_train
What is the minimum recommended consumption level of PUFA by the WHO/ FAO expe group on diet, nutrition and prevention of chronic diseases?
As per the WHO/ FAO expe group recommendation, the following ranges have been decided: Total fat in diet: 15-30% Saturated fatty acids< 10% PUFAs 6-10% O-3 fatty acids: 1-2% O-6 fatty acids: 5-8% Trans fatty acids < 1% Ref: Park, 21st Edition, Page 565.
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"Sundowning" is seen in :
Sundowning is seen in cases of Delirium as worsening of symptons occur in the evening.
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If a parenteral needle stick injury/ occurs in a Health Care Worker dealing with AIDS patient; which of the following are necessary?
(C) Zidovudine (AZT) prophylaxis to health care worker # Treatment of Needle stick injury of a health care worker: Immediately clean the contaminated area by washing under running water# Post exposure prophylaxis should be started within 1 hour of injury Zidovudine 250 mg BD- for 1 month Lamivudine 150 mg BD-- Indinavi...
152,524
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ACTH secretion is highest during -
Ans. is 'c' i.e., Morning o Coisol levels in blood are normally elevated at 8.00 AM and decrease to less than 50% by midnight.
152,525
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Renal aery stenosis is caused by all except
Renal aery stenosis: aCauses- Atherosclerotic disease(most common cause) - Fibromuscular Dysplasia(FMD) - Extrinsic compression of the vessel a It is considered a specifically treatable "secondary" cause of hypeension a Pathogenesis: Critical levels of stenosis - reduction in perfusion pressure - Activation of the reni...
152,526
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Herpes zoster ophthalmicus is
It is due to reactivation of herpes in ophthalmic branch of trigeminal nerve.
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A male patient presents with headache, profuse sweating and palpitations with a blood prssure of 180/120 mmHg. The drug of choice would be -
Answer- D. Phenoxy benzamineSymptoms of the patient suggests pheochromocytoma .The drug of choice for pheochromocytomas is phenoxybenzamine
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Feature of a NiTi file that a surface project axially from the central core to the cutting edge between the flutes is known as:
Land: It is the area between the flutes which projects axially from central core to the cutting edge. Rake angle: It is the angle formed by leading-edge with the radius of file. Acute angle is considered as a negative rake angle and obtuse angle is  considered as a positive rake angle. Taper: It signifies per millimete...
152,529
medmcqa_train
WHO Malaria Mass Drug Administration –
First you should know what does mass prophylaxis mean in malaria. In areas with high malaria prevalence, presumptive treatment is given to all people. This is know as mass treatment. Presumptive treatment is given when API is >2
152,530
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A nine month old boy of Sindhi parents presented to you with complaints of progressive lethargy, irritability & pallor since 6 months of age. Examination revealed severe pallor. Investigation showed Hb-3.8 mg%; MCV-58 fl; MCH-19.4 pg/cell. Blood film shows osmotic fragility is normal (target cells and normoblasts). X-r...
This child is having microcytic (MCV-58Fl), hypochromic(MCHC-19.4pg/cell) anemia with normal osmotic fragility. This is suggestive of iron deficiency anemia (Normal Hb at this age is 12g/dL, MCV is 78 fL). Severe iron deficiency will produce bizzare peripheral blood smear with severely hypochromic cells, target cells, ...
152,531
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Secondary attack rate is defined as-
Ans. is 'b' i.e., Number of cases developing disease within incubation period following exposure to primary case * SAR is defined as "the number of exposed persons developing the disease within the range of incubation period, following exposure to primary case".SAR=No of exposed persons developing disease within the ra...
152,532
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Hepatitis B vaccine should be given as per which schedule: September 2005
Ans. C: 0, 1, 6 months The dose for the adult is 10-20 micrograms initially and again at 1 and 6 months. Children under 10 years should be given half of the adult doses at the same intervals or at 6, 10 and 14 weeks as per Indian National Immunization Schedule. For greater reliability of absorption, deltoid is the pref...
152,533
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A 5 year old boy comes with overnight petechial spots 2 weeks back he had history of abdominal pain and no hepatosplenomegaly. Diagnosis is ?
Ans. is 'c' i.e., Idiopathic thrombocytopenic purpura Petechial spots without hepatosplenomegaly in a 5 year old boy suggest the diagnosis of ITP. About other options Acute leukemia o Acute leukemia will give features of involvement of all the three lineages i.e. anemia (erythrocyte involvement) fever (due to neutrophi...
152,534
medmcqa_train
All of the following steps in synthesis of thyroid hormones is catalysed by thyroid peroxidase enzyme except
Iodide trapping is not catalysed by thyroid peroxidase. Oxidation, organification and coupling are catalysed by it. Steps in synthesis and secretion of thyroid hormone: Thyroglobulin synthesis by thyroid follicular cells Iodide trapping:Na+ - I- sympoer (NIS) actively transpos I- into the follicular cells. This is inhi...
152,535
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Largest lymphoid organ is
(B) Spleen [BDC II4-279# Largest lymphatic organ in the human body is the spleen.> Primary function of the spleen is to purify the blood and store blood cells.> It helps the immune system identify and combat foreign antibodies.> Spleen consists of white pulp and red pulp.> White pulp generates blood cells and synthesiz...
152,536
medmcqa_train
Which of the following tumor does have perineural spread?
Perineural spread from head and neck tumors most commonly occurs with squamous cell carcinoma and adenoid cystic carcinoma. Perineural spread most commonly involves cranial nerve V (all three divisions may be involved) and may be retrograde (toward the brain) or anterograde (toward the orbit). Perineural tumor extensio...
152,537
medmcqa_train
What type of joint is the growth plate
Epiphysis & diaphysis of bone is connected by growth plate/ epiphyseal plate It is made up of hyaline cailage Epiphyseo-diaphyseal joint is primary cailaginous joint called synchondrosis
152,538
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A sign of Aphakia ?
Ans. is 'd' i.e., Iridodonesis Aphakia Aphakia refers to absence of crystalline lens from the eye. Most common cause of aphakia is surgical removal of cataractous lens. Other causes are congenital absence of lens, traumatic absorption of lens matter and posterior dislocation of lens. The typical signs of aphakia are de...
152,539
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Ramsted's operation is for -
Ans. is 'd' i.e., Congenital pyloric stenosis
152,540
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All are true about normal response curve except:
Ans: C (SD=0) Ref: Textbook of Preventive and Social Mediciner K Park,21st edition feb 2011.page no:788.Explanation:The standard normal curve : smooth,bell shaped.perfectly symmetrical curve (based on infinitely large number of observations).Total area of curve=lMean=0SD=1Mean, median and mode all coincides.
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Pseudo buboes are found in -
Ans-C
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Facial nerve is injured during parotid surgery. Best management -
Ans. is 'a' i.e., Immediate repair o Iatrogenic facial nerve injury' is most common after mastridctomy. When this occurs interoperatively, it is explaned. Injury' to greater than 50% of the neural diameter of facial nerve is addressed either with primary reanestomosis or reconstructed with the use of a nerve graft.o Re...
152,543
medmcqa_train
Cystic fibrosis is associated with all except -
Ref:Textbook of pathology (harsh mohan)6th edition, page no.645 Cystic Fibrosis Cystic fibrosis of the pancreas or fibrocystic disease is a hereditary disorder characterised by viscid mucous secretions in all the exocrine glands of the body (mucoviscidosis) and associated with increased concentrations of electrolytes i...
152,544
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Nucleus of basal ganglia
Ans. (c) Caudate(Ref: Ganong, 25th ed/p.243)Basal ganglia nuclei are,#Caudate and Putamen#Globus pallidus#Substantia nigra#Subthalamic nucleus
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Time of ovulation is detected by all EXCEPT:September 2012
Ans. B i.e. Urine FSHPhysiologyBest predictor of ovulation: Pre-ovulatory rise in LHIn normal menstrual cycle, progesterone is secreted by: Corpus luteumInhibin is secreted by: Graffian follicleLH precedes ovulation by: 24 hours (Ovulation coincides with LH surge)Ovulatory period: Corresponds to 14 days before next men...
152,546
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The most common site for hypeensive bleed is?
Answer is C (Putamen): The putamen (Basal Ganglia) is the most common site for hypeensive haemorrhage External capsule refers to a thin layer of white matter that separates the lateral pa of lentiform nucleus (putamen) from claustrum and is invariably damaged along with the putamen.
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The time interval between invasion by an infectious agent and appearance of the first sign or symptoms of the disease is
(B) Incubation period # Incubation period:> "The time interval between invasion by on infectious agents and appearance of the first sign or symptom of the disease in question"> Generation time:> It is the interval of time between receipt of infection by a host and maximal infectivity of that host. In general generation...
152,548
medmcqa_train
A 51-year-old complains of abdominal pain of 2-month duration. A CT scan of the patient's abdomen is shown. An angiogram indicates that several arteries of the gastrointestinal tract are occluded due to atherosclerosis, producing bowel ischemia. Which of the following arteries is most likely occluded in the CT scan?
(c) Source: GAS 336; GA 147, 160 The arrows in the CT scan point to the descending colon. Therefore, the left colic artery, which supplies the descending colon, is the one most likely occluded in the CT scan. The middle colic, right colic, and ileocolic artery supply the ascending colon, and the marginal artery provide...
152,549
medmcqa_train
Pick up the wrong type of Cell in myelodysplastic syndrome
Ringed sideroblasts with iron laden mitochrondria P. Seudo - pelger - Huet → Neutrophics with only two lobes Pawn Ball megakaryocytes - megakaryocytes with multiple nuclei Threre are three type of cells found in MDS.
152,550
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A man comes with aphasia, is unable to name things and repetition is poor. However, comprehension, fluency and aiculation are unaffected. He is probably suffering from
A patient with conduction aphasia presents with inability to name things and poor repetition of language. These features are evident in other conditions as well but since the comprehension is good, it's not a case of Wernicke's and on the other hand intact fluency rules out Broca's aphasia Ref: Gray's39e/p-518
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Treatment of retained CBD stone is?
Endoscopic Sphincterotomy REF: Maingot's 10th e p. 1746 Retained stone: stones diagnosed sholy after cholecystectomy Recurrent stone: diagnosed months or years after Treatment of retained stones: Found on T tube cholangiogram Removal of stones radiologically after maturation of T tube tract after 4 weeks Treatment of r...
152,552
medmcqa_train
Obstructive sleep apnea may result in all of the following except?
OSAHS raises 24-hour mean blood pressure. The increase is greater in those with recurrent nocturnal hypoxemia and is at least 4-5 mmHg. The resultant hypoxia also leads to pulmonary aery constriction leading to PAH. Other effects of OSAHS- Personality and mood changes, depression and anxiety, sexual dysfunction- impote...
152,553
medmcqa_train
Type of anaemia caused by pulmonaryTB -
<p>Pulmonary TB causes anemia of chronic disorder .In anemia of chronic disorder, the type of anemia is normocytic normochromic, but may have slight microcytosis & hypochromia.</p><p>Reference :Harsh mohan textbook of pathology sixth edition pg no 302.</p>
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Illuminated frenzel glasses are used in detecting-
Frenzel goggles are a diagnostic tool used in ophthalmology, otolaryngology and audiovestibular medicine for the medical evaluation of involuntary eye movement (nystagmus). They are named after Frenzel, a German physician Ref AK khurana 6/e p515
152,555
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True about mosquito preventive nets are all except?
Ans. is 'c' i.e.,Best pattern is circular The best pattern of mosquito net is the rectangular net.There should not be a single rent in the net.The Size of openings in the net is of utmost impoance, the size should not exceed 0.0475 inch in any diameter.The number of holes in one square inch in usually 150..
152,556
medmcqa_train
Vitamin E toxicity causes
(A) Reduce platelet aggregation # Vitamin E Toxicity:> It is likely that patients with vitamin E toxicity have been using vitamin E supplements; obtain the dose and duration of vitamin E usage. Assess concurrent use of anticoagulants or aspirin.> A nutritional assessment for vitamin K deficiency is useful in patients w...
152,557
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Which condition doctor is passive -
In psychoanalysis (classical psychoanalysis) the therapist remains passive, whereas in psychoanalytic psychotherapy therapist talks quite a lot.
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Vascular dementia is characterised by all except
Dementia is a chronic organic mental disorder, characterized by the following main clinical features: 1. Impairment of intellectual functions, 2. Impairment of memory (predominantly of recent memory, especially in early stages), 3. Deterioration of personality with lack of personal care. Reference: A sho textbook of Ps...
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Drug used in heparin overdose is
Refer Katzung 11/e p 593 Protamine sulfate is antidote of heparin overdose whereas vitamin K is used as antidote for warfarin toxicity
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The common cause of subarachnoid hemorrhage Is
*Subarachnoid hemorrhage commonly,but exclusively results from rupture of congenital berry aneurysms in the interpeduncular cistern . Subarachnoid haemorrhage, a medical emergency, is usually from a bulging blood vessel that bursts in the brain (aneurysm). It may lead to permanent brain damage or death if not treated p...
152,561
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Which one of the following is a cyanotic congenital hea disease ?
TOF is a cyanotic hea disease. Ref : Ghai essential of pediatrics, eighth edition, p.no:420
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Transverse fracture of maxilla is ?
Ans. is 'a' i.e., Le Fo-1 It is classified into 3 types : ? Le Fo I (transverse) fracture runs above and parallel to the plate. It crosses lower pa of nasal septum, maxillary antra and the pterygoid plates. Le Fo II (pyramidal) fracture passes through the root of nose, lacrimal bone, floor of orbit, upper pa of maxilla...
152,563
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O2 release to tissue is affected by all except
Ans: c (Bicarbonate) Ref: Ganong 22nd ed/p.667O2 release to tissue depends on oxygen dissociation curve.Shift of oxygen dissociation curve depends upon 2,3 - DPG pH and globin chain.
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The proseal LMA has advantage over normal LMA
Advantage of proseal LMA over classical LMA is that it is comparable to ETT in preventing aspiration. The PLMA shows several modifications from the cLMA: The drain tube runs through the device from the tip to the proximal end. When the PLMA is correctly positioned, the tip of the device forms a high-pressure seal with ...
152,565
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Which among the following fluoroquinolone has longest half-life?
Among the given options, the drug with longest half life is moxifloxacin (around 12 hours) but overall longest acting is sparfloxacin. Half-life of fluoroquinolones Drug Half Life Drug Half Life Ciprofloxacin 4 hours Norfloxacin 3 hours Gatifloxacin 7-8 hours Levofloxacin 7-8 hours Lomefloxacin 8 hours Moxifloxacin 12-...
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Regarding fovea, which of the following statements is true –a) Has the lowest threshold for lightb) Contains only conesc) Contains only rodsd) Maximum visual acuitye) Is located at apex of optic nerve
Fovea centralis contains only cones; therefore, has maximum visual acuity and lowest threshold for light. Option d is absurd as there is no apex in the optic nerve. It is orbital apex where the optic nerve enters the eye socket.
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Serotonin is:
Ans. B. 5 Hydroxytryptamine5 Hydroxy Tryptophan is decarboxylated by Aromatic aminoacid decarboxylase to form 5 Hydroxytryptamine or Serotonin. Coenzyme is PLP.
152,568
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Which of the following is more common in children?
Recent recognition that periodontal disease may have its origins in childhood has led dentists to be more aggressive in treatment. Studies confirm a high prevalence of gingival inflammation in children. Reference: McDONALD AND AVERY’S DENTISTRY for the CHILD and ADOLESCENT, 10th ed page no 243
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Irreversible cell injury is characterised by which of the following?
The two key features of irreversible injury are: Inability to reverse mitochondrial dysfunction and Development of profound disturbances in the membrane function
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Maternal viremia most commonly spreading to fetus in utero:
Ans. (a) CMV Ref. Nelson 17/e, p 568, 623, 626, 631 Transplacental transmission occure in Viruses Rubella CMV HSV Varicella zoster virus Parvo B - 19 Coxasackie viruses HIV West nile virus Coxasackie viruses HBV and HCV Measles Bacteria Syphilis TB Brucella Parasite Plasmodium T. cruzi Microsporidia Toxoplasma
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Injury to cervical sympathetic trunk produces Horner's syndrome, that includes all, except
Injury to cervical Symphathetic trunk (which are formed by T1 to T4 fibres of spinal cord) produces Horner's syndrome. It is characterized by • ptosis (dropping of the upper eyelid) • miosis (constriction of pupil) • anhydrosis (loss of sweating) • enophthalmos (retraction of eye ball)
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Not a criteria of J.R.A (Juvenile Rheumatoid Ahritis)
. juvenile Rheumatoid ahritis : age should be below 16 yrs Ref : Ghai pediatrics eighth edition pg no 625
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The disease associated with miss folded proteins is:
Prions disease is produced due to miss folded proteins Most common type of prions disease is: creutzfeldt-jakob disease Ref:Guyton and Hall textbook of medical physiology 12th edition,page number:10,11,12
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Slapped cheek appearance is caused by -
Ans. is 'a' i.e., Parvo virus DiseaseI.P.ProdromeRashOther diagnostic featureo Roseola Infantum (6th disease) caused byHHV-610-14 daysFever (3-4 days)o Pink macular rash appearing at the end of illness,o Resolves within 2 dayso It spares the faceo Usually occur in children between 2-6 yrs. of ageRubella14-21 daysUsuall...
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Which of the following is also known as collateral ligament?
The collateral ligaments attach the medial and lateral borders of articular disc to the poles of condyles and are commonly called as discal ligaments.
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Urinary bladder spasmolytic having local anaesthetic propey-
Ans. is 'c' i.e., Oxybutynin o Oxybutynin, a newer antimuscarinic, has high affinity for receptors in urinary bladder and salivary glands alongwith additional smooth muscle relaxant and local anaesthetic propeies.
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The drug of choice for the treatment of Pneumocystis jirovei (Pneumocystis carini) pneumonia is
Pneumocystis jirovecii pneumonia is characterised by progressive dyspnoea with dry cough and fever.Chest X ray shows bilateral interstitial infiltrate spreading out from hilar regions.High resolution CT scan is more sensitive,showing 'ground-glass' interstitial infiltrates.Diagnosis is made with silver stains,PCR,immun...
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Ewings sarcoma arises from:
Ewings sarcoma is a neuro ectodermal tumor.
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Antidote of methyl alcohol poisoning is:
Fomepizole (4-methylpyrazole) is a specific inhibitor of alcohol dehydrogenase & drug of choice for methanol poisoning by retarding its metabolism . Ref KD Tripathi 8th ed.
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A 5-year-old boy presents with ear pain and fever. The left eardrum is inflamed with a small perforation in it and pus is seen in the external canal. A swab of the area grows S. pneumoniae. Which of the following is the most likely mechanism for S. pneumoniae to cause otitis media?
Infections of the middle ear, trachea, sinuses, bronchi, and lungs are caused by direct spread from nasopharyngeal colonization. Disease of the CNS, heart valves, bones, joints, and peritoneal are usually caused by hematogenous dissemination.
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Coombs test is:
Ans. is 'b' i.e., Agglutination test(Ref: Ananthanarayan, 9th/e, p. 109 and 8th/e, p. 108)* Coombs test (antiglobulin test or anti - Rh antibody test) is an agglutination test.* The direct Coombs test is used to detect antibodies that are stuck to the surface of red blood cells. Many diseases and drugs can cause this. ...
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Live attenuated microorganisms are used in the following type of vaccine for the production of immunity:
Bacille Calmette-Guerin (BCG) vaccine is the only widely used live bacterial vaccine. It consists of living bacteria derived from an attenuated bovine strain of tubercle bacilli. The bacilli used for vaccine production are descendants of the original Calmette strain of BCG. The WHO has recommended the 'Danish 1331' str...
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Coical area controlling vestibular function is located in ?
Ans. is'b'i.e., Parietal lobe [Rel Gray's Anatomy'E book p. j20)Information from the vestibular nuclei also reaches the cerebral coex by way of thalamus (probably posterior pas of the ventroposterior complex and the medial pulvinar).The primary vestibular coical area is located in the parietal lobe
152,584
medmcqa_train
Which of the following is not a component of carotid sheath
It is a condensation of the fibroareolar tissue around the main vessels of the neck. There are the common and internal carotid arteries and internal jugular vein and the vagus nerve
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Increased risk of liver adenoma is found in which of the following diseases?
Increased risk of hepatic adenomas is a feature of glycogen storage disorder type 1 (Von Geirke's disease). NARP stands for Neuropathy, Ataxia and Retinitis Pigmentosa. NARP is a disease featuring weakness of the muscles near the trunk, ataxia (wobbliness), retinal disease, seizures and developmental delay. Ref : Bioch...
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A 29 year old male found HBsAg positive with highly increased SCOT levels but HBeAg negative. Which of the foUowing is true about the status ofthe patient -
Hepatitis B e antigen Hepatitis B e antigen (HBeAg) is an indicator of viral replication. In acute hepatitis B it may appear only transiently at the outset of the illness; its appearance is followed by the production of antibody (anti-HBe). The HBeAg reflects active replication of the virus in the liver. Chronic HBV in...
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medmcqa_train
Anti pruritic property is seen with
Propofol has anti pruritic property.
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The frequently occurring value in a distribution of data is: September 2012, March 2013 (b)
Ans: B i.e. Mode The mode is the value that appears most often in a set of data.
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Reservoir for scrub typhus -
Ans. is 'c' i.e., Rodents DiseaseAgentInsect vectorMammalian reservoir1. Typhus group a. Epidemic typhusR. prowazekiiLouseHumansb. Murine typhus (Endemic typhus)R. typhiFleaRodentsc. Scrub typhusR. tsutsugamushiMiteRodents2. Spotted fever group a. Indian tick typhusR.conoriiTickRodents, dogsb. Rocky mountain spotted fe...
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To avoid contraception DMPA Is given :
Ans. is b i.e. 3 monthly
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What is the normal weight of uterus?
Ans. C 60 gRef: William's OB, 23rd ed. Ch 1* William's states "In nonparous women, the uterus averages 50 to 70 g, whereas in parous women it averages 80 g or more"* Since this question is asking just the normal weight of uterus, 60 gm is most appropriate given the option.UTERUS* Shape- pyriform* Size- 7.5 cm long x 5 ...
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medmcqa_train
Frieberg's disease involve
condition characterized by infarction and fracture of the metatarsal head. Most often seen in 2nd metatarsal (MT) head, paicularly the dorsal aspect4th and 5th MT rarely affected Bony nucleus of epiphysis is affected in osteochondritis Ref: Maheshwari and Mhaskar 6e pg 318.
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Which of the following lymph nodes are known as Delphic nodes?
There is extensive lymphatic network seen in thyroid. Although some lymph channels pass directly to the deep cervical nodes, the subcapsular plexus drains principally to the central compament juxta thyroid - 'Delphian' or pretracheal - and paratracheal nodes and nodes on the superior and inferior thyroid veins, and fro...
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Salivary amylase is activated by
Both salivary and pancreatic α -amylases are activated by Cl–
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Filgrastim is used for the treatment of :
Filgrastim (G-CSF) and sargramostim (GM-CSF) are used to prevent or treat chemotherapy-induced neutropenia. Erythropoietin is used to treat anemia associated with chronic renal failure and cancer chemotherapy. Oprelvekin (IL-11) is used to prevent and treat thrombocytopenia.
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Which among the following is not a branch of Arch of Aoa?
Right common carotid REF: Keith L. Moore 4th edition page 103The branches of the arch of the aoa are:Brachiocephalic trunk.Left common carotid aery.Left subclan aery.The brachiocephalic trunk, the first and largest branch of the arch, arises posterior to the manubrium, where it lies anterior to the trachea and posterio...
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Bactericidal inhibitors of protein synthesis are:
(Ref: KDT 6/e p669) Most protein synthesis inhibiting antibiotics are bacterostatic but aminoglycosides are bactericidal.
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Proptosis is seen in
B option is also correct Neuroblastoma metastasizes in the orbit causing Proptosis Refer khurana 6/e
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