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 the features of erythromelalgia , EXCEPT: | Erythromelalgia Syndrome of unknown etiology It is associated with thrombocytosis Manifested by erythema, warmth, and pain of the affected appendage and occasionally digital infarction. It usually respond to salicylates. Ref: Harrison, E-18,P-903 | 12,900 | medmcqa_train |
The most impoant constituent in soda lime for reabsorption of CO2 in a closed circuit | Sodalime is most common Co2 absorbant . Indicators added to sodalime changes the color of sodalime . It contains 94% Ca(OH)2 , 5%NaOH,1% KOH. | 12,901 | medmcqa_train |
Disease transmitted from men to animals: | Ans. b. Zooanthroponoses | 12,902 | medmcqa_train |
X–ray film should be taken in closed pneumothorax during- | Usual chest X-ray is PA view in full inspiration. For pneumothorax PA view in full expiration is the most appropriate view. | 12,903 | medmcqa_train |
Lifespan of RBCs in premature neonate | Adults - 120 days.
Term infant - 60 - 90 days.
Premature neonate - 35 - 50 days. | 12,904 | medmcqa_train |
Which of the following is a Type 2 Hypersensitivity reaction? | Ref: Robbins E-Book, P 135* Choice A is type of type 4 Hypersensitivity reaction.* Choice C is type of type 3 Hypersensitivity reaction.* Choice D is type of type 4 Hypersensitivity reaction.Examples of type ii hypersensitivityDiseaseTarget antigenMechanism of diseaseClinicopathologic ManifestationsAutoimmune hemolytic... | 12,905 | medmcqa_train |
The gene that predisposes to retinoblastoma is located at - | Robbins basic pathology 6th edition. Chapter Neoplasia. page no. 287. The mutations required to produce retinoblastoma involve Rb gene located on chromosome 13q14. | 12,906 | medmcqa_train |
A 23-year-old female presented with jaundice and pallor for 2 months. Her peripheral blood smear shows the presence of spherocytes. The most relevant investigation to arrive at a diagnosis is; | Ans. c. Coombs test (Ref: Robbins 9/e p643-644; Chandrasoma and Taylor 3/e p401)History of jaundice in a 23-year old female with pallor and spherocytes in peripheral blood points towards the diagnosis of autoimmune hemolytic anemia (AIHA). The diagnostic test for AIHA is the antiglobulin test (Coombs' test).Autoimmune ... | 12,907 | medmcqa_train |
A 57 year old male suffering from acute pancreatitis develops sudden onset breathlessness with a CVP< 18mmHg. The chest xray shows bilateral infiltrates. The possible diagnosis is | Answer- A. ARDSARDS CriteriaAcute, meaning onset over 1 week or less.Bilateral opacities consistent with pulmonary edema must be present and may be detected on CT or chest radiograph.PF ratio < 300 mmHg with a minimum of 5 cmH20 PEEP (or CPAP).CVP < l8 mmHg. | 12,908 | medmcqa_train |
Partner treatment is not required in all of the following except | Trichomoniasis is acquired by sexual route by tranmission of T.vaginalis and hence partner treatment is required. | 12,909 | medmcqa_train |
A 10-degree decrease in temperature causes decreases in cerebral metabolic rate by : | D i.e. 70%With each degree fall in temperature, the metabolic rate is reduced by 70%.So by reducing temperature by 10-degree celsius, the metabolic rate is reduced by 70%.Cerebra coex is protected for 10 mins at 30-degree celsius and for 1 hr at 15-degree celsius. | 12,910 | medmcqa_train |
The polysaccharide capsule of following bacteria has in role in their infectivity except | The polysaccharide capsule of Bordetella peusis has no significant role in its infectivity. Bordetella fresh cultures demonstrated capsules but its virulence is mainly toxin-mediated. | 12,911 | medmcqa_train |
Therapeutic aboion was accepted by - | Therapeutic aboion In 1970 the World Medical Association drew up a Statement on Therapeutic Aboion. This code, known as the Declaration of Oslo, was amended by the 35th World Medical Assembly, Venice, Italy in October 1983 and states: The first moral principle imposed upon the physician is respect of human life from it... | 12,912 | medmcqa_train |
IPC 94 related to | Section 94:- Act to which a person is compelled by threats Except murder, and other offences punishable with death, nothing is an offence which is done by a person who is compelled to do it by threats of instant death Explanations A perso seized by a gang of dacoits, and forced, by threat of instant death, to do a thin... | 12,913 | medmcqa_train |
Spinal shock is characterized by all of the following, Except : | Answer is A (Spastic paralysis): Spinal Shock is associated with Flaccid paralysis and not Spastic paralysis Spinal shock Flaccid Paralysis (complete motor paralysis) Areflexia Sensory loss (anesthesia to all modalities) Bladder Involvement (usually areflexic bladder with urinary retention) | 12,914 | medmcqa_train |
Unequal division of the conus cordis resulting from anterior displacement of the conotruncal septum gives rise to | C. i.e. Tetralogy of Fallot | 12,915 | medmcqa_train |
Most common postprandial motility is seen in | It&;s sigmoid colon Tonic and phasic colonic motility and compliance of the transverse and sigmoid colon were therefore assessed using a combined barostat-manometry assembly in 22 healthy subjects. Measured colonic compliance was corrected by subtraction of the compliance of the closed barostat system. The mean (SEM) p... | 12,916 | medmcqa_train |
Which is not a tumor suppressor gene? | D i.e. RASGenes that promote autonomous cell growth in cancer cells are called oncogenes and their normal cellular counterpasQ are called proto-oncogenesQ. RAS is an oncogeneQ.Growth factorGrowth factor receptorsProteins involved in signaltransductionNuclear regulatory proteinsProtooncogeneEncodeProtooncogeneEncodeProt... | 12,917 | medmcqa_train |
The following are related to corpous luteum except | The estrogen attains a lower level and maintains a plateau curve as against a peak rise in follicular phase. Progesterone attains its highest peak about 8 days(22nd day of menstual cycle) after the LH peak Regression of corpus luteum is attrubuted to fall in LH level and rise in the level of estrogen and PGF2alpha. Ref... | 12,918 | medmcqa_train |
Best Diagnosis for Ectopic gastric mucosa of meckels diveiculum - | Ans is 'd' ie. Radionuclide scan "If a Meckels diveiculum is suspected because of repeated gastrointestinal haemorrhage the abdomen can be scanned after the injection of 99Tc-labelled peechnetate intravenously. This may localise heterotopic gastric mucosa revealing the site of a meckels diveiculum in 90% of cases." - B... | 12,919 | medmcqa_train |
A 2-year-old male is admitted to the hospital with testicular pain. Physical examination reveals an enlarged scrotum. An otoscope is placed beneath the lateral side of the scrotum and the testis is transilluminated through the scrotal sac. Which of the following best describes the signs observed in this patient? | (d) Source: GAS 448-451; GA 224-225 As seen in the photograph, the swollen scrotum contains mostly a clear fluid. Since hydrocele is the accumulation of fluid between the visceral and parietal layers of the tunica vaginalis, this condition best accounts for the findings in this patient. | 12,920 | medmcqa_train |
The most life threatening complications of septic abortion includes: | Ans. is c, i.e. Respiratory distress syndromeRef. Dutta Obs. 7/e, p 164, 165; COGDT 10/e, p 987According to COGDT 10/e, p 987"The most common cause of death in patients with this condition is respiratory insufficiency secondary to ARDS."According to Williams Obs. 23/e, p 222"With severe sepsis syndrome, acute respirato... | 12,921 | medmcqa_train |
Plateau phase of cardiac cycle is due to - | Ans. is 'c' i.e., Ca2+ o Phase 0 (phase of rapid depolarization)- opening of fast sodium channels with Na4 influxo Phase 1 (initial phase of rapid repolarization)- closure of fast sodium channelso Phase 2 (plateu phase)- opening of voltage gated slow Ca++ channels with calcium influx.o Phase 3 (final repolarization)- o... | 12,922 | medmcqa_train |
Stimulant drug is given to child for ? | Ans.D. ADHDStimulants (like methylphenidate, dextramphetamine) are the drugs of choice for ADHD. | 12,923 | medmcqa_train |
The food item associated with B.cereus emetic food-type poisoning is: | Option 1, 4 Food items associated: Diarrheal type - Meat, vegetables, dried beans, cereals. Emetic type - Rice (Chinese fried rice). 1. Bacillus cereus food poisoning is of two types. Emetic type and Diarrheal type abdominal cramps are common features in both. Other features are: a) Emetic Type: History of intake of fr... | 12,924 | medmcqa_train |
A child was operated for small intestine mass with intussusception and after the operation the tumor was diagnosed in histological section. Which is the most likely tumor associated? | SMALL-BOWEL NEOPLASM - MC tumor of small bowel: Leiomyoma > Adenoma - MC tumor of small bowel in children : Lymphoma - MC malignant tumor of small bowel : Adenocarcinoma >Carcinoid - MC site of small bowel malignancy, carcinoids, lymphoma: Ileum | 12,925 | medmcqa_train |
For elimination of measles, vaccine Coverage should be (in successive brith cohart) - | Ans. is 'd' i.e., > 95% o WHO's measles elimination strategy comprises a three part vaccination strategy, i.e.:-i) Catch-up - One-time, nationwide vaccination campaign targeting usually all children aged 9 months to 14 years regardless of history of measles disease or vaccination status.ii) Keep-up - Routine services a... | 12,926 | medmcqa_train |
In LVH, SV1 +RV6 is more than mm | Ans. is 'c' i.e., 35 Arrhythmias by Kathryn Lewis p. 219] o In LVH, SV-1 plus RV-6 is more than 15 mm. To diagnose the left ventricular hyperophy on ECG one of the following criteria should be met :? The sokolow-lyon criteria is most often used - R in V, or V6 + 5 in V > 35 mm in men The cornell-criteria has different ... | 12,927 | medmcqa_train |
Serum marker of rickets is - | Ans. is 'b' i.e., Alkaline phosphataseo Amongst the given options, alkaline phosphatase is best because it is raised in all type of rickets.o The primary (Basic) investigations in a child of rickets are :?Serum calciumSerum phosphorusAlkaline phosphataseo If patient does not respond to calcium and Vit D therapy, second... | 12,928 | medmcqa_train |
Which of the following is seen in Schwannoma? | Ans. c. Antoni A and Antoni B pattern (Ref: Robbins 9/e p257. 854, 8/e p1340)Antoni A and Antoni B pattern is seen in schwannoma.'Schwannoma: In the Antoni AQ pattern of growth, elongated cells with cytoplasmic processes are arranged in fascicles in areas of moderate to high cellularity and scant stromal matrix; the 'n... | 12,929 | medmcqa_train |
RDA in infant of Vit A is - | - daily intake of vitamin A recommended by ICMR for infants is 350 mcg retinol. - daily intake of vitamin A recommended by ICMR for infants is 2800 mcg beta carotene. Reference : Park's textbook of preventive and social medicine, 23rd edition, pg no:616 <\p> | 12,930 | medmcqa_train |
Synthetic Orygen carrier is made up of_ | Ans. is 'd' i.e., FlurineBlood doping is a form of fraudulent increase in the oxygen carrying capacity of a person, widely used to improve the aerobic capacity of athletes. | 12,931 | medmcqa_train |
At usual therapeutic doses (blood levels), expected effects of aspirin include which of the following? | Aspirin inhibits synthesis of prostaglandins that are impoant in the pathophysiology, signs, and symptoms of a host of inflammatory or ahritic states. It does so, of course, by inhibiting both COX-I and -2. Acetaminophen lacks this propey, and so acetaminophen is much less efficacious for managing inflammation. Aspirin... | 12,932 | medmcqa_train |
The most impoant stimulus controlling the level of resting ventilation is: | The most impoant stimulus comes from the pH of the CSF on the central chemoreceptors. The other choices are incorrect: The effect of PO2 on the peripheral chemoreceptors under normoxic conditions is very small. Changes in PCO2 do affect the peripheral chemoreceptors, but the magnitude is less than that for the central ... | 12,933 | medmcqa_train |
Intraocular calcification in eye in child - | Ans. is 'b' i.e., Retinoblastoma o In retinoblastoma, there are areas of necrosis and calcification.o In the presence of calcification, endophytic retinoblastoma gives the typical 'cottage cheese' appearance. | 12,934 | medmcqa_train |
Treatment of carcinoma cervix stage MB include | Ans. a. Concurrent chemoradiation | 12,935 | medmcqa_train |
Predominant class of immunoglobulin during primary immune response is - | IgM antibodies appear early in the course of an infection and usually reappear, to a lesser extent, after fuher exposure. Ref: Ananthanarayan & Parkers textbook of microbiology 9th edition pg:98 | 12,936 | medmcqa_train |
All are true of actue rheumatic fever except ? | Ans. is 'c' i.e., Microthrombi in aeriole | 12,937 | medmcqa_train |
Man with gynaecomatsia and infeility, cause? | Cimetidine (but not other H2 blockers) has antiandrogenic action. It displaces dihydrotestosterone from its cytoplasmic receptor. It also increases plasma prolactin and inhibits degradation of estradiol by liver. High doses given for long periods have produced gynaecomastia, loss of libido, impotence and temporary decr... | 12,938 | medmcqa_train |
Wrong about dhatura seeds is ? | Ans. is 'd' i.e.,Convex smooth surface Features of Dhatura sees are :-Large & thickOdourlersKidney - shapedLaterally compressed and double edged at convex border (not smooth)Yellowisk brown Bitter | 12,939 | medmcqa_train |
Predisposing factor for carcinoma vulva is all Except | The etiologic role of ceain viruses in carcinogenesis, paicularly high-risk HPV types 16 and 18, in these sites is well documented. Mention has already been made about the preceding stage of vulval epithelial disorders, paicularly squamous hyperplasia, in the development of these lesions. Ref: HARSH MOHAN TEXTBOOK OF P... | 12,940 | medmcqa_train |
Sharp pain is transmitted by which type of fibers | Sharp pain is transmitted by A delta nerve fibres Ref: guyton and hall textbook of medical physiology 12 edition page number: 698,699,700 | 12,941 | medmcqa_train |
Virulence factors for meningococci ? | Ans. is 'a' i.e., Capsule; 'b' i.e., Pili & 'c' i.e., Endotoxin The capsular polysaccharide - It is a major virulence factors - It has antiphagocytic and antibactericidal propeies. - Based on capsular polysaccharide, meningococci have been divided into serogroups. Outer membrane proteins - Pili - Facilitate adhesions -... | 12,942 | medmcqa_train |
Modes of death are all except - | Modes of death are coma, syncope and asphyxia whereas molecular death is a type of death. Dr. Narayana Reddys Synopsis of Forensic Medicine & Toxicology 27th edition pg.66,67 | 12,943 | medmcqa_train |
Which is not an assisted reproduction technique: | Assisted reproductive technology (ART) is the technology used to achieve pregnancy in procedures such as fertility medication, in vitro fertilization and surrogacy.
It is reproductive technology used primarily for infertility treatments and is also known as a fertility treatment.
It mainly belongs to the field of repro... | 12,944 | medmcqa_train |
Nausea, Vomiting, Blue line on gums, Wrist/ foot drops, Pallor, Colic are manifestations of poisoning due to | Ans. (d) Inorganic leadRef: K. Park 23rd ed. / 807-808* Insomnia is caused by organic lead poisoning.* Organic lead poisoning causes CNS side effects while Inorganic lead poisoning causes non-CNS side effects.Due to Organic Lead (CNS effects)Due to Inorganic Lead (Non-CNS effects)* Insomnia* Mental confusion* Headache*... | 12,945 | medmcqa_train |
Which of the following is MOST commonly affected in U.C | Ans. is 'b' i.e., Rectum The most common site of involvement in Ulcerative colitis is the rectum. Ulcerative colitis (involvement is limited to the colon) Ulcerative colitis typically stas in the rectum and may progress with continuous lesions (no skip lesions) in a retrograde manner to involve the entire colon (Pancol... | 12,946 | medmcqa_train |
The differential diagnosis of lesion, histologically resembling giant cell tumour in the small bones of the hands or feet, includes all of the following except: | Ans. is 'b' i.e. Fibrosarcoma Histological differential diagnosis of Giant cell tumorGiant cell reparative granuloma (a benign reactive condition)Brown tumor of hyperparathyroidism Non-ossifying fibroma Benign fibrous histiocytoma Aneurysmal bone cyst Osteosarcoma with prominent giant cells.Metastatic ca with giant cel... | 12,947 | medmcqa_train |
Antemoem Abrasions can be confused with? | Postmoem ant bites on dead bodies may produce marks which simulate antemoem abrasions. Ref: Forensic Pathology By J.M. Di Maio, 2nd Edition, Page 196; Modi's Textbook of Medical Jurisprudence and Toxicology; Principles of Forensic Medicine and Toxicology By Rajesh Bardale, Page 174; Forensic Medicine and Toxicology By ... | 12,948 | medmcqa_train |
Pyomyositis is caused by which of the following? | Pyomyositis is an acute bacterial infection of the skeletal muscle caused by Staphylococcus aureus. It may be primary or secondary to a penetrating injury or contiguous anatomic infection. It typically affects the major muscles of the lower extremity and the gluteal muscles. Patients usually presents with pain, tendern... | 12,949 | medmcqa_train |
Increased intracranial tension is seen with: | ANSWER: (A) KetamineREF: Morgans clinical anesthesia 3rd edition page 141"Remember always Ketamine increases not only intracranial pressure but all the pressures of the body, like blood pressure, intraocular pressure, and intragastric pressure"Agents that increase intracranial pressure (ICP) can be remembered as Mnemon... | 12,950 | medmcqa_train |
Prophylaxis with Cotrimoxazole is recommended in the following situation except – | A) Cotrimoxazole prophylaxis in HIV exposed infant is recommended for :-
All HIV exposed infants (started at 4-6 weeks of age and continued until HIV infection can be excluded).
HIV exposed breast feeding children of any age (Prophylaxis should be continued until HIV infection can be excluded at least six weeks after ... | 12,951 | medmcqa_train |
True regarding foetal trunk movements in third trimester NOT RELATED - GYN | By term, the normal number of generalized movements is reduced as a result of cerebral maturation processes, rather than as a consequence of the decrease in the amniotic fluid volume. | 12,952 | medmcqa_train |
MELD score includes A/E | Ans. is 'a' i.e., Sr. creatinine The Model for End-stage Liver Disese (MELD) is a prospectively developed and validated chronic liver disease severity scoring system that uses a patient's laboratory values for - Li Serum bilirubin Serum creatinine The international normalized ratio (INR) for prothrombin time to predict... | 12,953 | medmcqa_train |
Visual Hallucinations are commonly seen in : | Frontotemporal dementia is Characterized by Visual Hallucinations. | 12,954 | medmcqa_train |
All of the following drugs are useful in detrusor instability except: | Ans. (D) Duloxetine(Ref: Principles of Pharmacology, 1/e p157, 159; KDT 8th/e p124)Anticholinergic drugs decrease the motility of urinary tract and thus may result in urinary retention (therefore contra-indicated in BHP).Dicyclomine, flavoxate and oxybutynin are useful for the treatment of urinary incontinence due to d... | 12,955 | medmcqa_train |
Fatal level of ethanol in blood: NIMHAS 13 | Ans. 300-400 mg/dl | 12,956 | medmcqa_train |
Tylectomy literally means- | Lumpectomy (Tylectomy): Surgical procedure designed to remove a discrete lump. | 12,957 | medmcqa_train |
A 24-year old man falls on the ground when he is struck in the right temple by a baseball. While being driven to the hospital, he lapses into coma. He is unresponsive with the dilated right pupil when he reaches the emergency department. The most important step in initial management is : | Coma with a dilated pupil after a lucid interval following a head injury must be assumed to represent an epidural hematoma.
Emergency evacuation of the clot without time-consuming studies is vital to restore cerebral function. CT scan is done with a patient in less critical condition. | 12,958 | medmcqa_train |
Burkitt's Lymphoma is associated with which of the following viruses | Answer is A (t(8:14)) 'Demonstration of very high proliferative fraction and the presence of the t (8; 14) or one of its variants t (2; 8) or t(8:22) can be confirmatory of Burkitt's lymphoma /leukemia' | 12,959 | medmcqa_train |
Small fiber neuropathy is seen in? | Small unmyelinated peripheral nerve fibers, Categorized as C fibers, In skin and organs. Innervate the skin (somatic fibers) , Help to control autonomic function. Causes of Small Fiber Neuropathy: 1. Diabetes mellitus 2. Leprosy 3. Amyloidosis 4. Tangier's disease 5. Sjogren syndrome 6. HIV 7. Sarcoidosis | 12,960 | medmcqa_train |
All of the following are contents of Posterior Mediastinum except | Ascending Aoa is present in middle mediastinum.Contents of posterior mediastinum are1) Oesophagus 2) Aeries: Descending thoracic aoa and its branches.3) Veins: (i) Azygos vein, (ii) Hemiazygos vein, and (iii) Accessory hemiazygos vein.4) Nerves: (i) Vagus, (ii) Splanchnic nerves5) Lymph nodes and lymphatics (i) Posteri... | 12,961 | medmcqa_train |
Transfer of DNA from one bacterium to other by a bacteriophage is known as | Ans. c (Transduction). (Ref. Textbook of Microbiology by Anantanarayan, 6th/53)TRANSMISSION OF GENETIC MATERIAL IN BACTERIA IS BY:# Transformation:- Transfer of genetic information through agency of free DNA.# Transduction:- Transfer of a portion of DNA from one bacteria to another by transduction phase.- It is not con... | 12,962 | medmcqa_train |
Pericardial effusion is best diagnosed by: September 2009 | Ans. B: Echocardiography Echocardiography is the imaging modality of choice for the diagnosis of pericardial effusion. Most impoantly, the contribution of pericardial effusion to overall cardiac enlargement and the relative roles of tamponade and myocardial dysfunction to altered hemodynamics can be evaluated with echo... | 12,963 | medmcqa_train |
Which of the following opens directly into right atrium? | Following opens into right atrium
- Superior vena cava
- Inferior vena cava
- Coronary sinus
- Venae cordis minimae
- Anterior cardiac vein
- Right marginal vein | 12,964 | medmcqa_train |
Which of the following is caused by congenital A-17 hydroxylase deficiency: | 17 -hydroxylase (17 -OH) deficiency syndrome is a rare genetic disorder of steroid biosynthesis causing decreased production of glucocoicoids and sex steroids and increased synthesis of mineralocoicoid precursors. Reduced or absent levels of both gonadal and adrenal sex hormones result in sexual infantilism in 46, XX f... | 12,965 | medmcqa_train |
Conductive hearing loss is seen in all of the following except: | Endolymphatic hydrops i.e menieres disease leads to SNHL and not conductive hearing loss. | 12,966 | medmcqa_train |
Main aerial supply of the tonsil is from : | A i.e. Facial aery | 12,967 | medmcqa_train |
Koenen's tumor associated with ? | Ans. is 'a' i.e., Tuberous sclerosis Koenen's periungual fibroma is seen in tuberous sclerosis | 12,968 | medmcqa_train |
All of the following drugs may cause Hirsuitism, except- | Ans. is `d' i.e., Flutamide Drugs causing Hirusitism Androgenic drugs o Acetazolamide o Testosterone o Anabolic steroids o Danazole o Androgenic progestins o Coicotropin (Norethisterone) o Metyrapone o Dihydroepiandrosterone Non - androgenic drugs o Phenytoin o Penicillamine o Triamterene - hydrochlohiazide o Cyclospor... | 12,969 | medmcqa_train |
Precapillary sphincter relaxation occurs due to: | Precapillary sphincters are controlled mainly by the local concentration of tissue metabolites. Precapillary sphincters are considered as pa of the precapillary resistance vessels; they determine the size of the capillary exchange area which is perfused at any given moment in the tissue. In the triple response, relaxat... | 12,970 | medmcqa_train |
Rivastigmine and Donepezil are drugs used predominantly in the management of which of the following conditions? | In Alzheimer's disease the most common cause of dementia, there is a reduction in the activity of acetylcholine within the brain due to loss of cholinergic activity within the brain due to loss of cholinergic neurons in the nucleus basalis of Meyne . Both Rivastigmine and Donepezil are cholinesterase inhibitors used in... | 12,971 | medmcqa_train |
All are used to remove potassium in hyperkalemia except | The treatment of hyperkalemia is divided into three stages: Immediate antagonism of the cardiac effects of hyperkalemia 10 mL of 10% calcium gluconate (3-4 mL of calcium chloride), infused intravenously over 2-3 min with cardiac monitoring Rapid reduction in plasma K+ concentration by redistribution into cells. 10 unit... | 12,972 | medmcqa_train |
OSHA guidelines for needle and other sharp injuries requires all, Except | Pre-exposure prophylaxis (Ref: Workers in many different occupations are at risk of exposure to bloodborne pathogens, including Hepatitis B, Hepatitis C, and HIV/AIDS. In 1991, OSHA. (Occupational Safety and Health Administration) issued the Bloodborne Pathogens Standard to protect workers from this risk. In 2001, in r... | 12,973 | medmcqa_train |
Constellation of neuropathy, muscle weakness and wasting, cardiomegaly, edema, ophthalmoplegia, confabulation strongly suggest: KCET 13 | Ans. Thiamine deficiency | 12,974 | medmcqa_train |
Citrate as a sole source of carbon is utilized by | Citrate is used by salmonella as sole source of carbon But citrate test positive: Salmonella Typhimurium Salmonella Paratyphi A is citrate negative Ref: Elmer W Koneman 5th ed Pg 186 | 12,975 | medmcqa_train |
The superior oblique muscle is supplied by? | The superior oblique muscle is supplied by4th cranial nerve. | 12,976 | medmcqa_train |
Increased insulin receptors are seen in | Increased circulating levels of insulin reduce the number of receptors--down-regulation of receptors--and decreased insulin levels increase -the number of receptors - up Regulation.The number of receptors per cell is increased in starvation.Ref: DM Vasudevan, 7th edition, page no: 319 | 12,977 | medmcqa_train |
Which of the following vitamin is NOT required from diet? | Vitamin D is synthesized in the skin. 7-Dehydrocholesterol (an intermediate in the synthesis of cholesterol that accumulates in the skin) undergoes a nonenzymic reaction on exposure to ultraviolet light, yielding previtamin D. This undergoes a fuher reaction over a period of hours to form cholecalciferol, which is abso... | 12,978 | medmcqa_train |
Diagnosis of x linked agammaglobulinamia should be suspected if | Ref Robbins 9/e p240-241 Classically, this disease is characterized by the following: * Absent or markedly decreased numbers of B cells in the circulation, with depressed serum levels of all classes of immunoglobulins. The numbers of pre-B cells in the bone marrow may be normal or reduced. * Underdeveloped or rudimenta... | 12,979 | medmcqa_train |
Metabolic complications of subtotal gastrectomy with Billroth I or Billroth II reconstruction include: | Anemia develops in as many as 30% of patients within 15 years of surgery. The cause is multifactorial and includes malabsorption of iron, folate, and vitamin B 12. A metabolic bone disease occurs in as many as 33% of patients, is similar to osteomalacia, and is probably a result of malabsorption of calcium and vitamin ... | 12,980 | medmcqa_train |
Palmar erythema is seen in: | A symmetrical and slightly warm area of erythema on the thenar and hypothenar eminences of the palm in chronic liver disease patients is referred to as palmar erythema. Features of Palmar Erythema May have a mottled appearance or blanch when pressed. Not associated with pain, itch or scaling. May involve the palmar asp... | 12,981 | medmcqa_train |
In diabetic pregnancy least common is: | Caudal regression syndrome | 12,982 | medmcqa_train |
First internal organ to putrefy | Larynx & trachea -Stomach, intestines & Spleen -Liver (foamy liver) lings-Brain -Hea - Kidneys, bladder -Prostate, uterus-Skin, muscle, tendon - Bones Larynx is the earliest organQto putrefy. Nulliparous uterusQis the last organQto putrefy, gravid uterus and uterus soon after delivery putrefies rapidly In males, Prosta... | 12,983 | medmcqa_train |
All predispose to torsion testis, except: | Ans: b (Epididymo orchitis) Ref: Bailey & Love, 24th ed, p. 1405Epididymo orchitis does not predispose to torsion testisPredisposing factors for torsion of testisa) Inversion of the testis (most common)b) High investment of the tunica vaginalis cause testis to hang within the tunica like a clapper in a bellc) Separatio... | 12,984 | medmcqa_train |
Distant direct ophthalmoscopy is done at a distance of: | B i.e. 25 cm | 12,985 | medmcqa_train |
Bhore committee advised - | One of the impoant recommendations of the Bhore Committee was Integration of preventive and curative services at all administrative levels (refer pgno:873 park 23 rd edition) | 12,986 | medmcqa_train |
Positively charged particle can be easily filtered than negatively charged particle because | Epithetial cells of Bowman's capsule deposits negatively charged sialoproteins in basement membrane.
It repels negatively charged particles and attracts positively charged particles. | 12,987 | medmcqa_train |
Ideal number of antenatal visits: | Ideally the schedule of antenatal visits should be : Monthly visit upto 28 weeks Two weekly visit between 28 and 36 weeks Weekly visit from 36 week onwards This means a total of 12-15 visits. Ref: Datta Obs 9e pg 89. | 12,988 | medmcqa_train |
Gastric lavage is contraindicated in? | Contraindications of gastric lavage: Absolute: Corrosives to prevent fuher damage from perforation (except carbolic acid - causes leathery mucosa of stomach - no risk of perforation). Relative: 1. Convulsant - may induce more convulsions 2. Comatose - |change of aspiration.3. Varices - can cause bleeding 4. Volatile - ... | 12,989 | medmcqa_train |
Ten years after diagnosis of total proctocolitis this patient undergoes colonoscopy and biopsy reveals high-grade dysplasia in 2-10 specimens. What should the physician recommend? | Risk of dysplasia and colorectal cancer is higher in ulcerative colitis than in the general population. The severity, duration, and anatomic extent of the inflammation are risk factors for the development of dysplasia and cancer. These cancers do not seem to follow the adenoma carcinoma sequence and can arise in flat m... | 12,990 | medmcqa_train |
Gynaecomastia is caused by? | Ans. (b) CimetidineRef Appendix-39 for 'Drugs causinggynaecomastia" | 12,991 | medmcqa_train |
All of the following are true about Carcinoma Penis except | Most common type of Carcinoma Penis is Squamous cell carcinoma. | 12,992 | medmcqa_train |
Most common heart lesion in down syndrome: | a. Endocardial cushion defect(Ref: Nelson's 20/e p 610-614)Most common cardiac defect in Down syndrome is Endocardial cushion defect or Atrioventricular septal defect | 12,993 | medmcqa_train |
Most common infection occurs in transplant recipients: | Ref. Textbook of Microbiology and Immunology BY Parija. Page. 487
Most common infection is CMV.
Below is the table of the infections in transplant recipients (Very important from Harrisons) | 12,994 | medmcqa_train |
Which bone scan is done to detect metastasis bone | Tc99 MDP - bone scanTh201-myocardial imagingTc99 DMSA-Renal coical scintigraphyTc99 sulphur colloid - Liver and spleen scintigraphy(Ref: Radiology Review ManualBy Wolfgang Dahne 6thEtd, Page no:1084) | 12,995 | medmcqa_train |
Cottle test is used for ? | Ans. is 'd' i.e., DNS Cottle test : It is used to test nasal obstruction due to abnormality of nasal valve as in case of deted nasal septum. In this test, cheek is drawn laterally while the patient breathes quietly. If the nasal airway improves on the test side, the test is positive, and indicates abnormality of the ve... | 12,996 | medmcqa_train |
All of the following poison's are dialyzable except- | Hemodialysis is not useful in copper sulfate poisoning. It is useful in poisoning with other three given options. | 12,997 | medmcqa_train |
Colon contains - | Ans. is 'd' i.e., Goblet cells o Large intestine (colon) contains large number of goblet cells,Part of gutHistological featureStomachGastric pits and glands. Gastric glands contain (from above downwards): Mucus neck cells, parietal cells, chief cells.DuodenumBrunner's glands in the submucosaJejunumSolitary lymphoid nod... | 12,998 | medmcqa_train |
The Investigation of choice in a 55-year-old postmenopausal women who has presented with postmenopausal bleeding is: | Common causes of postmenopausal bleeding Genital malignancy (Me) Decubitus ulcer DUB. Urethral caruncle. Senile endometritis DIAGNOSIS Speculum Examination If a growth is found, punch biopsy is to be taken. If no growth is visible and the cervix looks apparently healthy- Cervical smear Aspiration cytology Fractional cu... | 12,999 | medmcqa_train |
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