query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Which stain is used for Corynebacterium diphtheriae - | Ans. is 'b' i.e., Albert* The diphtheria bacillus was first observed and described by Klebs (1883) but was first cultivated by Loeffler (1884).* Therefore, it is known as Klebs - Loeffler bacillus (KLB).* Corynebacterium diphtheria is gram positive slender rod (bacilli) which is noncapsulated and non-motile.* The bacil... | 15,300 | medmcqa_train |
Which of the following causes malignant mesothelioma?- | Malignant mesothelioma is a rare form of cancer that affects the thin lining of the body's internal organs, known as the mesothelium. As the word malignant implies, it is a deadly disease that often has a poor prognosis. There are three primary types of mesothelioma: Malignant pleural mesothelioma - occurs in the linin... | 15,301 | medmcqa_train |
Membranous Glomerulopathy is seen in? | Membranous Glomerulopathy is seen in- Malignancy | 15,302 | medmcqa_train |
"Strings of pearls" appearance is seen in? | Chronic pancreatitis is characterized by irregularities of of the pancreatic ducts, ductal strictures, and area of duct dilation. The major as well as the side branch ducts may be involved. For unexplained reason, some patients with chronic pancreatitis develop dilated main pancreatic ducts (large ductal disease), wher... | 15,303 | medmcqa_train |
A boy is suffering from acute pyelonephritis | Ans. a. WBC casts | 15,304 | medmcqa_train |
Not obtained from plant source ? | Ans. is 'a' i.e., CobalamineVitamin B12 (cobalamin or cynocobalmin) is present only in food of animal origin. Other three vitamins can be taken from plant source. | 15,305 | medmcqa_train |
Antiglaidin antibodies are seen in? | Ans. is 'c' i.e., Celiac disease Diagnosis of Celiac disease* The definitive diagnosis is based on histopathologicalfindings which show :i) Villous atrophy and Crypt hyperplasia with decrease in villus : crypt ratio.ii) Loss of microvilli brush border.iii) Inflammatory cells are present in lamina propria : plasma cells... | 15,306 | medmcqa_train |
Plethoric lung field is seen in which CHD - | Ans. is 'd' i.e., VSD | 15,307 | medmcqa_train |
In renal agenesis, the adrenal gland is | Embryological development of kidneys and adrenal is different, hence even in renal agenesis, adrenal glands will be in normal position | 15,308 | medmcqa_train |
Kaposi sarcoma is related to which virus ? | Harshmohan textbook of pathology 7th edition. it has been shown that infection with human herpes virus 8 or kaposi's sarcoma associated herpes virus is associated with kaposi's sarcoma, a vascular neoplasm common in AIDS patients.. | 15,309 | medmcqa_train |
Auspitz sign is seen in? | Scratching scale in psoriasis makes the scale appear more silver in color by introducing air-keratin interfaces More vigorous scratching or picking off the scale produces small bleeding points (Auspitz's sign in plaque type) Plaque-type psoriasis MC variety of psoriasis. Patients will have stable, slowly enlarging plaq... | 15,310 | medmcqa_train |
Which is not major rheumatic fever? | Acute rheumatic fever occurs most often in children the principal manifestation is carditis Neveheless about 20% of first attack in adults with ahritis The diagnosis of acute rheumatic fever is made based on serologic evidence of previous streptococcal infection in conjugation with two or more of Jones criteria Carditi... | 15,311 | medmcqa_train |
What is the propoion of daily rate wages payable as periodic cash payment under sickness Benefit of ESI Act - | Under sickness benefit of ESI the benefit is payable for a maximum period of 91 days, in any continous period of 365 days, the Daily rate being about 50% of average daily wage . (REF. PARK&;S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 757) | 15,312 | medmcqa_train |
Thiazide diuretics can be used for the treatment of all of these conditions EXCEPT | Thiazides cause hyperlipidemia as adverse effect and thus cannot be used to treat this condition. Indications of thiazides: Diuretic Uses: Non-diuretic Uses: Hypeension (First line drugs) Congestive hea failure Diabetes insipidus Idiopathic hypercalciurea with Nephrocalcinosis Loop diuretics cause hypocalcemia by incre... | 15,313 | medmcqa_train |
What is the advantage of crown down technique: | Crown-down technique/step back = telescoping technique:
Coronal 2/3rd preparation with 15, 20, 25 H file GG drill to flare.
Apical segment preparation with 10, 15 no. file coronal segment.
Advantages: ZIPPING is less, working length less likely to change, better penetration of irrigant. | 15,314 | medmcqa_train |
Which of the following statement is true about chest x-ray shown below | The x-ray shown suggest Interstitial or atypical pneumonia. | 15,315 | medmcqa_train |
Kit B is given at - | Ans. is 'b' i.e., Subcenter | 15,316 | medmcqa_train |
In new born, the aery used for palpation of pulse is ___________ | Brachial pulse is used normally for palpating aerial pulses. In rare cases, femoral pulses are seen. Because femoral pulses are week Reference: GHAI Essential pediatrics, 8th edition | 15,317 | medmcqa_train |
The contents of the aponeurotic adductor canal of Hunter are all, EXCEPT: | The adductor canal (Subsaorial/Hunter's canal) is an aponeurotic tunnel in the middle third of the thigh, extending from the apex of the femoral triangle to the opening in the Adductor magnus, the Adductor hiatus. The canal contains the femoral aery, femoral vein, and branches of the femoral nerve (specifically, the sa... | 15,318 | medmcqa_train |
A 45-year-old woman develops symptoms of shortness of breath on exertion, easy fatigue, and jaundice. On examination she is pale, and there is a palpable spleen, but no lymphadenopathy. Her hemoglobin is 9.0 g/dL, the reticulocyte count 9%, and the direct antibody test (Coombs) is positive. Which of the following bone ... | Bone marrow examination is most likely to show increased erythroid-to-myeloid ratio. Erythroid hyperplasia is common to all hemolytic anemias, and megaloblastic features only develop if they become folate deficient. A left shift only occurs if the bone marrow is under stress, like during a severe infection, and giant m... | 15,319 | medmcqa_train |
In patient with tongue tie condition, which major connector is used? | McCracken quotes that use of lingual plate in place of lingual bar, while patient is having tongue tie condition. | 15,320 | medmcqa_train |
All are impoant medical measures to treat radiation proctitis , EXCEPT: | Treatment for chronic radiation proctitis : Usually unsatisfactory. Formalin application Topical sucralfate with oral metronidazole 5-amino salicylic acid enemas sho chain fatty acids Antioxidants such as vitamin E and pentoxifylline Hyperbaric oxygen Ref:World J Gastroenterol 2011 November 7; 17(41): 4554-4562. | 15,321 | medmcqa_train |
Causes of acute flaccid paralysis | The term acute flaccid paralysis (AFP) is often used to describe a sudden onset, as might be found with polio. AFP is the most common sign of acute polio, and used for surveillance during polio outbreaks. AFP is also associated with a number of other pathogenic agents including enteroviruses other than polio, echovirus... | 15,322 | medmcqa_train |
Woodruffs area is situated in- | Ans. is 'a' i.e., Posterior end of inferior turbinateWoodruffs area: -o It is situated under the posterior end of inferior turbinateo Sphenopalatine artery anastomoses with posterior pharyngeal artery hereo Posterior epistaxis occurs in this area. | 15,323 | medmcqa_train |
Onion peel appearance of splenic capsule is seen in: | SLE | 15,324 | medmcqa_train |
All of the following drugs cause hemolysis with G-6-PD deficiency except - | Ans. is 'd' i.e., Pyrimethamine | 15,325 | medmcqa_train |
The best possible intervention for acute myocardial infarction is- | Ref : harrisons-manual-of-medicine-16th-edition pg no: 622-624 TREATMENT Initial Therapy Initial goals are to: (1) quickly identify if patient is candidate for reperfusion therapy, (2) relieve pain, and (3) prevent/treat arrhythmias and mechanical complications. * Aspirin should be administered immediately (162-325 mg ... | 15,326 | medmcqa_train |
A 64 year old man, Chandu has had recurring nasal hemorrhages following surgery to remove nasal polyps. To control the bleeding, the surgeon is considering ligating the primary aerial supply to the nasal mucosa. This aery is a direct branch of which of the following aeries? | The major source of blood supply to the nasal mucosa is the sphenopalatine aery, which is the terminal branch of the maxillary aery. The sphenopalatine aery enters the nasal cavity from the pterygopalatine fossa by passing through the sphenopalatine foramen in the lateral wall of the nasal cavity. The facial aery is a ... | 15,327 | medmcqa_train |
Best vaccine for rotavirus infection is - | rota virus vaccines have been developed by genetic reassoment,but are still not in wide use REF:ANANTHANARYANAN TEXT BOOK OF MICROBIOLOGY 9EDITION PGNO.561 | 15,328 | medmcqa_train |
In the following conditions, hone mass is reduced except: (Repeat) | Ans: D (Osteopetrosis) Ref : Apley's System of Orthopaedics ami Fractures, 9th edition, pg. 131-136, 167Explanation:Almost half the bone volume is mineral matter - mainly calcium and phosphate in the form of crystalline hydroxyapatite which is laid down in osteoid at the calcification front.In mature bone the proportio... | 15,329 | medmcqa_train |
Which of these hormones peaks in the 1st trimester of pregnancy? | (B) Relaxin | 15,330 | medmcqa_train |
Which of the following hernias follows the path of the spermatic cord within the cremaster muscle? | An indirect inguinal hernia leaves the abdominal cavity by entering the dilated internal inguinal ring and passing along the anteromedial aspect of the spermatic cord. The internal inguinal ring is an opening in the transversalis fascia for the passage of the spermatic cord; an indirect inguinal hernia, therefore, lies... | 15,331 | medmcqa_train |
A 25-year-old hypeensive man with a history of recurrent calcium-containing renal calculi presents to the emergency depament with excruciating flank pain and blood in the urine, This patient is likely to have which one of the following underlying disorders? | Hyperparathyroidism is an increase in parathyroid hormone (PTH) levels in the blood.This occurs from a disorder either within the parathyroid glands (primary hyperparathyroidism) or outside the parathyroid glands (secondary hyperparathyroidism).Most people with primary disease have no symptoms at the time of diagnosis.... | 15,332 | medmcqa_train |
A 30 years old male comes to oho emergency with his 3 years old daughter who is crying. The father gives the history of child being swung by forearm. The most probable diagnosis is: | D i.e. Pulled elbow | 15,333 | medmcqa_train |
Ovulation associated most commonly with? | ANSWER: (A) LH surgeREF: Ganong WF: Review of Medical Physiology, 22nd ed (chapter 23) Figure 6-10, William's obstetrics 22nd edition Figure 3-1."The onset of the gonadotropin surge resulting from increased secretion of estrogen by preovulatory follicles is a relatively precise predictor of the time of ovulation, occur... | 15,334 | medmcqa_train |
Not a feature of HELLP syndrome: | HELLP is an acronym derived from the first letters of the terms that describe the following laboratory findings: Hemolytic anemia, Elevated Liver enzymes, and Low Platelet count. HELLP syndrome is seen in severe pre-eclampsia. | 15,335 | medmcqa_train |
All of the following increase small intestinal motility except | Secretin inhibits small intestinal motility. Factors that increase the peristaltic activity of small intestine Hormonal- Gastrin, CCK, insulin, motilin and serotonin Neural - Duodenal distension by chyme, gastroenteric reflex, gastroileal reflexes, parasympathetic (ACh) stimulation. Factors that decrease the peristalti... | 15,336 | medmcqa_train |
HDI includes all except ? | Ans. is 'd' i.e., Standard of living | 15,337 | medmcqa_train |
Regarding prion protein which of the following statment is true- | Ans. is 'b' i.e., It catalyses abnormal folding of other proteins Prions are infectious proteins that cause degeneration of the central nervous system Q.They are infectious particles that lack nucleic acid Q.Prions are composed largely, if not entirely of PrP molecules Q.Four important points about prions are: -Prions ... | 15,338 | medmcqa_train |
Modified BPS consists of : | Modified biophysical score consists of NST or vibroacoustic non stress test and estimation of amniotic fluid volume using AFI. It takes 10 minutes to perform the score and is used as screening test. Ref: Williams Obs 24e pg 342-344. | 15,339 | medmcqa_train |
Which of the following is not true regarding ETC | Electron transpo chain Site of occurrence - Mitochondria Components of ETCProsthetic group Features Complex I NADH dehydrogenase / NADH Co-Q reductase / NADH Ubiquinone FMN , FeSEnergy - 12 Kcal/molTo pump 4 protons out of mitochondria into inter membranous spaceComplex IISuccinate dehydrogenase / Succinate Q reductase... | 15,340 | medmcqa_train |
Which of the following surgical procedure can be used as an alternative for SMR (Submucosal Resection)? | In submucosal resection there is removal of the entire septum except for a 1cm wide dorsal and caudal stua that remains for nasal suppo. An alternative to this procedure is septoplasty in which the surgeon resects only the deted poion of the nasal septum allowing maximal preservation of this structure. Clinical indicat... | 15,341 | medmcqa_train |
Which of the following nerve is damaged in Frey's syndrome? | Ans. (c) Auriculotemporal nerveRef Surgery Sixer 3rd Edition Page 191* Injury of Post Ganglionic Parasympathetic nerve fibres (Auriculotemporal Nerve) causes Frey's syndrome | 15,342 | medmcqa_train |
Disposal method of outdated cytotoxic drugs is: | Destruction and dumping in a secure landfill [Ref: Park 20/e p6981 CATEGORIES OF BIO-MEDICAL WASTE, TREATMENT & DISPOSAL Category Biomedical waste Treatment & Disposal 1 Human Anatomical Waste (Human tissues, organs, body pas) Incineration/deep burial 2 Animal Waste (Animal tissues, organs, body pas carcasses, bleeding... | 15,343 | medmcqa_train |
Notochord develops in | (A) 3rd week > Notochord develops in 3rd week. | 15,344 | medmcqa_train |
TF/P ratio for PCT for many substances are shown in diagram below. Which of them represents urea? | Ans. B. 2Line 1: Not reabsorbed or actively secreted in PCT e.g. PAH, Creatinine, Inulin.Line 2: Freely filtered and poorly reabsorbed like UreaLine 3: no change in concentration along PCTLine 4: Bicarbonate: 90% is reabsorbed in PCT decreasing its tubular fluid concentration Line5: Solute fully reabsorbed in PCT like ... | 15,345 | medmcqa_train |
The percentage of myomas undergoing malignant transformation : | 0.50% | 15,346 | medmcqa_train |
One of the following diseases shows urinary bladder calcification radiologically which resembles fetal head in the pelvis. | Ans. is 'b' ie. Schistosomiasis (Ref. Chapman, 3/e, p 332) " Schistosomiasis - is the commonest cause of calcification in the wall of the bladder. Thin curvilinear calcification outlines a bladder of normal size and shape. Calcification spreads proximally to involve the distal ureters (appearing as two parallel lines) ... | 15,347 | medmcqa_train |
correlation coefficient tends to lie between - | Ref:Parks 23rd edition pg 852 In order to find out whether there is significant association or not between the two variables , coefficient or Corelation is calculated . r lies between -1 and +1 r near -1 : indicates strong negative correlation . r = 0 : indicates no association r near +1: indicates strong positive corr... | 15,348 | medmcqa_train |
Temporary method of contraception among the following is : | Temporary contraceptive methods are Hormonal contraception Intrauterine devices Barrier contraception Natural family planning methods Ref: TEXTBOOK OF GYNAECOLOGY; SHEILA BALAKRISHNAN; SECOND EDITION; PAGE NO 364 | 15,349 | medmcqa_train |
Drugs or biological products for diagnosis, treatment or prevention of a rare disease or condition are called- | Ans. is 'a' i.e., Orphan drugs Orphan drugso These are drugs or biological products for diagnosis/prevention of a rare disease or condition, or a more common disease (endemic only in resource poor countries) for which there is no reasonable expectation that the cost of developing and marketing it wall be recovered from... | 15,350 | medmcqa_train |
Burns involving skin superficial part of dermis is categorized as | First degree burns involve only epidermis
Superficial second degree involve upper layer of dermis
Deep second degree involves reticular layers of dermis
Third degree involves all layers of skin
Fourth degree burns involve not only skin but also subcutaneous fat and deeper structures | 15,351 | medmcqa_train |
All are scoring system used in liver transplant except:- | Child-Turcotte-Pugh (CTP) score, Model for End Stage Liver Disease (MELD) score & Pediatric End Stage Liver Disease (PELD) MEGX(Monoethylglycinexylidine ) score are used in liver transplantation. The MELD score is based on bilirubin and creatinine levels and the international normalized ratio (INR). Pediatric donor liv... | 15,352 | medmcqa_train |
Which of the following is earliest indicator of pathological gastroesophageal reflux in infants? | Presence of respiratory symptoms point towards pathological GERD.
Stricture esophagus and upper GI bleed are complications due to severe GERD. | 15,353 | medmcqa_train |
Staphylococcal epidermis all are true EXCEPT | (D) Coagulase Positive # Staphylococcus epidermidis is a coagulase negative species of staphylococcus.> Staphylococcus epidermidis is invariably present on normal human skin.> It is nonpathogenic ordinarily but can cause disease when the host defences are breached. It is a common cause of stitch abscesses.> It has a pr... | 15,354 | medmcqa_train |
Pyometra commonly occurs following : | Ans. is a i.e. Carcinoma Endometrium Pyometra is collection of pus or mixture of pus and blood within the uterus Causes : Most common cause 2"d most common cause : Other causes : Congenital atresia of the vagina/cervix. Stenosis of cervix / vagina following : - Operations - Burns Radiotherapy Endometritis : Senile Tube... | 15,355 | medmcqa_train |
Infection occurring after man&;s bite is | Staphylococcus infection - human patients and carriers are the commonest sources of infection. About 10- 30% healthy person carry bacterial in the nose, skin, axilla, perineum and throat. Ref: Textbook of microbiology; Ananthanarayan and paniker's 10th edition; Pg:205 | 15,356 | medmcqa_train |
In endometriosis which of the following is not given:- | Endometriosis: The presence of endometrial tissue (glands & stroma) outside of the uterine cavity Endometriosis is an estrogen dependent condition Estrogen is not given in its treatment Drugs used for medical management of endometriosis are: Oral contraceptive pills Mirena: LNG IUCD progesterones: Dienogest, Medroxypro... | 15,357 | medmcqa_train |
A patient presents with breathlessness. He has bilateral basal crepitations, lung function tests reveal a decrease in total lung capacity (TLC) and vital capacity (VC) with normal FEV1 /FVC ratio. What is the most likely diagnosis? | The presence of reduced TLC & VC points to Restrictive pattern and is confirmed by normal FEV1/FVC ratio. Cystic fibrosis & Chronic Bronchitis leads to Obstructive airway disease. ABPA causes central bronchiectasis and is a suppurative lung disease. | 15,358 | medmcqa_train |
A PET scan uses which of the following tracer materials? | A PET scan uses a small amount of a radioactive drug, or tracer, to show differences between healthy tissue and diseased tissue. The most commonly used tracer is called FDG (fluorodeoxyglucose), so the test is sometimes called an FDG-PET scan. Before the PET scan, a small amount of FDG is injected into the patient. Bec... | 15,359 | medmcqa_train |
MC cause of intermittent stridor in a 10 days old child is : | Ans. is 'a' i.e. Laryngomalacia Of the given options ;Vocal nodules and hypertrophy of turbinates do not cause stridor.Foreign body cause stridor in children and adults.Only Laryngomalacia is the congenital cause of stridor.Laryngomalacia:It is the most common congenital abnormality of the Larynx.It is characterised by... | 15,360 | medmcqa_train |
A bipolar disorder patient is kept on lithium therapy. As a doctor when are you going to ask the nurse to get serum lithium levels checked ? | Lithium has been found to decrease both suicide attempts and completed suicides in a patient with bipolar disorder. Extra edge : Only antipsychotic with antisuicide propey : Clozapine | 15,361 | medmcqa_train |
Overall most common cause of acute glomerulonephritis in young children? | Ans. A. Poststreptococcal GNWorldwide, the most common type of glomerulonephritis is IgA nephropathy. It is also the most common cause of chronic glomerulonephritis in children. However, it is more commonly seen in the adolescents (peak age of occurrence being 10-20 years). In contrast, poststreptococcal GN is most com... | 15,362 | medmcqa_train |
False statement regarding vitamin k is? | Vitamin K is a fat-soluble vitamin and its deficiency leads to bleeding disorders. Prolonged use of antibiotics leads to loss of normal bowel flora that synthesizes menaquinones (vitamin K2) Reference: Harpers illustrated biochemistry 30th edition | 15,363 | medmcqa_train |
What is the most common organism that causes infected abdominal aoic aneurysms (AAAs)? | There are four different causes of an infected aneurysm. (1) Mycotic aneurysms involve a septic embolus from the hea infecting an aery. (2) Microbial aeritis involves bacteria infecting an athero- sclerotic aery to cause aneurysmal degeneration (80% of infected aneurysms). (4) Traumatic pseudoaneurysm that has concomit... | 15,364 | medmcqa_train |
Morula in RBC is seen in | Ehrlichia are small gram negative bacteria,obligate intracellular bacteria which have affinity towards bloodcells,In cytoplasm of infected phagocytic cells,they grow within phagosomes as mulberry like clusters called morula(meaning mulberry).they are tick borne. Ref: ananthnarayan an paniker's microbiology 10th edition | 15,365 | medmcqa_train |
Severity of disease is assessed by- | Ans. is 'a' Case fatality rate Case Fatality raterepresents the killing power of the disease, it is closely related to virulence.It is simply a ratio* of death to cases.Total no. of deaths due to particular disease x 100Case Fatality rate = Total no. of cases due to same disease.Case fatality rate is typically used in ... | 15,366 | medmcqa_train |
ECT is contraindicated in - | Ans. is 'd' i.e., All the above Contraindications of ECTAbsolute : - Increased intracranial tension cerebrovascular response to ECT include marked increased in cerebral blood f1owr and blood flow velocity. Cerebral oxygen consumption increases as well. The rapid increase in systemic blood pressure may transiently overw... | 15,367 | medmcqa_train |
All are risk factors for vaginal candidiasis except : | Vaginal candidiasis Predisposing factors Diabetes: Increased glycogen in cells leading to increased lactic acid and acidic PH Pregnancy: Increased vaginal acidity Broad spectrum antibiotics Combined oral pills Immunosupression HIV Steroids Thyroid and Parathyroid disease Obesity Ref: D.C.DUTTA'S TEXTBOOK OF GYNAECOLOGY... | 15,368 | medmcqa_train |
Lymphatic drainage of ovary is through: | Lymph Drainage of ovary The lymph vessels of the ovary follow the ovarian aery and drain into the pre aoic and para-aoic nodes at the level of the first lumbar veebra. Aerial Supply The ovarian aery arises from the abdominal aoa at the level of the first lumbar veebra. Venous drainage. The ovarian vein drains into the ... | 15,369 | medmcqa_train |
The following are "stop codons" EXCEPT | Ans. b (UAU) (Ref. Harper, 27th/Chapter 37.; Chatterjee, 4th ed., 221)PROTEIN SYNTHESIS:-# Activation of Amino acids:-- Formation of aminoacyl tRNA by key enzyme-Aminoccyl tRNA synthatase-specific for a particular amino acid and also for tRNA- There are 20 different aminoacids (one codon for one amino acid)- Very high ... | 15,370 | medmcqa_train |
Primary auditory coex in human beings is located in: | The auditory coex (areas 41 & 42) is located in the superior temporal gyrus in temporal lobe Postcentral gyrus: In the parietal lobe there is somatosensory coex (S I) - areas 3, 1, and 2 Posterior parietal coex (PPC): Posterior to the S I, this area harbors S II (areas 5 & 7). It receives inputs from S I, and visual & ... | 15,371 | medmcqa_train |
Cancer cells express Telomerase which is: | RNA-dependent DNA polymerase | 15,372 | medmcqa_train |
Negative symptom of Schizophrenia includes\ | (A) Anhedonia # Prominent Negative symptoms of Schizophrenia include: 6 "A"s Affective Attuning or blunting, Attentional impairment, Avolition-Apathy (lack of initiative associated with psychomotor slowing), Anhedonia, Asociality (social withdrawal), and Alogia (lack of speech output).> There is poor verbal as well as ... | 15,373 | medmcqa_train |
The following is a marker of Paget's disease of the mammary gland | Ans is 'c' ie CEA Paget's ds is a chronic eczematous disease on the skin of the nipple and the areola , with an associated intraductal carcinoma of the underlying mammary gland. Pathophysiology: The pathogenesis of mammary PD and the origin of Paget cells were once controversial. It is now widely accepted as an underly... | 15,374 | medmcqa_train |
Porosity in amalgam increases because of all except- | Porosity can be expected and increased by undertrituration, undercondensation, irregularly shaped particles of alloy powder, miscalculated diameter varieties of powder particles to occupy available spaces, insertion of too large increments into the cavity preparation, delayed insertion after trituration or a generally ... | 15,375 | medmcqa_train |
The shown apparatus is used for | Image shows Patella tendon bearing brace. Designed to un-weight foot & ankle. It decreases the amount of a person's weight being placed on their bones, joints, and tissue and can also immobilize painful joints of the foot. | 15,376 | medmcqa_train |
A 33 year old lady present! with polydipsia and polyuria. Har symptoms staed soon after a road traffic accident 6 months ago. The blood pressure is 120/80 mm Hg with no postural drop. The daily urinary output Is 6-8 liters. Investigation showed, Na 130 mEq/L, KJ.5 mEq/L, urea 15mg/dL, sugar-65 mg/dL. The plasma osmolal... | here there is no thirst and polydipsia due to psychosis ( Harrison 17 pg 2219) | 15,377 | medmcqa_train |
A 30 year old woman with a bad obstetric history presents with fever. The blood culture from the patient grows gram--positive small to medium coccobacilli that are pleomorphic, occurring in sho chains. Direct wet mount from the culture shows tumbling motility. The most likely organism is: | Listeria are small gram positive coccobacilli with characteristic tumbling motility. They are non motile at 38 degree Celsius as the flagellae are produced optimally at 20-30 degree Celsius. Reference: Ananthanarayan and Paniker&;s Textbook of Microbiology Tenth edition | 15,378 | medmcqa_train |
Adenovirus 40/41 | The diagnosis of a viral infection is made easier by the creation of a greater number of diagnostic virology laboratories during the past few decades. In order for viral diagnosis to be successful, the most appropriate specimen must be collected for the disease in question.Many viruses can be isolated from feces. Of th... | 15,379 | medmcqa_train |
Which base is not found in DNA: | Ans. D. UracilBoth DNA and RNA contain same type of purines namely Adenine (A) and Guanine (G). The pyrimidine, in DNA are Thymine (T) and Cytosine(C). The pyrimidines in RNA are Uracil (U) and Cytosine(C). | 15,380 | medmcqa_train |
Cells as they approach towards stratum corneum shows the following features | Stratum corneum It is the outer most layer, which serves as a mechanical barrier between the epidermis and the environment. It is Composed primarily of protein-rich corneocytes ("bricks"; contain NO nuclei; keratin filaments attached to cornified envelope) embedded in a lipid matrix ("moar," cornified lipid envelope). ... | 15,381 | medmcqa_train |
Treatment of choice for severe impetigo? | Treatment of choice for severe impetigo: systemic antibiotic for 7 to 10 days to prevent glomerulonephritis, a dangerous complication. Topical antibiotics are less effective than systemic antibiotics in treating impetigo. | 15,382 | medmcqa_train |
In which case lymph nodes are resected prophylactically | Ans is fa' ie Embryonal Rhabdomyosarcoma Soft tissue sarcomas are tumors of mesenchymal origin.Unlike most carcinomas, soft tissue sarcomas rarely metastasize to the lymph nodes (<5%); therefore lymph node surgery usually is not necessary.But there are certain soft tissue sarcomas, which have propensity for lymph node ... | 15,383 | medmcqa_train |
Superior orbital fissure syndrome - following nerves are affected ? | Ans. is 'c' i.e., C.N. 3, 4, 5, 6 The superior orbital fissure is a cleft between the lesser and greater wing of sphenoid.The structures passed through superior orbital fissure are 3rd, 4th, 6th nerve, ophthalmic division of 5th nerve, superior & inferior division of ophthalmic vein and sympathetic fibres. | 15,384 | medmcqa_train |
A patient with complaints of somnambulism has fallen asleep. She passes from light sleep into a deeper sleep. Just before she experiences an episode of somnambulism, her electroencephalogram is likely to show: | Delta waves are low-frequency, high-amplitude waveforms that herald the arrival of the deepest type of non-REM sleep, stage 4 sleep. It is during this stage of sleep that somnambulism (sleepwalking) occurs. Alpha waves are characteristic of relaxed wakefulness. Beta-like activity is characteristic of either ale wakeful... | 15,385 | medmcqa_train |
All of the following are indications for postoperative radiotherapy in a case of Carcinoma Endometrium except not related - surgery | As far as receptor status is concerned, the best correlation is that of a good prognosis with high progesterone receptors rather than a poor prognosis with high estrogen receptors. The best prognostic factor of cancer endometrium, amongst others, is the Histological grading of the diseaseOther impoant predictors are:* ... | 15,386 | medmcqa_train |
Anterior pituitary secretes | (C) FSH # Pituitary gland divided into anterior and posterior:> From Anterior lobe: TSH, ACTH, FSH, LH, GH, Prolactin, B-Lipotropin> From Intermediate lobe: Melanocyte stimulating hormone> From Posterior Lobe: Vasopressin, Oxytocin | 15,387 | medmcqa_train |
Epidural anaesthesia can cause all of the following, EXCEPT: | During injection of local anesthetic into a dural tear will result in a high block, manifesting as unconsciousness, severe hypotension, and respiratory paralysis requiring (causing hypopnoea). Accidental dural puncture more often results in a severe headache. A common complication of epidural anesthesia is prolonged bl... | 15,388 | medmcqa_train |
Which of the following is associated with the provision of Primary Health care? | At the conference held in 1978, the Alma-Ata Declaration has defined public health care as "Primary Health Care" is essential healthcare made universally accessible to individuals and acceptable to them, through their full paicipation and at a cost the community and country can afford. Bhore Committee Comprehensive Hea... | 15,389 | medmcqa_train |
HIV infects most commonly: | Ans. is 'a' i.e., CD4 Helper cells The receptor for the virus is the CD4 antigen on surface. The cells affected are:- CD4 T Cells (major target).- B lymphocytes.- Monocytes and macrophages.- Langerhans cells in dermis.- Glial cells and microglia in the CNS.- Follicular dendritic cells from tonsils can be infected by HI... | 15,390 | medmcqa_train |
Episiotomy incision was extended posteriorly beyond perineal body injuring the structure immediately posterior to it. Which structure has been injured | Ext. anal sphincteris present just posterior to perineal body. Therefore, Ext. anal sphincter can be injured when episiotomy incision given posteriorly beyond perineal body. | 15,391 | medmcqa_train |
Tachycardia is caused by hypoxia due to: | B i.e. Diffuse vasodilation | 15,392 | medmcqa_train |
Less O2 saturation in blood is seen in: September 2006 | Ans. A: R-L shunt Shunting of blood from the right side to the left side of the circulation (right-to-left shunt) is a powerful cause of hypoxemia. The shunt may be intracardiac or may be intrapulmonary. It has been traditionally thought that this cause could be readily distinguished from the others as the only cause t... | 15,393 | medmcqa_train |
Treatment of choice for extended spectrum beta- lactamase producing enterococci: | Ans. b. Piperacillin-Tazobactam (Ref: Katzung 11/e p599)Piperacillin-Tazobactam is the treatment of choice for extended spectrum beta-lactamase producing enterococci.Extended Spectrum Beta-LactamaseDefinition: 3rd generation cephalosporin resistanceESBL ClassificationAmblerBusch-Joyce* A, B, C, D (based upon their amin... | 15,394 | medmcqa_train |
Volume of air remaining in lung after normal expiration: | Functionality residual capacity: amount of air remaining in the lung after normal expiration. Residual volume: amount of air remaining in the lung after forced expiration. Ref : G K Pal textbook of Practical physiology 4th edition, page number: 159 | 15,395 | medmcqa_train |
True about d-TC is all except: | D i.e. Effect lasts for 2-3 hours | 15,396 | medmcqa_train |
All the following are signs of overhydration except | One must be ale for signs of overhydration (increase in respiratory rate by 5/minute and pulse rate by 15 / minute, increasing edema and periorbital puffiness), which can be dangerous and may lead to hea failure. In case of signs of overhydration, ORS should be stopped immediately and child reassessed after one hour. O... | 15,397 | medmcqa_train |
Vector control for yellow fever around an airpo is done upto a distance of- | Ans. is 'a' i.e., 400 m o Airpos and seapos are kept free from the breading of insect vectors over an area extending at least 400 meters around their peripeters. | 15,398 | medmcqa_train |
Which of the following statement(s) is/are true? | Tenderness and fullness in anatomical snuffbox is pathognomonic for scaphoid fracture.
The tip of the radial styloid is about 1 cm distal to the tip of the ulnar styloid.
Dinner fork deformity is seen in colles fracture. | 15,399 | medmcqa_train |
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