query stringlengths 1 1.57k | pos stringlengths 1 22.5k | idx int64 0 161k | task_name stringclasses 1
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Side effect of salmeterol is - | Ans. is 'a' i.e., Tremor o Salmeterol is a beta - 2 agonist taken by inhalational route and a adverse effects are usually not a problem with beta-agonists when given by inhalation. The most common side effects are muscle tremor and palpitations, which are seen more commonly in elderly patients.o There is a small fall i... | 16,300 | medmcqa_train |
Viruses causing hearing loss are all except - | Ans. is 4d' i.e., Rota virus Viral infection and hearing losso Severe viral infections can sometimes cause hearing loss.o It is thought to be due to oxygen depletion as a result of inflammation in the ear.o The hearing loss that occur after viral infection is often sudden in onset, with many patients reporting that the... | 16,301 | medmcqa_train |
Plasma half life of Carbimazole is | Refer KDT 6/e p 250 Half life of Carbimazole is around 8 hours Where'as propylthiouracil has t1/2 of 2hrs | 16,302 | medmcqa_train |
Level of which hormone is likely to increase after hypothalamic ablation? | Prolactin secretion from the pituitary is normally inhibited by hypothalamic inhibitory factors, one of which is dopamine. Histamine also inhibits prolactin secretion, whereas serotonin and thyrotropin releasing hormone (TRH) stimulate its release. Causes of Hyperprolactinemia Lesions obstructing the inhibitory influen... | 16,303 | medmcqa_train |
In which of the following conditions would the Coisol level be highest? | The secretory rates of CRF, ACTH, and coisol are high in the early morning but low in the late evening. Addison's diseaseresults from an inability of the adrenal coices to produce sufficient adrenocoical hormones. Persons with Addison's disease havediminished secretion of both glucocoicoids (coisol) and mineralocoicoid... | 16,304 | medmcqa_train |
A 27-year-old woman with a goiter comes to the hospital for surgical treatment. The surgeon must ligate the superior laryngeal aery before surgically resecting the goiter, so care must be taken to avoid injury to which of the following nerves? | The Internal laryngeal nerve accompanies the Superior laryngeal aery, External laryngeal nerve accompanies the superior thyroid aery The superior laryngeal, hypoglossal, and vagus nerves are NOT closely associated with the superior laryngeal aery. | 16,305 | medmcqa_train |
Liver biopsy is done through 8th ICS midaxillary line to avoid | Liver biopsy is done through 8th ICS in mid axillary line to avoid lung Liver Biopsy Needle biopsy has proved to be most useful technique to obtain representative liver tissue for analysis For accurate and reliable grading and staging of chronic viral hepatitis, a biopsy specimen of 2cm in length or longer containing a... | 16,306 | medmcqa_train |
A 58-year-old man is undergoing cardiac catheterization for evaluation of chest pain symptoms. He is worried about the risks, and as part of obtaining informed consent, you advise him about the risks and benefits of the procedure. Which of the following aspects of angiography is true? | Contrast media used in cardiac catheterization may result in renal impairment. The group at highest risk includes diabetics with renal disease and those with preexisting renal failure. Good hydration is essential. Other manifestations of contrast media include nausea and vomiting (common), and anaphylactoid reactions c... | 16,307 | medmcqa_train |
Negative symptom of schizophrenia ? | Ans. is 'c' i.e., Ambivalance Symptoms of schizophrenia can be divided into :? Positive symptoms :- Positive symptoms are psychotic symptoms not seen in normal individuals but are "actively expressed" in patient, i.e., hallucinations, delusions and bizarre motor acts. Positive symptoms are more common in acute schizoph... | 16,308 | medmcqa_train |
A 29 year old woman was found to have a hemoglobin of 7.8 g/dl. with a reticulocyte count of 0.8%. The peripherial blood smear showed microcytic hypochromic anemia, Hemoglobin A2 and hemoglobin F levels were 2.4% and 1.3% respectively. The serum iron and the total iron binding capacity were 15 micro g/dl, and 420 micro... | Answer is A (Iron deficiency anemia) Hypochromic microcytic anemia with decreased serum iron and an increased total iron binding capacity (TIBC) suggests a diagnosis of 'iron deficiency anemia' Parameter Normal index Patient in question Inference Hb Male 14-18 g/dl Female 12-16 g/dl 7.8 g/dl 4, Serum Iron 50-150 lig/di... | 16,309 | medmcqa_train |
Trendelenberg sign is positive in paralysis of all except: | C i.e. Gluteus maximusGluteus medius and gluteus minimus muscles are dominantly (mainly) supplied by superior gluteal aery(deep branch); and gluteus maximus by inferior gluteal aery.The aeries of gluteal region arise directly or indirectly, from internal iliac aery. The main branches include 1) superior gluteal 2) infe... | 16,310 | medmcqa_train |
Commonest histological finding in benign hypertension is | (C) (Hyaline arteriosclerosis) (495, 96- Robbins 8th) (678- Harshmohan 7th)* Hyaline arteriosclerosis consists of homogenous pink hyaline thickening of the wall of the arterioles with loss of underlying structural detail.* Encountered frequently in elderly patients whether normotensive, or hypertensive hyaline arterios... | 16,311 | medmcqa_train |
Mallika, 21 year old married female brought to ER with abdominal pain and slight vaginal bleeding. Her urine pregnancy test was positive two days ago. For ruling out ectopic pregnancy, the test that CANNOT be used is: | Ectopic pregnancies are identified with the combined use of clinical findings along with, Transvaginal sonography Serum beta-hCG level--both the initial level and the pattern of subsequent rise or decline Serum progesterone level Uterine curettage Laparoscopy and occasionally, laparotomy The hysterosalpingography (HSG)... | 16,312 | medmcqa_train |
Which of the following is true about a child with severe acute malnutrition? | Diagnostic criteria for severe acute malnutrition in children between 6 months to 5 year age include: 1. Weight/height or Weight/length < -3 Z score, using the WHO Growth Standards 2. Presence of bipedal edema of nutritional origin 3. Mid- upper arm circumference (MUAC) < 115 mm Criteria for discharge of a child with s... | 16,313 | medmcqa_train |
The "String of pearl" colonies on Nutrient agar is produced by - | Ans. is 'c' i.e., Bacillus String of pearl reactiono String of pearl reaction is used to differentiate B. anthracis from B. cereus and other aerobic spore forming bacteria,o When B. antharcis is grown on a solid medium containing penicillin, the cells become larger, spherical and occur in chains on the surface of the a... | 16,314 | medmcqa_train |
The premature baby is : | Less than 38 weeks | 16,315 | medmcqa_train |
Pyridoxal phosphate is needed in: | Ans-A Ref: Harper's Illustrated Biochemistry,28th edition Explanation: Glycogenolysis is the breakdown of glycogen. Glycogen Phosphorylase catalyzes the phosphorolytic cleavage of the (l-4) glycosidic linkages of glycogen, releasing glucose-1- phosphate as the reaction product. Glycogen (n residues)+ Pi - glycogen (n-1... | 16,316 | medmcqa_train |
Simplest and most effective method to prevent nosocomial infection- | Ans. is 'd' i.e., Hand washing o As hand contact is the most common mode of transmission, the best preventive measure of nosocomial infection is proper hand hygiene. | 16,317 | medmcqa_train |
Which of the following does NOT changes | D i.e. Hematocrit Hematocrit does not changes with ageQAge related physiological changes | 16,318 | medmcqa_train |
Pudendal nerve block | Pudendal Nerve BlockIt is a peripheral nerve block that provides local anesthesia over S2-4 dermatomes (majority of perineum and inferior quaer of vagina)It does not block the superior bih canal so the mother is able to feel the uterine contractions(Refer: Morgan and Mikhail's Clinical Anaesthesiology, 5th edition, pg ... | 16,319 | medmcqa_train |
IQ (Intelligence quotient) of a child means – | tasks in relation to other children of same age. | 16,320 | medmcqa_train |
Which of the following surgical therapies is least effective in treatment of myoma associated with heavy menstrual bleeding | Endometrial ablation technique has high failure rate. | 16,321 | medmcqa_train |
Febuxostat is used for?(DNB 2012-section-1) | Ans. (b) HyperuricemiaRef.-.Harrison's 18/e, ch 333 | 16,322 | medmcqa_train |
Fluoride content is least: | C i.e. Isoflurane Isoflurane has least & methoxyflurane has highest fluride contentQ. Methoxyflurane causes vasopressin resistant high output renal failure.Q. | 16,323 | medmcqa_train |
The following protein defects can cause hereditary spherocytosis except - | Hereditary spherocytosis occurs due to defect in : -
Ankyrin
Band 3 (Anion transport protein)
Spectrin
Band 4.2
Note: Band 4.2 is also known as palladin. | 16,324 | medmcqa_train |
One of the following diseases has more than one route of transmission - | <p> Leprosy Mode of transmission includes droplet infection,contact transmission,insect bite, breast feeding... Reference:Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:317. <\p> | 16,325 | medmcqa_train |
Commonest injury in blunt abdominal trauma | Splenic injury can be a subcapsular hematoma, laceration or hilar injury. It can be associated with other organ injuries It can cause torrential hemorrhage and shock. It is the most common organ injured in blunt injury abdomen (Ref; SRB,s Manual of Surgery,5th edition, pg no. 149) | 16,326 | medmcqa_train |
Adverse Adverse effects of phenytoin include all of the following except? | Phenytoin interferes with calcium metabolism by desensitizing target tissue to vit. D, this causes hypocalcemia (not hypercalcemia). At therapeutic level (10-20microg/ml) - Gum hyperophy, hirsutism, hypersensitivity (rashes, lymphadenopathy, DLE, neutropenia), hyperglycemia due to inhibition of insulin release, megalob... | 16,327 | medmcqa_train |
Paranoid psychosis with cocaine is due to: | The occurrence of the psychotic symptoms depends on the dose, the duration of use, and the individual user's sensitivity to the substance. Paranoid delusions are the most frequent psychotic symptoms. Paranoid delusions and hallucinations can occur in up to 50 percent of all persons who use cocaine. Ref: Kaplan and Sado... | 16,328 | medmcqa_train |
All of the following are true about brain metastasis except: | M/c brain tumor is Metastasis M/C primary site for brain metastasis is Ca Lung > Ca breast Frontal lobe is the most common site Lesions are located at the gray-matter and white-matter junction Treated with both Surgery and Radiotherapy (whole brain Radiotherapy) Chemotherapy is not helpful Exceptions: - Can be used in ... | 16,329 | medmcqa_train |
Which of the following is a function of mixed oxidase enzyme? | It is a mixed function oxidase (mono-oxygenase). One molecule of O2 is needed in this reaction; out of which one atom is incorporated in the OH group and the other is reduced to water. This reaction also needs the electron carrier tetra- hydro-biopterin which is regenerated by the reduction of dihydro-biopterin by a re... | 16,330 | medmcqa_train |
Highly selective vagotomy preserves | Highly selective vagotomy includes denervation of only the fundus and body (parietal cell-containing areas) of the stomach (also called parietal cell vagotomy). It preserves the nerve supply of the antrum and pylorus(nerve of laterjee); a pyloric drainage procedure is not needed. ... This procedure is also called proxi... | 16,331 | medmcqa_train |
Which of following muscle has no action at shoulder joint | Movements of the shoulder joint are flexion, extension, adduction, abduction, medial and lateral rotation. These are mainly caused by the muscles pectoralis major, deltoid, latissimus dorsi, teres major and minor and supraspinatus. BD chaurasia 7th edition,page 149-table 10.1 | 16,332 | medmcqa_train |
After more than 1 hour of extraoral time, an avulsed tooth is soaked in sodium hypochlorite solution, then it should be soaked in: | Closed apex, extraoral dry time greater than 60 minutes, suggesting non-viable cells.
Delayed replantation has a poor long-term prognosis.
The periodontal ligament will be necrotic and cannot be expected to heal. The goal in delayed replantation is, in addition to restoring the tooth for aesthetic, functional, and psy... | 16,333 | medmcqa_train |
Best suture for common bile duct is | Synthetic absorbable suture such as vicryl is preferred for CBD Vicryl sutures are used in general soft tissue approximation and vessel ligation Non absorbable sutures ordinarily remain when they are buried within the tissues. This can cause late complications such as the development of gallstones around Non-Absorbable... | 16,334 | medmcqa_train |
99m Technetium labeled RBC scintigraphy is used in the diagnosis of | 99m Technetium labeled RBC scintigraphy It is a means of detecting the origin of bleeding when a patient is being investigated for bleeding from the gut.
Either Tc99m or Sulfur Colloid Tagged RBC's can be used as the radiotracer to detect GI bleeding Scintigraphy is about It) times more sensitive than angiography for t... | 16,335 | medmcqa_train |
Which characteristic applies to the toxin produced by C. diphtheriae | Corynebacterium diphtheriae secretes a protein of approximately 62,000 molecular weight that exhibits toxicity against mammalian cells. Therefore, it is called an exotoxin (i.e., a toxic protein that is secreted by bacterial cells). It is a single polypeptide chain held together by two disulfide bridges. Fragment A exh... | 16,336 | medmcqa_train |
Which of the following is an alpha-blocker without any effect on blood pressure | Ref: HL Sharma 3rd ed: Pg no:187 Tamsulosin is used to treat BPH specifically It acts only on receptors present on bladder and prostrate gland | 16,337 | medmcqa_train |
Non caseating granuloma are seen in all except | The fungal and mycobacterial granuloma are usually associated with central caseating necrosis ,but all large caseating granuloma come from small no caseating granuloma . granuloma can be seen in Hodgkin's disease and byssinosis So metastatic carcinoma of lung is the answer Ref Robbins 9/e p56 | 16,338 | medmcqa_train |
All are involved in fast axonal transport, except | Ans. is 'd' ie Neurofilament Intracellular transport is the one of the most important function of the eukaryotic cell. Nothing can function without the constant shuttling of intracellular components from place to place.Intracellular transport is orchestrated by a diverse constellation of molecular motor proteins that b... | 16,339 | medmcqa_train |
HIAA is a metabolite of: | Ans is 'a' i.e. SerotoninSerotonin or 5 hydroxytryptamine is catabolized to 5 Hydroxy indole acetic acid (5HIAA).The enzyme which catalyzes this reaction is - Monoamine oxidase.5 HIAA is excreted normally in urine. Normal adult excretes about 7 mg of HIAA per day. | 16,340 | medmcqa_train |
PI P2 is cleaved into IP3 and DAG by - | Ans. is 'b' i.e., Phospholipase o Activation of phospholipase (by stimulatory G protein) hydrolyses the membrane phospholipid phosphatidyl inositol 4, 5 bisphosphate (PIP2) to generate the second messenger inositol 1, 4, 5 - triphosphate (IP3) and diacylglycerol (DAG).o IP3 mobilizes Ca+2 from intracellular organelles ... | 16,341 | medmcqa_train |
Ureteric peristalsis is due to intact supply of | Ans. is 'd' i.e. Intrinsic smooth muscle pacemaker activity of renal calyces The walls of the ureter contains smooth muscle cells and are innervated by both sympathetic and parasympathetic nerves as well as by an intramural plexus of neurons and nerve fibres that extend along the entire length of the ureters.Specialize... | 16,342 | medmcqa_train |
Barr body is absent in female having – | Barr body (Sex - chromatin)
It is a densely staining inactivated condensed 'X' chromosome that is present in each somatic cells of the female.
It is found in the nucleus.
It is used as a test of genetic femaleness → it is possible to determine the genetic sex of an individual according as to whether there is a chromat... | 16,343 | medmcqa_train |
Vecuronium acts on : | Ans. is 'b' i.e. Myoneural junction Vecuronium is a non depolarizing neuromuscular blocking agent.It acts on nicotinic receptor at neuromuscular junctions and blocks the depolarization by inhibiting Na+ channels. | 16,344 | medmcqa_train |
True about inferior vena cava -
a) Passes through diaphragm at level of D10 vertebra
b) Rt. Suprarenal artery directly drains to it.
c) It lies anterior to the renal vein.
d) It forms the posterior wall of the epiploic foramen
e) It is related to psoas muscle | Inferior vena cava passes diaphragm at the level of T8.
Inferior vena cava does not receive blood from an artery.
Epiploic foramen lies anterior to the inferior vena cava. | 16,345 | medmcqa_train |
Post coital test (PCT) is done for: | Post coital test (Sims or Huhner's test) is a test for evaluation of the potential role of Cervical factor in infertility.
It is designed to assess:
The quality of cervical mucus.
Presence and number of motile sperms in the female reproductive tract. after coitus.
Interaction between cervical mucus and sperms.
It give... | 16,346 | medmcqa_train |
ENT examination of an old man shows roomy nasal cavities, crust formation and woody hard external nose; which are seen in: | Rhinoscleroma: It is a rare, chronic progressive granulomatous disease of the upper respiratory tract caused by Klebsiella rhinoscleromatis. | 16,347 | medmcqa_train |
Which of the following breast lesions is considered to have the greatest potential for eventual progression to a malignant lesion? | While fibrocystic disease may have many components, including cyst formation, apocrine metaplasia (a benign alteration of cyst epithelium to resemble that of apocrine sweat glands), sclerosing adenosis, and fibrosis, only the epithelial hyperplasia (usual, atypical, or carcinoma in situ) is thought to indicate signific... | 16,348 | medmcqa_train |
Characteristic CT finding in acute SDH is- | Ans. is 'a' i.e. Crescent shaped hyperdense lesion Appearance of hematomas on CT* Biconvex (lens shaped or lenticular) hyperdense(2/3rd) or mixed density lesion(l/3rd) - Epidural hematoma.* Crescent (concao-convex) hyperdense (<2 weeks) or isodense (2-4 weeks) or hypodense (>4 weeks) lesion - subdural hematoma. | 16,349 | medmcqa_train |
Which one of the following is not a Pyridoxine Dependent disorder | Methylmalonic acidemia is an autosomal recessive disorder of amino acid metabolism, involving a defect in the conversion of methylmalonyl-coenzyme A (CoA) to succinyl-CoA. Patients typically present at the age of 1 month to 1 year with neurologic manifestations, such as seizure, encephalopathy, and stroke. Reference: G... | 16,350 | medmcqa_train |
False about Streptococcus pyogenes | A convenient method for the identification of S.pyogenes is based on Maxted's observation that they are more sensitive to bacitracin than other streptococci. a filter paper disc of 0.04 U is applied on the surface of an inoculated blood agar. After incubation, a wide zone of inhibition is seen with S.pyogenes, but not ... | 16,351 | medmcqa_train |
Ulcerative colitis stas from: | Rectal involvement (proctitis) is the hallmark of the disease, and the diagnosis should be seriously questioned if the rectal mucosa is not affected. | 16,352 | medmcqa_train |
Axillary nerve is a branch of which part of brachial plexus - | Ans. is 'd' i.e., Posterior cord Supraclavicular branches of brachial plexuso Branches of brachial plexus which are above the clavicle are called supraclavicular branches,o These arise from roots and trunks.Supraclavicular branches of brachial plexusFrom roots1. Nerves to scaleni and longus colli2. Branch to phrenic ne... | 16,353 | medmcqa_train |
TRUE about neurocysticercosis is: | Albendazole is the drug of choice, although albendazole and praziquantel are both effective treatments. Due to the following reasons albendazole is superior than praziquantel. Albendazole penetrates the subarachnoid space better than praziquantel The treatment course for albendazole is shoer (1 week) than that of prazi... | 16,354 | medmcqa_train |
Most Pit and fissure sealants are based on | The most common sealants are based on bisphenol A-glycidyl methacrylate (Bis-GMA) resin and are light-cured, although some self-cured products are also available. The viscous Bis-GMA resin is mixed with a diluent, such as triethylene glycol dimethacrylate, to produce a reasonably low-viscosity, flowable resin.
Craig Ed ... | 16,355 | medmcqa_train |
Visceral larva migrans caused by: | Ans (b) Toxocara canis It generally seen when human infection occur with non human species of nematodes so larvae is unable to complete its normal development . It can also occur when parasitic nematodes infect immune person, so that its immunity does not allow normal progression of infection. Larva Migrans Cutaneous l... | 16,356 | medmcqa_train |
. The best parameter to measure air pollution is: | SO2 | 16,357 | medmcqa_train |
The forced vital capacity is | The forced vital capacity (FVC), the largest amount of air that can be expired after a maximal inspiratory effort, is frequently measured clinically as an index of pulmonary function. | 16,358 | medmcqa_train |
A 32 weeks pregnant woman presented with intermittent abdominal pain and vaginal discharge, on analysis of the cervicovaginal discharge showed fibronectin. What is the probable diagnosis? | Fibronectin is a glycoprotein normally present in cervical and vaginal secretions before 22 and after 37 weeks.It is the cement for the fusion of the chorioamniotic membranes with the decidua, a process that is completed after 22 weeks of gestation The biochemical marker of activation of the fetal membranes is the leak... | 16,359 | medmcqa_train |
Which of the following is not a part of the carotid sheath -(84-85-BDC-3) 6th Edition | (D) (Cervical plexus) (84-85-BDC-3) 6th EditionCarotid sheath* Carotid sheath is a local consideration of the prevertebral, the pretracheal, and the investing layers of the deep fascia.* Contents -a) Common and internal carotid artery.b) Internal jugular vein.c) Vagus nerve.d) Deep cervical lymph nodes.* Relations -1) ... | 16,360 | medmcqa_train |
Transitional epithelium is seen in - | Ans. 'c' i.e., Urinary bladder o Transitional epithelium is a multilayered stretchable epithelium which has extra reserve of cells.Type of epitheliumTissue or organSimple squamousLung alveoliMesothelium lining serous surfacesEndocardium and endotheliumLoop of henle in nephronKeratinized stratified squamousEpidermis of ... | 16,361 | medmcqa_train |
Quellung reaction is seen with: | Quellung reaction Capsular swelling due to serological reaction Pneumococcal Capsular antigen + Antibody causes Capsular swelling Note:- MC fadyean's reaction Done for bacillus anthracis capsule (polypeptide) | 16,362 | medmcqa_train |
Drug of choice for treatment of psoriasis involving <10% of BSA (body surface area) is | Topical steroids & topical calcipotriol can be used for treating psoriatic lesions involving <10% body surface area & calcipotriol is the drug of choice. | 16,363 | medmcqa_train |
A patient who is a known case of AIDS presents to the OPD with fever, chills, malaise and weight loss. The microscopic examination of the cutaneous lesion shown below revealed predominant neutrophilic infiltration. What is the most likely diagnosis? | The clinical vignette and the microscopic findings suggest the diagnosis of bacillary angiomatosis. Bacillary angiomatosis is a disease of severely immunocompromised patients, is caused by B. henselae or B. quintana, and is characterized by neovascular proliferative lesions involving the skin. It consists of lobular pr... | 16,364 | medmcqa_train |
All the following are risk factors for fetal overgrowth except | Risk Factors for Fetal OvergrowthObesityDiabetesPostterm gestationMultiparityLarge size of parentsAdvancing maternal agePrevious macrosomic infantRacial and ethnic factorsReference: William's Obstetrics; 25th edition; Chapter 44; Fetal-Growth Disorders | 16,365 | medmcqa_train |
Special stain useful in the following condition | . | 16,366 | medmcqa_train |
In Nephrotic syndrome, all serum proteins are reduced except" | Ans. is 'b' FibrinogenExplained earlier. | 16,367 | medmcqa_train |
Thiazides false is | Ans. is 'd' i.e. Increases calcium excretion in urine Thiazides are moderate efficacy diureticsThey inhibit NaCl reabsorption from the luminal side of epithelial cells in the DCT by blocking the Na+Cl- transporterThiazides increase calcium reabsorption in the kidney tubules thus, decreasing calcium excretion. But thiaz... | 16,368 | medmcqa_train |
Periglomerular fibrosis is considered typical of | Chronic pyelonephritis is defined here as a morphologic entity in which predominantly interstitial inflammation and scarring of the renal parenchyma are associated with grossly visible scarring and deformity of the pelvicalyceal system. Chronic pyelonephritis is an impoant cause of chronic renal failure. It can be divi... | 16,369 | medmcqa_train |
Which is seen in the X-ray skull shown? | Ans. (a) Pepper pot skull.Image source - http://68.media.tumblr.com/d46412907ee7900476a488e26758513b/tumblr_n04rfkqznM1ru4rx5o1_1280.jpg | 16,370 | medmcqa_train |
Pulmonary segments in middle lobe of right lung are: | A. i.e. Medial | 16,371 | medmcqa_train |
ECG features of Athlete's Heart include all of the follow ing except- | Ans. is 'd' i.e., Shortened QT interval o Athletes Heart is associated with a prolonged QT interval and not a shortened QT intenal.o Athlete's Heart is usually associated with a prolonged QT interval because of bradycardia. When corrected for heart rate the QT interval (QT) is usually at the upper limit.Normal ECG find... | 16,372 | medmcqa_train |
True statement about weakly basic drugs is: | Acidic drugs bind to plasma albumin whereas basic drugs to alpha-1 acid glycoprotein. Acidic drugs are excreted faster in alkaline urine whereas basic drugs in acidic urine. Acidic drugs are ionized in alkaline medium (as in intestine) whereas basic drugs are ionized in acidic medium (as in stomach) Non-ionized drugs c... | 16,373 | medmcqa_train |
Mivacurium false is: | Hypeension | 16,374 | medmcqa_train |
For diagnosing which of the following infection is Whiff test done? | The whiff test, is performed by adding a small amount of potassium hydroxide to a microscopic slide containing the vaginal discharge. A characteristic fishy odor is considered a positive whiff test and is suggestive of bacterial vaginosis. The presence of clue cells on wet mount is similar to the whiff test. Diagnosis ... | 16,375 | medmcqa_train |
All of the following may be seen in Anorexia Nervosa, except | Repeated vomiting after meals | 16,376 | medmcqa_train |
The drugs which achieve concentration in bile are all except ? | Ans. is 'd' i.e., Alpha methyl dopa | 16,377 | medmcqa_train |
NOT an indication for surgery in Ventricular septal
defect | Eisenmenger's Syndrome is an absolute contraindication for Surgery in Ventricular septal defect. | 16,378 | medmcqa_train |
Granisetron is a: | 5HT3 antagonist | 16,379 | medmcqa_train |
Nucleosome core protein is made up of - | Ans. is 'c' i.e.. Histones Nucleosomeso Nucleosomes are primary structural units of chromatin. It consists of DNA bound to protein histones, i.e. core of protein histones wrapped with DNA. Histones are basic proteins rich in lysine and argininine. These positively charged amino acids interact with negatively charged ph... | 16,380 | medmcqa_train |
A 23-year-old woman is noticed to have irregular pupils on routine examination. She has one large pupil, which has minimal response to light stimulation, but it does respond to accommodation. The eye movements are normal and she experiences no double vision.For the above patient with a pupillary abnormality, select the... | The tonic pupil (Holmes-Adie syndrome) is caused by a parasympathetic lesion at or distal to the ciliary ganglion. The pupil is large and usually unilateral, with absent response to light. A bright room, by causing constriction of the normal pupil, accentuates the anisocoria. The tonic pupil can be associated with Shy-... | 16,381 | medmcqa_train |
Popliteal aery injury is commonly seen in which type of traumatic knee dislocation? | *Make it very clear in your mind that popliteal aery injury can occur with both anterior and posterior dislocation of knee. But it is more common in posterior dislocation. Clinical evaluation : (vascular exam) -Measure Ankle-Brachial Index (ABI) if ABI >0.9 >>>> then monitor with serial examination if ABI <0.9 >>>> -If... | 16,382 | medmcqa_train |
Which of the following premalignant lesion has the highest potential of getting converted into malignancy? | Among all oral precancerous lesions, Erythroplakia has the maximum potential to convert to malignancy. | 16,383 | medmcqa_train |
A 44-year old male having a long history of cigarette smoking presented with gangrene of left foot. An amputation of the left foot was done. Representative sections from the specimen revealed presence of aerial thrombus with neutrophilic infiltrate in the aerial wall. The inflammation also extended into the neighboring... | BUERGER'S DISEASE (Thromboangiitis obliterans) - Segmental inflammatory disease, affecting small and medium sized aeries in upper and lower extremities - Inflammatory process involves neighboring veins and nerves - Typically seen in young, male smokers (not females and non-smokers) - Thrombus contain micro abscess . - ... | 16,384 | medmcqa_train |
Most common organ involved by congenital TB is: | Most common organ involved by congenital TB is: Liver | 16,385 | medmcqa_train |
A 30-year-old male presents to ER with multiple episodes of chest pain, lasting between 10-20 minutes over the last 2 hours. He admits that he did "a bit of coke" at a house pay. Clinical assessment reveals: Pulse: 95/min, Blood pressure: 135/93mm Hg, Sp02= 97% on room air. ECG during a fuher chest pain episode reveals... | Cocaine leads to coronary vasoconstriction & ECG will show ST elevation. Option A: No, PCI because it is not case of STEMI, it is case of Cocaine vasoconstriction so dilate the vessel. Option B: Enoxaparin given to prevent development of re-occlusion of blood vessel or to prevent redevelopment of thrombus in case of MI... | 16,386 | medmcqa_train |
Name the drug used for this procedure | Tolazoline is an alpha blocker used in peripheral aeriography as it produces vasodilatation and has more selective action on peripheral vessels. Refr: KD Tripathi 8th ed. | 16,387 | medmcqa_train |
ACE inhibitors are contraindicated in | Refer kDT 6/e p 484 Angiotensin-conveing enzyme inhibitors (ACEIs) are contraindicated in patients with bilateral renal aery stenosis due to risk of azotemia resulting from preferential efferent aeriolar vasodilation in the renal glomerulus due to inhibition of angiotensin II. | 16,388 | medmcqa_train |
Which of the following matrix metalloproteinase expression is increased in endometriosis | MMP-3 expression is significantly increased in women with endometriosis. | 16,389 | medmcqa_train |
Garden spade deformity is seen in ? | Ans. is 'c' i.e., Smith's fracture Smith fracture (Reverse colle's fracture) It is a fracture of distal third of radius with palmar displacement. Hence, it is called as reverse colles fracture (In colles fracture there is dorsal displacement). It is less common than colles fracture and is caused by fall on the back of ... | 16,390 | medmcqa_train |
All are true regarding students t-test, except ? | Ans. is 'a' i.e., Standard error of mean is not calculated Student t test o Small samples do not follow normal distribution as large ones do. To overcome this problem 't' test was devised by W.S. Cassette whose pen name was 'student' and hence this test was called student 't' test. Application of test : o It is applied... | 16,391 | medmcqa_train |
Rajiv Gandhi Shramik Kalyan Yojana is associated with: | The Rajiv Gandhi Shramik Kalyan Yojana is a scheme which provide an unemployment allowance for employees covered under ESI scheme. The scheme came into effect from 1st April 2005. The allowance can be availed in one spell or in different spells of no less than 1 month. Ref: Park, Edition 21, Page - 758 | 16,392 | medmcqa_train |
Which of the following strains of Escherichia coli is commonly implicated in traveler's diarrhea mediated by heat stable enterotoxin and heat labile exotoxin? | Enterotoxigenic Escherichia coli (ETEC) is common cause of traveler's diarrhea. It is also associated with diarrhea in infants in developing countries. It causes watery diarrhea, abdominal cramps and low grade fever. The common etiologies of traveler's diarrhea may vary with location and with season. However, on a worl... | 16,393 | medmcqa_train |
Keratoderma-Blenorrhagicum is pathogno-monic of | Ans. is 'b' i.e., Reiter's disease Keratoderma Blenorrhagica is the characteristic skin lesion seen in patients with Reactive Ahritis. "The Characteristic skin lesions in Reactive Ahritis, Keratoderma Blenorrhagica, consist of vesicles that become hyperkeratotic, ultimately forming a crust before disappearing. These ar... | 16,394 | medmcqa_train |
Diagnostic investigation in carcinoma pan2 | MDCT Diagnostic investigation in carcinoma pancreas is MDCT MDCT is investigation of choice for evaluation of lesions arising in the pancreas Investigation of choice for diagnosis, staging and follow up in CA pancreas : MDCT Ref:Sabiston 20th edition Pgno :1544 | 16,395 | medmcqa_train |
A 23-year-old woman arrives at the emergency department with a swollen, painful forearm. An MRI examination reveals a compartment syndrome originating at the interosseous membrane between the radius and ulna. Which of the following type of joint will most likely be affected? | A synarthrosis joint is a fibrous connection that allows minimal to no movement. In this case, virtually no movement is allowed by the interosseous membrane joint between the radius and ulna. Symphysis joints are permanent fibrocartilaginous fusions between two bones; pubic symphysis is an example. Synchondrosis is a t... | 16,396 | medmcqa_train |
ATM gene is located on ? | Ans. is 'a' i.e., Chromosome 11Ataxia-Telangiectasia Is an autosomal recessive disorder characterized by an ataxic-dyskinetic syndrome beginning in early childhood, with the subsequent development of telangiectasias in the conjunctiva and skin, along with immunodeficiency. o The ataxia-telangiectasia mutated (ATM) gene... | 16,397 | medmcqa_train |
A 54-year-old man presents with gnawing epigastric pain that occurs at regular intervals daily. The pain is paially relieved by antacids and food. Upper endoscopic studies reveal a duodenal lesion. Fuhermore, a biopsy confirms the benign nature of the lesion and demonstrates numerous Helicobacter pylori bacilli. Which ... | The gross specimen shows a typical peptic ulcer of the first poion of the duodenum. The great majority of these ulcers are associated with chronic H. pylori infection, which plays a pathogenetic role. Eradication of H. pylori is necessary not only for rapid healing of active ulcers, but also to prevent future recurrenc... | 16,398 | medmcqa_train |
A patient presented with multiple nodulocystic lesions on the face. The drug of choice is : | A i.e. Retinoids | 16,399 | medmcqa_train |
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