Usage for hash tag: february2020usmle2ck

#february2020usmle2ck Which of the following is the most common primary disturbance of acid-base balance in pregnant women? A- Metabolic acidosis B- Metabolic alkalosis C- Respiratory acidosis D- Respiratory alkalosis

#february2020usmle2ck Which of the following is the most common type of testicular cancer? A- Granulosa cell tumor B- Leydig cell tumor C- Seminoma D- Teratoma

#february2020usmle2ck Which one of the following results of Tensilon test confirms the diagnosis myasthenia gravis A- Exaggeration of weakness B- No effect C- Rapid amelioration of symptoms D- Slow and gradual amelioration of symptoms

#february2020usmle2ck A patient represents with a neck mass. Which of the following suggests the possibility of cancer? A- History of hoarseness of voice for 3 months B- History of hypothyroidism C- Pain or tenderness D- Recent complaint of toothache

#february2020usmle2ck What is the most common cause of abdominal aortic aneurysm? A- Atherosclerosis B- Complication of coronary artery disease C- Post-inflammatory D- Post-operative

#february2020usmle2ck Which one of the following drugs is most likely to cause severe bone marrow depression? A- Cyclosporine B- Prednisone C- Sirolimus D- Tacrolimus

#february2020usmle2ck Which one of the following indicates drug resistance? A- Altered effect of the drug when used with another drug B- Induction of liver metabolism C- No or minimum effect on a microorganism due to genetic mutation D- Response to a drug decreases after repeated use

#february2020usmle2ck Which one of the following defines the drug efficacy? A- The capacity a drug to affect a condition irrespective of the dose B- The dose of a drug needed to produce a maximal effect C- The impact of the drug on a wide range of patients D- The minimal amount of drug...

#february2020usmle2ck Which of the following is the active form of vitamin D? A- 1-dihydroxycholecalciferol B- 1,25-dihydroxycholecalciferol C- 25-hydroxycholecalciferol D- Cholecalciferol

#february2020usmle2ck Which one of the following enzymes catalyzes the transformation of testosterone into DHT? A- 17α-hydroxylase B- 5 α-reductase C- Aromatase D- Cholesterol side chain cleavage enzyme (CYP11A1)

#february2020usmle2ck Pancreatic exocrine secretions empty into the duodenum through which one of the following? A- Accessory pancreatic duct B- Common bile duct C- Duct of Santorini D- Duct of Wirsung

#february2020usmle2ck Which one of the following fractures is incomplete and involving the cortex of only one side of the bone? A- Greenstick fracture B- Nursemaid’s elbow C- Osgood-Schlatter disease D- Torus fracture

#february2020usmle2ck Which of the following signs of infective endocarditis appears as small, tender nodules on the finger and toe pads? A- Janeway lesions B- Osler nodes C- Roth’s spots D- Splinter hemorrhages

#february2020usmle2ck Which one of the following reactions occurs between five days and three months after transplant? A- Hyperacute rejection B- Acute rejection C- Chronic rejection D- Delayed rejection

#february2020usmle2ck Which one of the following drugs is associated the most to tardive dyskinesia after use for years? A- Aripiprazole B- Chlorpromazine C- Olanzapine D- Risperidone

#february2020usmle2ck Pharmacokinetics of a drug is defined as which one of the following? A- Amount of drug needed to produce an effect B- Effect of a drug on certain body systems C- Reaction of the body to a drug D- The movement of a drug within the body

#february2020usmle2ck Which of the following is a frequent side effect of amphetamine? A- Constipation B- Depression C- Diarrhea D- Hair loss

#february2020usmle2ck Which of the following is the main complication of sickle cell disease? A- Autosplenectomy B- Cerebral hemorrhage C- Hepatic failure D- Renal failure

#february2020usmle2ck Which of the following is/are the most likely biopsy features seen in Celiac disease? A- Crypt abscesses with excess neutrophils B- Flattening of villi with excess lymphocytes C- Lack of ganglion cells D- Lymphoid aggregates with granulomas

#february2020usmle2ck Which of the following is the main reaction of hepatic cytochrome P-450 in metabolism? A- Binding with glucuronic acid B- Binding with glutathione C- Hydroxylation D- Methylation