Q- Which of the following medications acts to prevent cholesterol absorption at small intestine brush border? A- Cholestyramine B- Colestipol C- Ezetimibe D- Gemfibrozil Q- Alcohol is oxidized in the liver by which one of the following enzymes? A-Alcohol decarboxylase B- Alcohol dehydrogenase C- Alcohol oxidase D- Alcohol reductase . Q- Which of the following […]
repeated usmle questions
Repeated USMLE Questions Step 1- 361
Q- Which of the following statements correctly describes the relative risk of a study? A- Odds that the group with a disease was exposed to a risk factor divided by odds that the group without the disease was exposed B- Risk of developing disease in the exposed group divided by risk in the unexposed group […]
Repeated USMLE Questions Step 1- 360
Q- The tracheal tube is originated from which of the following structures? A- Ductus arteriosus B- Foregut C- Fourth pharyngeal arch D- Third pharyngeal arch Q- Which of the following endocrine disorders is characterized by high blood pressure, sodium and water retention, low potassium level and decreased renin activity? A- Addison’s disease B- Pheochromocytoma C- […]
Repeated USMLE Questions Step 1- 359
Q- If the prevalence of a disease is 10%, what is the chance that randomly selected 3 persons out of this population will all have the disease? A- 0.1 B- 0.0.1 C- 0.001 D- 0.0001 Q- Which one of the following neoplasms is the most likely related to HIV infection? A- Burkitt’s lymphoma B- Hodgkin’s […]
Pharmacology MCQs- 265
Q- Bioavailability of a medication is maximal when it has which of the following factors? A- High ionization B- High lipid solubility C- High plasma binding D- High water solubility Q- Which of the following is the major indication of ondansetron in patients receiving chemotherapy? A- Hair loss B- Nausea and vomiting C- Headache D- […]
Repeated USMLE Questions Step 2- 473
Q- Risk of rupture of abdominal aortic aneurysm (AAA) is increased by all the following factors EXCEPT? A- Male gender B- Increased aortic wall stress C- Smoking D- Uncontrolled hypertension Q- Which of the following conditions is associated with the presence of non-inflammatory follicular papules (comedones)? A- Acne vulgaris B- Atopic dermatitis C- Bullous pemphigoid […]