Q- Which one of the following drugs is often added to nasal decongestants? A- Albuterol B- Epinephrine C- Norepinephrine D- Phenylephrine Q- What is the mechanism of action of aminoglycosides? A- Blocking pathogens recognition of the host B- Disruption of cell wall hemostasis C- Disruption of ribosomal protein synthesis D- Inhibition of general metabolic pathways […]
Repeated USMLE Questions Step 2 CK- 449
Q- Which one of the following valve abnormalities is related to intravenous drug abuse? A- Aortic stenosis B- Aortic regurgitation C- Mitral stenosis D- Tricuspid regurgitation Q- Which one of the following dermatologic disorders presents with a herald batch and a Christmas tree pattern? A- Bullous pemphigoid B- Pemphigus vulgaris C- Pityriasis rosea D- Psoriasis […]
Repeated USMLE Questions Step 1- 320
Q- Canal of Schlemm is located at which one of the following junctions? A- Cornea and iris B- Cornea and sclera C- Cornea and ciliary body D- Ciliary body and iris Q- Prolonged vomiting results in which one of the following findings? A- Metabolic acidosis with hypernatremia B- Metabolic acidosis with hyperkalemia C- Metabolic alkalosis […]
Pharmacology MCQs- 239
Q- Which one of the following lipid-lowering agents can cause skin flushing and pruritus? A- Atorvastatin B- Cholestyramine C- Gemfibrozil D- Niacin Q- Which one of the following drugs reverses the effects of heparin? A- Chloroquine B- Epinephrine C- Protamine D- Warfarin Q- Which one of the following oral anti-diabetic drugs is associated with lactic […]
Repeated USMLE Questions Step 2 CK- 448
Q- Which of the following is the indication for surgical repair of abdominal aortic aneurysm (AAA)? A- Larger than 3.5 cm B- Larger than 5.5 cm C- Located under the origin of renal arteries D- Right after been diagnosed Q- Which of the following is an epithelial tumor with a “stuck-on” appearance? A- Actinic keratosis […]
Repeated USMLE Questions Step 1- 319
Q- Which of the following is higher in athletics than in non-athletics in resting conditions? A- Cardiac output B- Heart rate C- Oxygen consumption D- Stroke volume Q- Which of the following is the epithelial covering of vocal cords? A- Simple columnar B- Simple cuboidal C- Simple squamous D- Stratified squamous Q- Which one of […]