Q- Which of the following organisms is associated with toxic shock syndrome due to exotoxin A? A- Clostridium perfringens B- Staphylococcus aureus C- Streptococcus pyogenes D- Vibrio cholera Q- Which one of the following types of necrosis is most likely associated with myocardial infarction? A- Caseous B- Coagulative C- Fibrinoid D- Liquefactive Q- Which of […]
usmle questions
Pharmacology MCQs- 256
Q- Which of the following statements correctly describe the lag time of a drug? A- Time from administration of the drug to appearance in blood B- Time from administration of the drug to reaching minimal effect concentration C- Time from administration of the drug to reaching maximal effect concentration. D- Time in which plasma concentration […]
Repeated USMLE Questions Step 2 CK- 465
Q- Which of the following is the most common cause of acute mesenteric ischemia? A- Abdominal aortic aneurysm B- Embolism C- Mesenteric vein thrombosis D- Vascular autoimmune disease Q- A patient presents to the ER with acute myocardial infarction. After administration of aspirin and oxygen what is the nest step of action? A- Administer metoprolol […]
Repeated USMLE Questions Step 1- 336
Q- Disease prevalence can be measured by which one of the following studies? A- Adoption study B- Case-control study C- Cohort study D- Cross-sectional study Q- Which one of the following drugs inhibits ribonucleotide reductase? A- 5-Fluorouracil B- Hydroxyurea C- Mycophenolate D- Ribavirin Q- Which one of the following stain is most likely relevant to […]
Pharmacology MCQs- 255
Q- Which of the following is the drug of choice of anaphylactic shock? A- Adrenaline B- Diphenhydramine C- Dopamine D- Phenylephrine Q- Alendronate is effective in which one of the following conditions? A- Hypoparathyroidism B- Hyperthyroidism C- Osteoporosis D- Spinal cord lesions Q- Which one of the following drugs is the most effective in improvement […]
Repeated USMLE Questions Step 2 CK- 464
Q- Which of the following is the appropriate treatment of amoebic liver abscess? A- Amoxicillin B- Amikacin C- Metronidazole D- Vancomycin E- Surgical drainage Q- Which of the following is the leading cause of blindness in the USA? A- Cataract B- Diabetic retinopathy C- Glaucoma D- Macular degeneration Q- Which of the following locations is […]