Pharmacology MCQs- 298

Q- Which of the following anti-retroviral treatments is a non-competitive reverse transcriptase inhibitor?

A- Didanosine

B- Nevirapine

C- Saquinavir

D- Zidovudine

B- Nevirapine- The only one on the list that is NCRTI. A and D are nucleoside reverse transcriptase inhibitors and C is a protease inhibitor. 


Q- Which of the following are the most likely effects of beta blockers on the end-diastolic volume (EDV) and the ejection time (ET)?

A- Both of them decrease

B- Both of them increase

C- EDV decreases and ET increases

D- EDV increases and ET decreases

B- Both of them increase- Beta blockers decrease heart rate which allows more time for diastolic filling leading to increased EDV and eventually ET increases. 


Q- Which of the following is the first line therapy for gastroparesis in patients with diabetes?

A- Metoclopramide

B- Omeprazole

C- Ondansetron

D- Cimetidine

A- Metoclopramide- B is the first line treatment for gastroesophageal reflux disease. C is for nausea and vomiting of chemotherapy and D is for gastric ulcer. 


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