Drugs Acting on the Cardiovascular System Quiz 1

1. Select the drug which can markedly potentiate the
vasodilator action of organic nitrates:

2. The following drug is used to reduce the frequency of
angina pectoris as well as to terminate an acute attack:

3. Glyceryl trinitrate is administered by the following
routes except:

4. Started within 4-6 hours of acute myocardial infarction, which of the following drug(s) can reduce the area of necrosis and the attendant mortality:

5. Choose the correct statement about the action of nitrates on coronary vessels:

6. The primary mechanism of beneficial effect of glyceryl
trinitrate in classical angina pectoris is:

7. Use of adenosine for terminating an episode of
paroxysmal supraventricular tachycardia has the
following advantages except:

8. Antianginal drugs afford the following benefit/benefits:

9. Actions of adenosine include the following except:

10. Blood flow in the following vascular bed generally
decreases under the influence of glyceryl trinitrate:

11. The antidotal effect of sodium nitrite in cyanide poisoning is dependent upon:

12. Nitrate tolerance is least likely to develop with the use
of:

13. The following drug terminates paroxysmal supraventricular tachycardia rapidly, but cannot be used to
prevent its recurrences:

14. A patient suffers from episodic pain diffusely localized
over the chest and upper abdomen, which is relieved
by sublingual glyceryl trinitrate. He could be suffering
from:

15. A patient of acute myocardial infarction being treated
in intensive care unit developed left ventricular failure
with raised central venous pressure. It was decided to
use glyceryl trinitrate. Which route/method of administration would be most suitable:

16. The following drug is preferred for termination as well
as prophylaxis of paroxysmal supraventricular
tachycardia:

17. Select the organic nitrate which undergoes minimal
first-pass metabolism in the liver:

18. The dihydropyridines block the following type of calcium channels:

19. Organic nitrates have predominantly venodilator
action because:

20. Organic nitrates relax vascular smooth muscle by: