MCQ Book Questions

Q55554. Tolerance to nitroglycerin may be overcome by

Q55555. Quinidine can cause paradoxical tachy- cardia in a patient of

Q55556. Quinidine is now used primarily for

Q55557. Procainamide differs from quinidine in the following respect

Q55558. In heart, potassium channels determine

Q55559. Lidocaine is the preferred antiarrhythmic for emergency control of cardiac arrhyth- mias following acute myocardial infarction because

Q55560. Hypothyroidism is a possible consequence of prolonged therapy with

Q55561. Which of the following drugs is preferred for termination of paroxysmal supraven- tricular tachycardia

Q55562. The following drug is used to reduce the frequency of angina pectoris as well as to terminate an acute attack

Q55563. Antianginal drugs afford the following benefit/benefits

Q55564. Choose the correct statement about the action of nitrates on coronary vessels

Q55565. Organic nitrates relax vascular smooth muscle by

Q55566. Select the organic nitrate which undergoes minimal first-pass metabolism in the liver

Q55567. The primary mechanism of beneficial effect of glyceryl trinitrate in classical angina pectoris is

Q55568. Enhanced automaticity in cardiac cells may occur because of

Q55569. Glyceryl trinitrate is administratered by all of the following routes except

Q55570. 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.

Q55571. A patient suffers from spisodic pain diffusely localized over the chest and upper abdomen, which is relieved by sublingual glyceryl trinitrate. He could be suffering from

Q55572. The dihydropyridines block the following type of calcium channels.

Q55573. Which of the following drugs is most likely to accentuate varient (Prinzmetal) angina ?