CVS Pharmacology mcqs for jobs test preparation in pharmacology departments.
CVS Pharmacology MCQs
Mechanism of action of nifidipine is ____?
A. It has a prominent smooth muscle relaxant action causes arteolar dilation leading to fall in blood pressure
B. Nifidipine depresses the SA node thus decreasing mycocoardial excitability
C. Mainly depression of A-V conduction
D. Decreased cardiac output thus decreasing load on myocardium
The mechanism of action of sodium nitroprusside is _____?
A. Increases cAMP
B. Direct Vasodilator
C. Calcium channel blocker
D. Block the sympathetic flow at hypothalamus
Morphine is a _____?
A. Sedative
B. Alkaloid
C. Diuretic
D. Anti hypertensive
E. Both A & B
Which of the following cardiac depressants is contraindicated in a patient with cardiac arrhythmia ____?
A. Lidocaine
B. Quinidine
C. Phenytoin
D. Propranolol
The potent anti arrhythmic drug which has little negative ionotropic effect valuable in patients with poor left ventricular function _____?
A. Amlodipine
B. Bidoprolo
C. Amiodarnone
D. Digoxin
The following drugs are useful in hypertension except ______?
A. Calcium channel blockers
B. Alpha methyl dopa
C. Beta blockers
D. Pentoxifyline
Hypokalemia is seen in therapy with ______?
A. Digitalis
B. Ibuprufen
C. Corticosteroids
D. Diazepam
Alpha blocker used as anti hypertensive agent ______?
A. Alpha methyl DOPA
B. Prazosin
C. Clonidine
D. Propranolol
Isosorbide 5 – mononitrate is preferred because ____?
A. Less tolerance develops
B. Sublingual absorption is better
C. Longer duration of action
D. Direct coronary vasodilatory action is more
