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Cardiac Pharmacotherapy and Emergency Interventions Quiz

#1

Which of the following drugs is a first-line treatment for acute myocardial infarction?

Aspirin
Explanation

Antiplatelet agent inhibiting platelet aggregation

#2

What is the mechanism of action of nitroglycerin in the treatment of angina?

Decreases preload and afterload
Explanation

Vasodilator reducing cardiac workload

#3

Which medication is commonly used as a rescue therapy for supraventricular tachycardia?

Adenosine
Explanation

Slows conduction through the AV node

#4

Which of the following drugs is a selective beta-1 adrenergic receptor blocker?

Metoprolol
Explanation

Reduces heart rate and contractility

#5

Which medication is commonly used as a first-line treatment for stable angina?

Atenolol
Explanation

Beta-blocker reducing myocardial oxygen demand

#6

What is the main pharmacological effect of diuretics in heart failure management?

Decrease in preload
Explanation

Reduces fluid volume and venous return

#7

What is the primary mechanism of action of angiotensin-converting enzyme (ACE) inhibitors in heart failure?

Inhibition of angiotensin-converting enzyme
Explanation

Prevents conversion of angiotensin I to II

#8

Which of the following medications is contraindicated in patients with heart failure with reduced ejection fraction (HFrEF)?

Sacubitril/valsartan
Explanation

Can lead to hypotension and renal impairment

#9

Which medication is a direct renin inhibitor used in the treatment of hypertension?

Aliskiren
Explanation

Blocks renin-angiotensin-aldosterone system

#10

What is the main mechanism of action of beta-blockers in heart failure?

Inhibition of the sympathetic nervous system
Explanation

Reduces heart rate and myocardial oxygen demand

#11

Which medication is commonly used for the management of acute pulmonary edema?

Furosemide
Explanation

Loop diuretic reducing pulmonary congestion

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