Flashcards in ORGANOTROPIC AGENTS - Antiarrhythmic agents Deck (28):
This drug is a Class IA antiarrhythmic drug
This drug is a Class IC antiarrhythmic drug
This drug is a Class II antiarrhythmic drug
This drug is a Class III antiarrhythmic drug
This drug prolongs repolarization
This drug is a Class IV antiarrhythmic drug
This drug is used in treating supraventricular tachycardias
This drug is associated with Torsades de pointes
This drug has beta-adrenergic blocking activity
This drug is useful in terminating atrial but not ventricular tachycardias
This is a drug of choice for acute treatment of ventricular tachycardias
True or False. The calcium channel blockers have direct negative inotropic effects because they reduce the inward movement of calcium during the action potential.
True or False. Common unwanted effects of the dihydropyridines are due to vasodilation.
True or False. Verapamil is a more potent vasodilator than nifedipine.
This drug is contraindicated in patients with moderate to severe heart failure
This drug is used intravenously to terminate supraventricular tachycardias
This drug has a little or no direct effect on chronotropy and dromotropy at normal doses
True or False. Verapamil has a significant effect on automaticity in the SA node.
This drug acts by inhibiting slow calcium channels in the SA and AV nodes
True or False about verapamil. It blocks L-type calcium channels
True or False about verapamil. It increases heart rate
True or False about verapamil. It relaxes coronary artery smooth muscle
True or False about verapamil. It depresses cardiac contractility
The following calcium channel blockers are useful in the treatment of cardiac arrhythmias
The following calcium channel blockers are not useful in the treatment of cardiac arrhythmias
The following are common adverse effects of calcium channel blockers
The following are not common adverse effects of calcium channel blockers
Skeletal muscle weakness