Cardio: Antidysrhythmic Drugs Flashcards
How does Atropine increase HR?
What receptors does it act on?
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What are the Class III drugs?
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Give the Clinical Application of Verapamil
Note: More useful than digoxin for rate control in atrial fibrillation due to the Ca+2 channel blockade in AV node persisting during sympathetic stimulation.
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Give the PKs and ADRs for Propranolol
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What is the general mechanism of Class Ib drugs?
What happens to phase 3, APD, and QT?
What conditions are they useful in treating?
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What are the Class IV Agents?
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What is the Class II Agent?
Propranolol
What are the Class Ia Agents?
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Describe the PKs of Procainamide
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What is Ventricular Re-entry, and what kind of Disorders of Impulse is it?
Disorder of Impulse Conduction
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What are the ADRs Quinidine?
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Label each action potential as either
- Atrium
- Ventricle
- SA node
- AV Node
- Purkinje Fibers
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What are the Pharmacokinetics for Digoxin?
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Give each of the following the title as
- ST segment
- P Wave
- QT Interval
- QRS Complex
- T Wave
- PR Interval
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What are the General mechanisms for Class II drugs?
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Concerning AV Nodal Blocks, describe the difference in 1st, 2nd and third degree. What kind of Disorders of Impulse are they?
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- What is the mechanism for Lidocaine?
- What is Lidocaine used to treat?
- What does Lidocaine do to the ERP and APD?
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Concerning Class Ic drugs
- What happens to QRS, APD, QT, and PR?
- What happens to phase 0?
- What is special about the mechanism kinetics?
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What are the ADRs for Amiodarone?
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