Deja Review Pharmacology, Second Edition by Gleason Jessica

Deja Review Pharmacology, Second Edition by Gleason Jessica

Author:Gleason, Jessica [Gleason, Jessica]
Language: eng
Format: epub
Publisher: McGraw-Hill Medical
Published: 2010-06-20T18:30:00+00:00


What state(s) of the voltage-gated Na+ channel is/are most susceptible to drugs?

Open state; inactivated state

What two types of gates does the voltage-gated Na+ channel have?

M (activating)

H (inactivating)

Why is the rate of recovery from an action potential slower in ischemic tissue?

The cells are already partly depolarized at rest.

What class of antiarrhythmic agents has membrane-stabilizing effects?

β-Blockers

Antiarrhythmic agents are grouped into four classes according to what classification system?

Vaughn-Williams classification



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