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A member asked:
How can antidysrhthmic drugs changes the shape of various phases of the cardiac action potential?
A doctor has provided 1 answer
Drugs: Antiarrhythmic drugs alter the flow rate of various chemicals across the membranes of the electrically active cells of the heart. Depending on what is going on in what phase, the rate of change of that phase will be altered and thus change the overall appearance of the action potential.
Answered 1/26/2014
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