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    Visual Anatomy and Physiology Study Set 1
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    Exam 18: The Heart and Cardiovascular Function
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    In Cardiac Muscle,the Fast Depolarization Phase of the Action Potential
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In Cardiac Muscle,the Fast Depolarization Phase of the Action Potential

Question 57

Question 57

Multiple Choice

In cardiac muscle,the fast depolarization phase of the action potential is the result of ________ membrane permeability to ________ ions.


A) increased; sodium
B) increased; potassium
C) decreased; calcium
D) decreased; sodium
E) increased; chloride

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