The Action Potential of Cardiac Pacemaker Cells Is Caused by

question 65

Multiple Choice

The action potential of cardiac pacemaker cells is caused by

• A)inward diffusion of Na⁺.
• B)inward diffusion of Ca²⁺.
• C)inward diffusion of K⁺.
• D)outward diffusion of K⁺.

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Definitions:

Deficit Principle

A concept in motivational theory that suggests people are motivated to satisfy deprived needs that are in a deficit state.

Progression Principle

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