Where Are the Heart Cells with the Fastest Rate of Action

question 55

Multiple Choice

Where are the heart cells with the fastest rate of action potential initiation localized?

• A)​apex of the heart
• B)Purkinje fibers
• C)Bundle of His
• D)AV node
• E)​SA node

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A branch of anthropology that studies how people perceive, think about, and understand the world around them.

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Theory that seeks to understand social behavior by analyzing the costs and benefits of interacting with each other; it assumes that sex is a resource that women have and men want.

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