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Other quiz:

Integumentary System › View

Which layer is the most superficial layer of the skin?

A. dermis

B. hypodermis

C. hypodermic

D. epidermis

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Physiology › View

The rising phase of the action potential in the pacemaker cells occurs in response to:

A. activation of long-lasting, voltage-gated Ca2+ channels

B. activation of voltage-gated Na+ channels

C. activation of voltage-gated Cl channels

D. activation of transient Ca2+ channels

E. activation of voltage-gated K+ channels

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