The action potentials are slowed at the AV node to allow the

A. pacemaker to reset for the next beat.
B. atria to complete their contraction.
C. ventricles to repolarize.
D. atria to begin their contraction.
E. ventricles to completely empty of blood.


Answer: B

Anatomy & Physiology

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What can a deficiency of growth hormone during bone formation cause?

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Pectoralis major originates on the ________ and inserts in the intertubercular sulcus of the humerus

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Anatomy & Physiology