Indicate Which Ion Is Involved in Each Event Being Described

question 118

Short Answer

Indicate which ion is involved in each event being described by using the following answer code.
a.K+
b.Na+
c.Ca₂₊
-Explosive increase in membrane permeability to _____ brings about the rapidly rising phase of the action potential in contractile cardiac cells.

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Definitions:

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The act of sexually stimulating oneself, often leading to orgasm.