Most of the Calcium That Triggers Contraction of Cardiac Muscle

question 108

Multiple Choice

Most of the calcium that triggers contraction of cardiac muscle comes

• A) into the cell through leakage channels in the sarcolemma.
• B) into the cell through voltage-gated channels in the sarcolemma.
• C) from the sarcoplasmic reticulum of the cell.
• D) from the Golgi apparatus of the cell.

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Definitions:

UCC

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