Which Component of a Muscle Does the Calcium Ion Combine

question 56

Multiple Choice

Which component of a muscle does the calcium ion combine with to allow a contraction to occur?

• A) myosin head
• B) actin
• C) troponin
• D) T tubule

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Definitions:

Glands

Organs in the body that secrete hormones or other substances directly into the blood or onto a surface within or outside the body.

Hormones

Chemical messengers produced by the glands in the endocrine system, affecting many different processes throughout the body.

Cerebellum

A major structure of the hindbrain crucial for motor control, coordination, precision, and timing of movements.

Precise Timing

The exact or very accurate measurement or control of time intervals.