Calcium is stored and released by the ____.
A)t-tubules
B)sarcomere
C)troponin
D)tropomyosin
E)sarcoplasmic reticulum

Name: Calcium is stored and released by the ____. A)t-tubules B)sarcomere C)troponin D)tropomyosin E)sarcoplasmic reticulum
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Question

Quizplus · Accepted Answer

Calcium is stored in the sarcoplasmic reticulum and released by it during muscle contraction. The other structures listed (t-tubules, sarcomere, troponin, tropomyosin) are all involved in muscle contraction but do not directly store or release calcium.

Calcium Is Stored and Released by the ____