Topics: Anatomy - Muscle Histology/NMJ/Physiology Quiz
What part of the muscle fiber stores Ca ions and releases them when stimulated?
A. T tubule
B. Sarcolemma
C. Nucleus
D. Sarcoplasmic reticulum
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What protein makes up the thick filaments?
A. Troponin
B. Tropomyosin
C. Myosin
D. Actin