9. Muscle Tissue
Steps of Muscle Contraction
Multiple Choice
Multiple ChoiceDuring the phase of excitation-contraction coupling of skeletal muscle, what occurs immediately after the action potential spreads down the T tubule?
A
Acetylcholine is released from the axon terminus.
B
The cross bridge forms.
C
The power stroke takes place.
D
The sarcoplasmic reticulum releases calcium.
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