A) The muscle relaxes and returns to its former length.
B) Fresh ATP binds to the myosin causing it to return to its resting position.
C) ADP and phosphate are released, and the power stroke of the contraction occurs.
D) The myosin-actin cross-bridges are broken and the sarcomere shortens.
E) The neurotransmitter is diffusing across the synaptic cleft causing an electrical signal in the muscle cell.
Correct Answer
verified
Multiple Choice
A) rib
B) clavicle
C) sternum
D) mastoid process
E) skull
Correct Answer
verified
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