Muscle fibers respond to
A) serotonin.
B) glutamate.
C) dopamine.
D) acetylcholine.
Correct Answer:
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Q7: Slow-twitch muscle fibers are to _ as
Q7: Muscle fibers contract when Z lines move
Q8: Q8: Single segments of a myofibril are called Q9: Nutrients are moved through the digestive tract Q10: A muscle relaxes after contracting when Q11: Rigor mortis,or the muscle stiffness present after Q15: In a resting muscle fiber,_ is covered Q17: A Z line is Q20: Slow-twitch fibers and fast-twitch fibers are both
A)
A)calcium is
A)a segment of
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