A motor unit consists of
A) many nerve fibers connected to a single muscle fiber.
B) a single nerve fiber connected to many muscle fibers.
C) a muscle body and a tendon.
D) actin and myosin.
Correct Answer:
Verified
Q10: An individual muscle cell within each skeletal
Q11: Myofibril strands within muscles contain
A) smooth muscle.
B)
Q12: Type I (slow-twitch) muscle fibers
A) are easily
Q13: Type II muscle fibers (fast-twitch)
A) are easily
Q14: Which of the following athletes is most
Q16: The most common type of muscle contraction
Q17: A muscle contraction with no change in
Q18: A muscle contraction with constant speed is
A)
Q19: A muscle contraction with overall muscle shortening
Q20: An eccentric contraction occurs when a muscle
A)
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