Slow-twitch fibers are a type of
A) myosin filament.
B) actin filament.
C) myofibril.
D) sarcomere.
Correct Answer:
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Q11: Rigor mortis,or the muscle stiffness present after
Q11: The long strands of protein running the
Q12: In a resting muscle fiber,_ is covered
Q12: Muscle fibers respond to
A)serotonin.
B)glutamate.
C)dopamine.
D)acetylcholine.
Q14: The lungs are moved by _ muscle
A)
Q15: A Z line is a
A) segment of
Q17: Action potentials
A) do not occur in muscle
Q18: Actin filaments are _ myosin filaments.
A) thin
Q19: Muscle fibers contract when Z lines move
Q32: Compared to the muscles of young adults,the
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