A sign of aging of the muscular system is
A) expansion of muscle fiber diameters.
B) decreased supplies of myoglobin.
C) excess ATP.
D) increased creatine phosphate.
Correct Answer:
Verified
Q67: The triangle of auscultation, commonly used to
Q68: Cardiac muscle
A)is multinucleated.
B)excites itself.
C)contains only a few
Q69: A muscle that assists the agonist is a(n)
A)antagonist.
B)prime
Q70: Both acetylcholine and norepinephrine can affect
A)smooth muscle
Q71: Which of the following is unique in
Q73: The muscle that opposes a particular action
Q74: The buccinator muscle is in the
A)buttocks.
B)chest.
C)bladder.
D)cheek.
Q75: Regina began an exercise program six months
Q76: Which of the following is not a
Q77: The muscle that causes an action is the
A)synergist.
B)antagonist.
C)agonist.
D)mediator.
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