In a muscle organ like the biceps muscle,
A) the entire muscle is stimulated at the same time.
B) several nerve fibers enter the muscle and each stimulates specific muscle cells.
C) several nerve fibers enter the muscle, but each fiber stimulates most of the cells in the muscle.
D) there are two or three motor units.
Correct Answer:
Verified
Q39: Muscles are in antagonistic sets because
A) muscles
Q40: Which of the following is true for
Q41: Calcium ions are involved in muscle contraction
Q42: Muscle cells shorten because
A) they get bigger
Q43: Which of the following muscles is under
Q45: Smooth muscle
A) can stay contracted for long
Q46: Skeletal muscle
A) is involuntary.
B) is voluntary.
C) is
Q47: Cardiac muscle
A) does not respond to nervous
Q48: The secretions of exocrine glands
A) directly enter
Q49: Growth of tissues is typically controlled by
A)
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