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Which of the Following Muscles Most Likely Contains Motor Units

Question 4

Multiple Choice

Which of the following muscles most likely contains motor units that are relatively small (motor neurons that innervate only a small number of muscle fibers each) ?


A) the biceps femoris.
B) the trapezius.
C) the intrinsic hand muscles.
D) the latissimus dorsi
E) the sternocleidomastoid.

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