Why Can the Muscles of the Face Be Moved with Greater

question 118

Multiple Choice

Why can the muscles of the face be moved with greater precision than the biceps muscles?

• A)The biceps have only a few neuromuscular junctions.
• B)The biceps have too many neuromuscular junctions.
• C)Each biceps is opposed by an antagonistic muscle;facial muscles are not.
• D)The facial muscles have a lower ratio of muscle fibers to neurons.

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