Most subjects use their dominant forearm far more than their nondominant forearm. How might the dominant forearm differ physiologically or structurally from the nondominant forearm?

A) Psychological factors may result in increased force being generated.
B) There may be a great increase in the number of muscle fibers.
C) The muscle fibers may be larger, and contract more efficiently.


Answer: C

Anatomy & Physiology

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