Figure 9- 1 Skeletal Muscle Fiber

Figure 9- 1 Skeletal Muscle Fiber
Use Figure 9- 1 to answer the following questions:
-In which of the following would the motor units have the fewest muscle fibers?

A) postural muscles of the back
B) calf muscles
C) muscles of the neck
D) thigh muscles
E) muscles that control the eyes