Motor unit size can vary in the body. In the finger, the motor ...

[tsand2]

Motor unit size can vary in the body. In the finger, the motor unit size is most likely
 
  a. less than 1 to 10.
  b. 1 to 40.
  c. 1 to 100.
  d. 1 to 500.
  e. more than 1 to 500

Question 2

Flexion refers to
 
  a. detection in the changes in the muscle fiber length.
  b. movement of a limb away from the body.
  c. inhibiting the degree of contraction of the muscle.
  d. drawing in of a limb toward the body.
  e. growth of muscle fibers with repeated use.

[aidanmbrowne]

Answer to Question 1

Answer: a: less than 1 to 10.

Answer to Question 2

Answer: d. drawing in of a limb toward the body.

[tsand2]

Great answer, keep it coming

[mochi09]

Wow, this really help