Inversion and eversion are special movements of the

A) forearm and hand.
B) mandible.
C) sole of the foot at the ankle joint.
D) thumb toward or away from the other fingers.
E) the knee joint.

Melanocyte-stimulating hormone

A) causes the mammary glands in the breasts to develop and produce milk.
B) is a major regulator of daily cycles and timing of puberty.
C) is in relatively high concentration in most humans.
D) causes dramatic skin color changes in some fish, amphibians, and reptiles.
E) is responsible for sleep and wake cycles.