| A. | Released by neurohypophysis |
| B. | Acts on the mammary glands of females |
| C. | Stimulates vigorous contraction of uterus during childbirth |
| PRL, T4, ANF, ADH, CCK, Testosterone, Erythropoietin, Thymosin |
| A: | Compared to a bull, a bullock is docile because of lower levels of testosterone |
| B: | The thyroid gland hormones play an important role in the development and maturation of the central nervous system |