pituitary gland →body

stimulates the growth of bone and muscle in young animals

pituitary gland →gonads

stimulates ovulation in females and synthesises androgen in males

pituitary gland →body

allows an animal to change it's color (chameleon)

pituitary gland →thyroid

regulates the formation and secretion of thyroid gland

pituitary gland →gonads

promotes the formation of ova or sperm

pituitary gland → adrenal glands

production and release of corticosteroids (cortical steroids)

a. pituitary gland → mammary gland

stimulates production of milk

thyroid → body

lowers blood calcium when body is hypercalcemic

parathyroid gland → body

 raises blood calcium when body is hypocalcemic

gonads → gonads

stimulates physical and behavioral changes neccessary for pregnancy

gonads → gonads

prepares and maintains uterus for a baby

gonads → gonads

stimulates sperm production, penile growth, bone and muscle formation.

(also stimulates development of male accessory sex glands and secondary male characteristics)

hypothalamus → mammary glands and uterus

stimulates contraction of uterus during partuition and the secretion of milk

hypothalamus → kidney

stimulates kidney to retain water

(blocked by alcohol and caffeine)

adrenal cortex → body

increase blood glucose levels and stabalize blood pressure

adrenal cortex → kidney

regulate electrolytes in body

(retains Na⁺ and secretes K ⁺ and H⁺ )

adrenal medulla → body

fight or flight response

Pancreas → body

(beta cells)

prevents hyperglycemia by driving glucose into the cells

pancreas → liver

(alpha cells)

stimulates liver to breakdown or make glucose

pancreas → body?

(delta cells)

inhibits insulin, glucagon, GH, and GI tract activity

kidneys → body

stimulates the production of RBC

placenta → placenta

stimulates production of estrogen and progesterone

thymus → thymus

matures T-cells (killer cells in immune system)

pineal gland → body

maintains mental balance and happiness

body → body

PGE: inflammation

PGF2 alpha: induction of abortion