Hormones that pass through the cell membrane and binds to receptors inside the cell. Lipid soluble hormones are nonpolar

biochemicals that travels in the bloodstream and alters the metabolism of one or more cells.

are activated by nerve fibers.

are activated by other hormones

almond-sized part of the brain, produces multiple hormones that influence hormone production in the anterior pituitary gland

affects human behavior and the reproductive system and is stored in the posterior pituitary gland.

Hormone that stimulates mammary glands and uterus for smooth muscle contraction.

regulates water levels in the body, blood volume and blood pressure and is stored in the posterior pituitary gland.

controls the anterior pituitary gland in releasing Growth Hormone

controls the anterior pituitary gland in inhibiting Growth Hormone

Hormone that stimulates milk production in mammary glands.

Hormone that controls the pigmentation of the skin by stimulating the increased melanin deposition in the skin

that regulates calcium and phosphorus metabolism.

stimulates the kidneys to reabsorb sodium ions and water to the blood while excreting potassium ions.

mobilizes energy reserves by stimulating the production of glucose from amino acids.

glucagon

insulin

somatostatin

located in the upper thorax and is behind the breast bone.

It stimulates uterine lining, hypothalamus, pituitary gland and other tissues to regulate menstrual cycle and maintains secondary sex characteristics in females.