The Endocrine System notes

Lecture Notes of The Endoctrine System I Essentials of Human Anatomy and Physiology Eleventh Edition I Global Edition I Elaine N. Marieb Last document update:   ago

The endocrine system consists of glands that secrete hormones directly into the bloodstream to regulate various bodily functions. The endocrine glands include the pituitary, thyroid, parathyroid, adrenal, pineal, thymus, pancreas and gonads. Hormones act on target cells by either directly activating genes or utilizing a second messenger system. Hormone release is regulated mostly by negative feedback mechanisms. The pituitary gland is considered the "master gland" as it controls the activities ...