Hormones: chemicals released by cells that affect cells in other parts of the body Endocrine Hormones: chemicals secreted by endocrine glands directly to the blood Exocrine glands secret substances through ducts, where as endocrine glands secret directly into the blood The nervous system enables the body to adjust quickly to the environment; the endocrine system…
Function: ▪ synthesize and release hormones permitting them to act in concert and respond to changes in the body and maintain stability (homeostasis) ▪ Example organs – thyroid, pancreas (islets of Langerhans), adrenal glands, pituitary gland Tools: – hormones * chemicals released by cells in one part of the body that affect cells in other…
Pancreas: > produces digestive enzymes and hormones > hormone producing cells are in the islets of Langerhans > islets contain beta (produce insulin hormone) and alpha cells (produce glucagon hormone) Insulin: > produced in beta cells > released when blood sugar level increases > cause muscle cells, the liver and other organs, to become permeable…