HSC 4551 Lecture Notes - Lecture 11: Vitamin D Deficiency, Litre, Spermatogonium
Document Summary
Secrete hormones directly into the blood rather than through a duct. 6 of these regulate the anterior pituitary gland by either stimulating or inhibiting anterior lobe hormone secretion. 2 are stored in the posterior pituitary gland and released on demand. Promotes the secretion of thyroid-stimulating hormone (tsh) and prolactin (prl) Promotes the secretion of adrenocorticotropic hormone (acth) Promotes secretion of follicle-stimulating hormone (fsh) and luteinizing hormone (lh) Promotes the secretion of growth hormone (gh) Neurotransmitter that mediates several functions in the brain. Inhibiting the release of prolactin from the anterior lobe of the pituitary. Inhibits the secretion of growth hormone and thyroid- stimulating hormone. Stimulates contractions of uterine fibers at the time of birth and also stimulates contraction of myoepithelial cells that surround the milk glands of the breast. Causes ejection of the milk through the ducts to the nipple for a nursing infant. Often given to induce or augment labor.
