EEOB 2510 Lecture Notes - Lecture 20: Optic Chiasm
12 Dec 2014
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Document Summary
Eeob 2510 spring 2014: endocrine system. General principles of the endocrine system ductless glands . Hypothalamus location surrounds 3rd ventricle base of the neuroendocrine system via the pituitary gland. Secretes releasing hormones that act on the anterior pituitary gland. Has neurons that project to the posterior pituitary gland cavity. Pituitary gland (fig 21. 1) developmental origin of the anterior pituitary . Release different tropic hormones developmental origin of the posterior pituitary. Release site for oxytocin and vasopressin (no endocrine cells) hypothalamus anterior pituitary connections releasing hormones & portal vasculature. Eeob 2510 spring 2014: endocrine system axonal projections. 2 hormones released oxytocin stimulate smooth muscle contraction vasopressin regulates blood pressure. Thyroid gland structure composed of follicles filled with colloid. Secrete calcitonin acts in bone & kidney to. On dorsal aspect of thyroid gland not organized into follicles secretes parathyroid hormone. Pth acts on bone and kidney to increase plasma ca2+
