EXSS 175 Lecture Notes - Lecture 6: Extracellular Fluid, Cortisol, Parathyroid Gland
27 Oct 2017
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Regulation of body activities by releasing . Condition of equilibrium (balance) in the body"s internal environment. Endocrine system helps maintain the body homeostasis mostly through . Example: heating system in your home inputs . Ducts that carry the secretion into body cavities, lumen of organs, or outside of the body. More than 50 types in the body. Anterior pituitary 5 types of endocrine cells and 7 hormones. Posterior pituitary oxytocin and antidiuretic hormone. Thyroid gland thyroid hormones (t3 & t4) and calcitonin. Master gland = controls other endocrine glands. Water loss during sweating (sweat glands) arterioles) Unable to lengthen due to closed epiphyseal plates. Secretion controlled by the blood ca++ level cells) Increase number and activity of osteoclasts (bone destroying. Promote calcium absorption from the gi tract. Activates osteoclasts release ca from bone. Sympathomimetic : mimic effects brought on by sympathetic division of ans. Scattered in tiny clusters among acini cells. Gastrointestinal tract contraction and production of .
