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Anatomy QIV:PV

The Endocrine System

the study of hormones and endocrine glands endocrinology
circulate throughout the body in blood vessels, influence specific target cells hormones
gland located in the hypophyseal fossa of the sphenoid bone, "master of the endocrine system" (two names) pituitary gland, hypophysis
gland which secretes growth hormone pituitary gland
butterfly-shaped gland located in the anterior neck on the trachea, inferior to the larynx thyroid gland
secretes a hormone which increases metabolism thyroid
a hormone which depresses excess levels of calcium ion in the blood, name and where is it produced? calcitonin, thyroid
small glands which lie on the posterior surface of the thyroid gland parathyroid glands
hormones which increase the blood concentration of calcium ion, name and where is it produced? parathyroid hormoe, parathyroid glands
paired, pyramid or crescent-shaped glands sitting atop each kidney adrenal glands
adrenal gland: part of the sympathetic nervous system fight flight or fright response internal adrenal medulla
adrenal gland: secretes different hormones all of which are steroids external adrenal cortex
pine-cone shaped structure at the end of a short stalk on the roof of the diencephalon pineal gland
hormone which helps regulate our circadian rhythms, sleep-wake cycle, name and where is it produced? melatonin, pineal gland
located in the posterior wall of the abdominal cavity, tadpole shaped-contains both endocrine and exocrine cells pancreas
pancreas: cells secrete digestive enzymes, pancreatic juice into the duodenum exocrine cells
pancreas: endocrine: raises blood sugar levels glucagon
pancreas: endocrine: lowers blood sugar levels insulin
pancreas: endocrine: controls glucagon and insulin release somatostatin
pancreas: endocrine: controls exocrine activity of the pancreas F (PP) cells
located in the lower neck and anterior thorax thymus gland
hormone which controls the maturation of T cells (two), names and where are they produced? thymopoietin and thymosin, thymus gland
main source of male sex hormone testes
main source of female sex hormone ovaries
Created by: amyziolkowski



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