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A & P Ch. 8
| Term | Definition |
|---|---|
| Downregulated | Decreased |
| Epinephrine | Nuerohormone which stimulates the heart |
| Glucagon | Hormone excreted by the pancreas which causes the breakdown of glycogen in the liver. |
| Hormonal Control | Endocrine organs are stimulated by hormones from other endocrine organs |
| Hormones | Chemical messengers secreted by the endocrine glands |
| Humoral Control | Levels of various bodily substances are monitored to maintain homeostasis |
| Insulin | Promotes glucose uptake in body tissues |
| Steroid Hormones | Lipid hormones (fatty) |
| Upregulated | Increased |
| Adrenal Glands | Pair of glands on top of the kidneys |
| Ovaries | Female sex glands |
| Pancreas | Thin gland behind the stomach.....secretes insulin and glucagon.....also assists with digestion |
| Parathyroid Gland | When low calcium levels occur, these glands secrete parathyroid hormones |
| Pineal Gland | Releases the sleep hormone melatonin |
| Pituitary Gland | Pea-sized gland which activates a metabolic response |
| Scrotum | Sac encasing the testes |
| Testes | Male sex glands |
| Thymus Gland | Secretes thymosin, a hormone vital to the immune system |
| Thyroid Gland | Gland located below the larynx, secretes thyroid hormones and calcitonin |
| Tropic Hormones | Pituitary hormones that act on other endocrine glands, tropins |
| Addison's Disease | Hyposecretion of adrenal hormones causing weakness, bronze skin, kidney damage, low BP etc. |
| Dwarfism | Pituitary gland does secrete enough growth hormones. Height is stunted. |
| Hyperthyroidism | Enlarged thyroid gland in neck |
| Hypothyroidism | Underactive thyroid gland |
| Insulin resistance | The body's insulin receptors are downregulated, so the glucose levels of the body increase |
| Neonatal Hypothyroisism | Occurs in children and infants |
| Peripheral Neuropathy | Disease of the peripheral nerves leading to muscle pain, numbness or weakness |
| Tetany | Sustained muscular contraction |
| Type I Diabetes Mellitus | Juvenile onset diabetes |
| Type II diabetes Mellitus | Adult onset diabetes |