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Hormones
Hormones
27
Anatomy
Undergraduate 1
10/16/2011

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Term
Antidiuretic Hormone (ADH) (Vasopressin)
Definition
more water reabsorbtion, less sweating, vasoconstriction activated by Dehydration
Term
Oxytocin
Definition
labor contractions, milk from mammary glands activated by Hypothalamus, stretch of cervix, stim. of nipple
Term
Growth Hormone (GH) (Somatotropin)
Definition
Increases mitosis, amino acid transport, protein synthesis, use of fats for energy activated by GHRH stimulates (hypothalamus)
GHIH inhibits (hypothalamus)
Term
Thyroid-Stimulating Hormone (TSH) (Thyrotropin)
Definition
Increases thyroxine and T3 activated by TRH (hypothalamus)
Term
Adrenocorticotropic Hormone (ACTH)
Definition
Increases cortisol activated by CRH (hypothalamus)
Term
Prolactin
Definition
Lactation activated by PRH stimulates (hypothalamus)
PIH inhibits (hypothalamus)
Term
Follicle-Stimulating Hormone (FSH) Women
Definition
Growth of ova, increases estrogen activated by GnRH (Gonadotropin-releasing-hormone) stimulates (hypothalamus)
Inhibin inhibits (ovaries or testes)
Term
Follicle-Stimulating Hormone (FSH) Men
Definition
Sperm production activated by GnRH (Gonadotropin-releasing-hormone) stimulates (hypothalamus)
Inhibin inhibits (ovaries or testes)
Term
Luteinizing Hormone (LH) (ICSH) Women
Definition
Ovulation, corpus luteum, increases progesterone activated by GnRH (hypothalamus)
Term
Luteinizing Hormone (LH) (ICSH) Men
Definition
increases testosterone activated by GnRH (hypothalamus)
Term
thyroxine (T4)
Definition
increases energy production, rate of protein synthesis activated by TSH (anterior pituitary) (Thyroid-Stimulating-Hormone)
Term
triiodothyronine (T3)
Definition
increases energy production, rate of protein synthesis activated by TSH (anterior pituitary) (Thyroid-Stimulating-Hormone)
Term
calcitonin
Definition
decreases reabsorption of calcium and phosphate activated by Hypercalcemia
Term
Parathyroid Hormone (PTH)
Definition
Increases reabsorption of calcium and phosphate bone to blood, absorption of calcium and phosphate by small intestine, increases reabsorption of calcium and excretion of phosphate by kidneys activated by Hypocalcemia stimulates, Hypercalcemia inhibits
Term
Glucagon (alpha)
Definition
increases conversion glycogen to glucose in liver, use of excess amino acids and fats activated by Hypoglycemia
Term
Insulin (beta)
Definition
Increases glucose transport and use of glucose, conversion of excess glucose to glycogen in liver & muscles, amino and fatty acid transport and its use activated by Hyperglycemia
Term
Somatostatin (delta)
Definition
decreases insulin and glucagon, slows absorption of nutrients activated by Rising levels of insulin and glucagon
Term
Adrenalin (epinephrine)
Definition
Increase HR, contraction, conversion of clycogen to glucose in liver, use of fats, RR, dilates bronchioles, decreases peristalsis, vasodilation in skeletal muscles, vasoconstritoin in skin & viscera activated by Sympathetic impulses from hypothalamus in stress situations
Term
Noradrenalin (norepinephrine)
Definition
vasoconstriction in skin, viscera and skeletal muscles
Term
Aldosterone
Definition
increase reabsorption of Na by kidneys, excretion of K by kidneys activated by Low blood Na level, volume or pressure, high blood K level
Term
Cortisol
Definition
Increases use of fats and excell amino acids, conversion of glucose to glycogen, decrease use of glucose (except brain), anti-inflammatory effect - stabilize lysosomes and blocks effects of histamine activated by ACTH (anterior pituitary) during stress
Term
Estrogen
Definition
maturation of ovum, growth of BV's in uterus, 2ndary sex characteristics activated by FSH (anterior pituitary)
Term
Progesterone
Definition
storage of glycogen, growth of BV's, mammary glands activated by LH (anterior pituitary)
Term
Inhibin - female
Definition
decrease secretion of FSH and GnRH activated by LH (anterior pituitary)
Term
Testosterone
Definition
Maturation of sperm, 2ndary sex characteristics activated by LH (anterior pituitary)
Term
Melatonin
Definition
sleep activated by Pineal gland
Term
Prostaglandins (PGs)
Definition
multiple functions
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