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Published byAliyah Frankland Modified over 10 years ago
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Antidiuretic Hormone (ADH) Also known as Vasopressin or Arginine Vasopressin Released by Posterior Pituitary Produced in the Hypothalamus, transported via neurons Peptide Hormone
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Reabsorption of water from Kidneys. Inhibits diuresis; which is the production of urine
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Collecting Duct, Distal Tubule Collecting duct with the absence of ADH is not permeable to water
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Oxytocin Polypeptide Hormone First polypeptide hormone to be sequenced and synthesized. 1953 Produced and transported from the Hypothalamus to the posterior pituitary.
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-Uterine Contractions - Milk Release Target: Smooth Muscle Cells Ovaries Target: Mammary Gland (Breast) Notice that Oxytocin is released due to physical factors.
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Alveoli stores milk Surrounded by smooth muscle cells, myoepithelial cells.
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Prolactin Released and produced in the Anterior Pituitary Release into the bloodstream is inhibited by Dopamine, from the Hypothalamus. Protein Hormone
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As the baby starts suckling Dopamine is inhibited Increases Prolactin release, from anterior pituitary Oxytocin – Milk release
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Involved in maturation of mammary glands and milk production Pro + Lactin = Before Milk (Greek) Estrogen also increases the production and secretion of Prolactin into the system
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Follicle Stimulating Hormone (FSH) and Luteinizing Hormone (LH) Both Glycoprotein Hormones
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Both are produced in the anterior pituitary Both target the gonads (Ovaries and Testes) Produced by gonadotropes in the anterior pituitary
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Sertoli Cells can release inhibin if too much testosterone is present. This inhibits FSH.
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Growth Hormone (GH) AKA somatotropin Stimulates the growth of bones and soft tissue. Controls the metabolism of glucose and other fuels Protein Hormone
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Promotes fat catabolism. Causes cells to switch from burning carbs to burning fat stores. Accelerates rate of glycogen stores in the liver to convert to glucose.
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How does this help increase blood glucose levels?
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1.
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Hypothalamus releases Growth Hormone Releasing Hormone (GHRH) when Insulin-like growth factor is too low. When levels are too high, it signals the hypothalamus to release somatostatin. This inhibits the anterior pituitary from releasing GH, Growth Hormone.
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Thyroid Stimulating Hormone (TSH) Glycoprotein Hormone Targets: Thyroid Promotes the release of Thyroxine (T4) and Triiodothyroxine (T3)
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Both T4 and T3 Mostly T4 (Thyroxine) T3 (Triiodothyroxine) is the more active form T4 to T3 in Liver
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Adrenocorticotropic Hormone (ACTH) Peptide Hormone Stimulates adrenal cortex to release glucocorticoids (steroids) Example: cortisol
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Controlled by Corticotropin-releasing hormone (CRH) Once Cortisol is released, it negatively inhibits the hypothalamus from releasing CRH
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