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Unformatted text preview: Antidiuretic Hormone (ADH) • ADH Secreted during dehydration • Over-hydration - ADH inhibited • ADH also known as vasopressin • Functions – decrease urine production – decrease sweating – increase BP The Thyroid Gland • Thyroglobulin (Globular Protein) – Synthesized by follicle cells – Secreted into colloid of thyroid follicles –Molecules contain the amino acid tyrosine • Thyroxin (T4) – Also called tetraiodothyronine – Contains four iodide ions • Triiodothyronine (T3) – Contains three iodide ions Formation of Thyroid Hormone • Iodide trapping by follicular cells • Synthesis of thyroglobulin (TGB) • Release of TGB into colloid • Iodination of tyrosine in colloid • Formation of T3 & T4 by combining T1 and T2 together • Uptake & digestion of TGB by follicle cells • Secretion of T3 & T4 into blood...
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- Spring '14
- Vasopressin, Oxytocin, hormone release