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Thyroid Gland
clin chem exam 2
Question | Answer |
---|---|
The parathyroid hormone is simulated by what? | Decrease in serum Ca and increase in serum Pi |
PTH stimulates what? | 1. osteoclastic bone reabsorption 2. bone formation 3. increases renal tubular reabs of Ca |
Thyroid C cells produce _________ | calcitonin |
Calcitonin is stimulated by __________ | high blood calcium-----it decrease calcium and inhibits PTH |
Structure of the thyroid? | 2 lobes on opposite sides of the trachea connected by an isthmus |
oxidized iodide binds to _______________ residues in thyroglobulin molecule | tyrosine |
(T/F) T3 is more potent than T4 | True |