An Analysis of Parathormone (561 words, 1 pages)
Parathormone (PTH) is a polypeptide of 84 amino acids that is produced and secreted by parathyroid chief cells. PTH regulates the concentration of calcium ions (Ca2) in the blood, this is important because Ca2 is need for proper muscle and nerve function. Low calcium blood levels (hypocalcemia) cause muscle spasms, ...
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