Calcium, Phosphate & Bone Physiology
HardPhysiology · Endocrine
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Calcium and phosphate homeostasis is governed by three principal hormones — parathyroid hormone (PTH), calcitriol (1,25-dihydroxycholecalciferol) and calcitonin — acting on three organs: bone, kidney and gut. This is a perennial NEET PG favourite because a single regulatory loop explains hypoparathyroidism, rickets, osteomalacia, renal osteodystrophy and Paget disease. The adult body contains roughly 1000–1200 g o…
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