Osteoclasts are inhibited by: (A) Parathyroid hormone, (B) Calcitonin, (C) 1,25-dihydroxycholecalciferol, (D) Tumor necrosis factor
Answer is B. Osteoclasts are Bone cells that break down and remove bone tissue.Calcitonin- a polypeptide hormone secreted by the parafollicular or C cells of the thyroid gland; it is involved in plasma calcium homeostasis and acts to decrease the rate of bone resorption.Ref: Ganong&;s review of medical physiology; 24th edition; page no:-387