Question

Which endocrine gland called..., secretes calcitonin hormone which regulates the Ca++ in blood by:
(a) thyroid-reduction in Ca++ concentration
(b) thyroid-increase in Ca++ concentration
(c) parathyroid-increases in Ca++ concentration
(d) parathyroid-reduction in Ca++ concentration

Answer 1

ans is b
thyroid secrets calcitonin and parathyroid parathormone both helps to increase ca++level in body