Browse Questions

# The hormone that increases the rate of $Ca^{++}$ absorption from the gastrointestinal tract into the blood is

$\begin {array} {1 1} (1)\;Calcitriol & \quad (2)\;Aldosterone \\ (3)\;Cholecystokinin & \quad (4)\;Calcitonin \end {array}$

(1) Calcitriol