Name the organ or 'cell which secretes thyroxine and 'adrenaline.· State function.

Explanation

i) Thyroxine : It is secreted by thyroid gland. It is regulated oxidation of food and controls calcium and phosphorus balance.
ii) Adrenaline : It is secreted by part of adrenal medulla. It helps in increasing the metabolism in emergency by increasfog heart beat, blood pressure, respiratory rate, blood sugar level etc.