Zoology - Chemical Coordination and Integration Question with Solution | TestHub

Thyroxine from the thyroid gland helps in regulating the basal metabolism rate. Thyrocalcitonin from thyroid helps in decreasing calcium levels in the blood and depositing it on bones. Oxytocin is secreted by the hypothalamus but stored and released by the posterior pituitary. It is also called birth hormone. Corpus luteum produces a small amount of estrogen but large amounts of progesterone which supports a pregnancy.