Give scientific reasons of the following statements (i) Adrenals are called glands of emergency. (ii) Parathormone is also called Collip's hormone

chemical-coordinatio

#1

Give scientific reasons of the following statements
(i) Adrenals are called glands of emergency.
(ii) Parathormone is also called Collip’s hormone.
(iii) The hormones released by the posterior lobe of pituitary are not its own products.
(iv) Endocrine glands directly release their products into the blood.


#2

(i) It is called so, because hormones of adrenal medulla increases the metabolism for preparing the animal to face physical and emotional stress.
(ii) It is called so, because a Canadian endocrinologist James B Collip, discovered parathormone in 1925.
(iii) The hormones, released by posterior lobe of pituitary are, in fact, synthesised by the neurons in the hypothalamus and sent to the former via axons for release.
(iv) Endocrine glands are ductless glands and their products have to act at a distant site.