MICROANATOMY

Detailed explanation-1: -These are: the POMC hormones (ACTH, endorphin), the thyroid system hormones (TRH, TSH, T3), growth hormone (GH), prolactin, melatonin, histamine, serotonin, catecholamines, GnRH, LHRH, hCG, renin, VIP, ANG II.

Detailed explanation-2: -A brain is not involved in elicitation of immune response but regulates the function of the whole body.

Detailed explanation-3: -Hormones are are the body’s chemical messengers, sending signals into the bloodstream and tissues. Hormones work slowly, over time, and affect many different processes, including growth and development, metabolism – how your body gets energy from the foods you eat-sexual function, reproduction, and mood.

Detailed explanation-4: -Thymosin hormone is associated with our immune system It helps in the maturation of T-lymphocytes, which are formed by haematopoiesis in the bone marrow.