Answer: 1- Central nervous system, thalamus.
2- Because the hypothalamus is part of an unit called Hypothalamus - adeno/neuro hypophysis, that unit synthesizes hormones.
3- Through different cores like supraoptic, paraventricular, etc.
4- Specific hormones (polypeptides, proteins, derived from amino acids, steroids). Those hormones travel in arterias or veins to the diana organs.
5- pituitary gland/ hypophysis
Explanation: -
