Hunger is regulated by the hypothalamus, which receives chemical signals, called from the empty stomach to signal hunger and sends another chemical signal called to indicate fullness.

Hunger is regulated by the hypothalamus, which receives chemical signals, called GHRELIN from the empty stomach to signal hunger and sends another chemical signal called CHOLECYSTOKININ to indicate fullness.

Explanation:

Feeding is one of the basic needs of a living thing. Physiologically, the human body has a way of sending signals to the brain to indicate the needs to eat food and to indicate fullness after feeding has occurred. Ghrelin, also called hunger hormone, is produced by the endocrine cells of the stomach and this signal is received by the hypothalamus as hunger signals, and the need to eat. The level of this hormone is usually higher before meals. After a meal is being taken, the hormone, cholecystokinin by the gastrointestinal tract to suppress appetite and indicate fullness.