Chemoreceptor trigger zone

Vomiting.

The vomiting reflex is stimulated by two centers in the medulla, the medic zone and the CTZ.

You need to know that.

By the way, the CTZ, that's the chemo receptor trigger zone.

Key points.

Again, vomiting is controlled by the CTZ in the medulla or by the medic zone in immature or injured brains.

Summary.

Secretion of digestive enzymes, acid, bicarb, and mucus facilitates the digestion and absorption of nutrients.