Mouth, Pharynx and Oesophagus

Lesson 5 of 9 • 0 upvotes • 9:37mins

Ananya Singh

Carbohydrate digestion starts in mouth itself with the help of ptyalin. Apart from that teeth help in mastication of food. Humans have diphyodont, heterodont teeth. Peristaltic movements usher the food bolus from oropharynx to the stomach via oesophagus.