En esta lección vamos a hablar sobre los procesos de masticar y deglutir o tragar, y su participación en la digestión de los alimentos.
(0:00-0:18) Chewing and Swallowing, Teeth
(0:19-0:34) Bolus, Saliva
(0:35-4:21) Tongue, Palate, Peristalsis
The physical breakdown of food into smaller pieces.
The chemical breakdown of food by enzymes or chemicals.
Glands in the mouth which release saliva to aid in the chemical digestion of foods while you chew.
An enzyme found in saliva that chemically breaks down starches into single sugars.
The ball of chewed food that is swallowed.
Also known as the "roof" of your mouth; The tongue presses food against the palate and mixes it with saliva to break it down before swallowing.
Covers the larynx during swallowing to prevent food or liquids from entering the lungs.