When+does+digestion+start?

Digestion of the nutrients of food starts immediately when food enters the mouth. Chewing is the most important part of this step of digestion. This is because when a person chews there food, they are breaking it down into peices that are easier for your body to absorb. As food is chewed it is moistened with saliva and many enzymes.




 * What would happen if food was swallowed whole and not chewed?
 * Why would the body struggle to digest food not moistened by saliva?
 * In what ways are enzymes in saliva important to digestion of food?