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Lets start at the beginning!!

1: MOUTH

This is the mechanical part.

Digestion starts as soon as you put your food into your mouth.

 

 

You use teeth called incisors which are the front teeth, to bite or cut into the food.

 
You also have canine teeth, which are used for tearing food.

 

You have teeth called pre-molars and molars which are used for chewing food.

They grind the bits of food into a soft pulp which makes it easier to swallow.

Pre-molars  

Molars

Saliva, a carbohydrate enzyme is produced by your salivary glands. Saliva moistens your food as it is chewed making it easier to swallow. It also digests the starch in your food into glucose.