What do your teeth and salivary glands do to aid in the digestion of your food?

Teeth break down and grind food to make food smaller and easier to digest. They help prepare the food for the rest of the digestive system.

Salivary glands produce saliva. Saliva helps by moistening food and making it easier to swallow. It also contains an enzyme called amylase that helps break down some carbohydrates.

what effect does exercise have on the nervous system?

the answer is c.