What is the role of saliva in the digestion of food?

Q.6: What is the role of saliva in the digestion of food?



Saliva is secreted by salivary glands.  It has important roles in thedigestion of food:

(a) It moistens the food which help in chewing and breaking of the food particles into smaller ones, so that the  digestive enzyme salivary amylase can digest the starch efficiently.

(b) Saliva contains a digestive enzyme called salivary amylase, which breaks down starch into sugars like maltose.

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