Question

4. Explain the role of saliva in digestion.
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Answer 1

Answer:

Saliva is 98% water, so it moistens the mouth and helps compact food into softened particles for easier swallowing. ... It's important to chew your food as much as possible, as taking longer to chew gives the enzymes in saliva time to begin the process of breaking down carbohydrates, a very important part of digestion

Explanation:

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Answer 2

Answer:

The saliva makes the food soft so that it can easily go down the oesophagus. Moreover it has an enzyme called salivary amylase that digests carbohydrates.