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Question

List the functions of saliva.


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Solution

Saliva:

Saliva is the digestive juice produced by the salivary glands. It consists of 99% water and 1% digestive enzymes, uric acid, electrolytes, mucus-forming proteins, and cholesterol.

Functions of saliva are as follows:

  1. It retains and keeps your mouth, teeth and gums, moist and hydrated.
  2. It has proteins and minerals which keep dental enamel healthy.
  3. It prevents tooth decay and gum disease.
  4. It helps to chew and makes food softer to swallow.
  5. It Prevents bad mouth odour.
  6. It has enzymes with help break down food into simpler substances.
  7. It helps to maintain fluid balance.

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