Saliva is a known fluid produced from human mouth. It keeps the body from various diseases. Saliva is produced by three major glands: the parotid gland, the sub-lingual and the sub-mandibular gland.
Saliva keeps our mouth moist and comfortable. it helps us to chew, taste and swallow. It contains polin, which is a protein that protects tooth enamel. It also contains minerals that helps tooth remineralization process. The production of saliva in the mouth can also help to clean dirt in-between our teeth. It also contains anti-bacterial substances that can prevent bacteria in our mouth. It contains antibodies and antimicrobial compounds.
Wounds on the inner cheeks and gums heal faster than wounds on the outer body because of the presence of protein in the saliva that helps form new blood vessels. It is also the reason why animals lick their wounds.
The content of detergent in toothpaste can damage the quality of saliva and make the mouth dry as well as the damage of taste that is why the flavour of food turns out to be bitter and bland and shortly after brushing our teeth with a toothpaste that contains detergent.
We should therefore avoid brushing our teeth immediately after meal.
Adapted from sporting sun.Which of these is not a function of saliva in human body?

• A.It keep the mouth moist.
• B.It makes us sleep well.
• C.Saliva helps us to chew our food.
• D.Saliva prevents diseases.