why is saliva secreted
Answers
Q. why is saliva secreted ?
ans. Saliva is produced in and secreted from salivary glands. ... These cells secrete a fluid that contains water, electrolytes, mucus and enzymes, all of which flow out of the acinus into collecting ducts. Within the ducts, the composition of the secretion is altered.
what is saliva.
Saliva is the watery and usually somewhat frothy substance produced in the mouths of some animals, including humans. Produced in salivary glands, saliva is 98% water, but it contains many important substances, including electrolytes, mucus, antibacterial compounds and various enzymes.
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Answer:
Explanation:
it is secreted because it makes the food in a paste like form so that it can move down the food pipe without any difficulty and it also starts the process of digestion in the mouth itself