Question

how do the salivary gland come to know that there is food in the mouth and it is time to secrete saliva​

Answer 1

Answer:

Salivary gland

The salivary glands produce saliva, which keeps the mouth and other parts of the digestive system moist. It also helps break down carbohydrates (withsalivary amylase, formerly known as ptyalin) and lubricates the passage offood down from the oro-pharynx to the esophagus to the stomach.

Answer 2

Explanation:

The salivary glands produce saliva, which keeps the mouth and other parts of the digestive system moist. It also helps break down carbohydrates (with salivary amylase, formerly known as ptyalin) and lubricates the passage of food down from the oro-pharynx to the esophagus to the stomach.