Question

When our mouth waters this is blank called to the sight of smell

Answer 1

Answer:

what is your question ❓

true ❣️❤️

Answer 2

There is a  logical reason why food makes us salivate.  Our brains subconsciously react to the smell, sight and even thought of food with the increased secretion of saliva. This is because we need saliva to help teeth chew and prepare food to be digested. Saliva is 99.5 per cent water and 0.5 percent proteins, electrolytes and lipids (a group of natural occuring molecules).  Amylase, a protein enzyme found in saliva, begins the process of breaking down food before it enters the stomach and intestines.  ACS Chemistry 2015 Champion Hadi Fares said: "The nerves that control saliva production are part of a reflex system.