Which is NOT a function of saliva? moistening food so that it sticks together. pushing the food down the throat lubrication of food to slide down the throat easier chemical digestion of sugar

Pushing food down the throat is NOT a function of saliva. While saliva helps prepare food for swallowing by moistening and lubricating it, the actual movement of food down the throat (deglutition) is primarily accomplished by the muscles of the tongue and pharynx.<br />