on calcium supplementation in pregnant women confirms this and also points out a possible protective effect of calcium on the prevention of preterm birth among those women who consumed between 1.5 g and 2.0 g of calcium per day (8). Daily iron and
Both mechanical and chemical. Chewing, also called mastication, is using your teeth with the help of your tongue to break down food into smaller particles, and the other a chemical process where salivary amylase which is a digestive enzyme that helps break down carbohydrates. 1 person found this useful.
In mammals, digestion involves the intake of food through the mouth where it is chewed between the teeth in a process called mastication. The saliva present in the mouth contains amylase which begins the break down of starch in the food.