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.
The digestion process begins in the mouth. Teeth, salivary glands, and the tongue work together to break down the food into a substance that can be easily swallowed. The teeth tear and smash the food. The salivary glands secrete enzymes, which prepare the food for digestion in the stomach.