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 first stage of this process is called mechanical digestion and involves food being chewed and swallowed. Chemical digestion is the second digestion process the body uses to break down ingested food into a form that can be easily assimilated.he first stage of this process is called mechanical digestion and involves food being chewed and swallowed. Chemical digestion is the second digestion process the body uses to break down ingested food into a form that can be easily assimilated.