SOME OF THE TOPICS Biochemistry PARTICULARLY RELEVANT FOR MEDICINE DIGESTION OF FOODS Ingested food in the diet should be digested in the gut (ie 'broken down into its constituents with a lower molecular weight) before being ABSORBED (transferred from the intestinal lumen to the blood). The digestive processes are due to specialized enzymes produced by the exocrine glands adjoining intestine (gh. Salivary, specialized cells of the gastric mucosa, pancreas). The digestion of food serves two functions: (1) firstly, the body can not 'use the external macromolecules introduced bio x4 http://healthnbeautyfacts.com/nucific-bio-x4/