A quick, detailed explanation of digestion is given alongside textbook drawings of the mouth and intestines. This video would most likely help higher learners since there is no animation or simple explanations. Using scientific...

Get an overview of three of the key macromolecules of life (proteins, fats, and carbohydrates), and how they get digested and absorbed.

This lesson will describe the process of chewing and swallowing and will also investigate the role of enzymes during this first stage of food processing. It is 1 of 5 in the series titled "Chewing and Swallowing."