Too large to pass through membranes and enter cells. Macromolecule of food are not in the same form 3. Be aware of the events taking place in each organ 1. As we go through events at each location identify the macromolecules undergoing hydrolysis, the names of the enzymes responsible and the system of regulation at the site. In the oral cavity 1.
Control is neural by parasympathetic and reflex.
Didn't cover this yet, will do in a lecture on the nervous system. A. Stomach - 1. Pepsin Enzymatic digestion - hydrolyses proteins at specific a.a. Note the positive feed back loop of the low level of activation of pepsinogen to pepsin by Hcl followed by the increased activation of pepsinogen to pepsin by pepsin itself. Understand the importance of the nature of pepsin to cut a specific amino acid.