ANSC 1011 : Gastrointestinal
Document Summary
Friday, september 07, 2012: the physical chemical and enzymatic means the body uses to breakdown feed in order to absorb nutrients for sustaining life, non-ruminants vs. ruminants, will they have the same diet?-no! Methods of digestion: physical or mechanical, chewing (mastication, muscular action (peristalsis, chemical action, hydrochloric acid, bile, enzymes, catalysts (speed up the reaction) Classification of digestive system: anatomically, monogastric or non-ruminants (simple stomach, ruminants (complex stomach, diet, carnivores (flesh-eating, omnivores (both, herbivores (veggies) Steps in digestion: prehension, process by which the animal brings food into its mouth, mastication, chewing, why do we chew our food, reduce particle sixe. Cows- chew their cud also termed rumination: salivation, the mixing of saliva with food during mastication, purpose, lubrication, solvent medium, washing of mouth, buffers, and enzyme secretion are all part of the reason for salivation, deglutition. Friday, september 07, 2012: the passing of food from the mouth to the stomach by peristalsis (involuntary)
