ANSC 1011 : Animal Science Gastrointestinal Tract And Nutrition Of Non Ruminants And Ruminants
Document Summary
The physical, chemical and enzymatic means the body uses to breakdown feed in order to absorb nutrients for sustaining life. Non ruminant and ruminant will not have same diet. Carnivores (felsh eating) cats or birds of prey. Herbivores (plant based feeds) horses, cows, rabbits; cellulose>produced by bacteria. Process by which the animal brings food into its mouth. Reduce particle size for swallowing dairy cow), increase ph of rumen, digestion very slow (days) Chewing their cud- rumination, 40,000 to 50,000 times a day (typical. Salivation- the mixing of saliva with food during mastication. Purpose: lubrication, solvent medium, washing of mouth, buffers, and enzymes secretion are all part of the reason for salivation. Deglutition: the passing of food from the mouth to the stomach by peristalsis (involuntary) Stomach- where chemical and enzymatic digestion begins enzymes (pepsin) The food is churned by peristalsis on which it is mixed with hydrochloric acid (hcl) and.
