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Nutrition of Ruminants

Digestive anatomy of ruminant animals and other livestock.

Lyndsey Neelands

on 2 March 2011

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Transcript of Nutrition of Ruminants

Do cows have
4 stomachs? No! They have four
compartments in their
stomachs These animals
are called
Ruminants What would a
be? Examples? The compartments of
the stomach Reticulum Rumen Omasum Abomasum Collects heavy material in food consumed
Liquid reservoir
Softening of coarse material
Important in rumination process
Hardware disease (give them magnet) Reticulum Rumen Largest compartment Fermentation vat Organ of absorption Mechanical digestion Rumination Regurgitation of rumen contents for further mastication and addition of saliva Important for forage utilization
 Evolutionary development (predator avoidance mechanism)
 Less important with high grain diets Eructation
Expelling of fermentation gasses from rumen
CH4, CO2
Omasum Function?
Grinding of food?
Regulation of particle size
Reabsorption of excess liquid
Not found in
pseudoruminents Abomasum True stomach http://dsc.discovery.com/videos
Full transcript