3D Ruminant Digestive System Preview

The cow’s four-compartment stomach and intestines in place inside the body. Open the compartments to see their linings, follow food from the mouth to the intestine, and see what goes wrong in bloat, hardware disease and displaced abomasum.

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Drag to turn, pinch or scroll to zoom. Head points left when seen from the left side. Organs are modelled in code — shapes and sizes are close to real but simplified.

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The rumen fills the left half of the abdomen; seen from the left you see mainly rumen and spleen. Turn to the right side for the omasum, abomasum, liver and intestines.

Rumen	100–150 L · ~80%
Reticulum	5–10 L · ~5%
Omasum	10–15 L · ~7–8%
Abomasum	10–20 L · ~7–8%