abomasum

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abomasum

(ăb′ō-mā′səm)
n. pl. aboma·sa (-sə)
The fourth division of the stomach in ruminant animals, such as cows, sheep, and deer, in which digestion takes place.

ab′o·ma′sal (-səl) adj.

abomasum

The 4th and last stomach of ruminants—e.g., cattle, deer, goats—which is suspended by the greater and lesser omenta. It is a source of rennin, as well as rennet, a rennin-containing enzyme preparation used to make cheese.

abomasum

the true digestive part of the RUMINANT STOMACH, secreting enzymes for the digestion of food prior to passing it on to the small intestine. The abomasum is HOMOLOGOUS with the monogastric stomach of non-ruminants.