omental bursa
- noun
- /oʊˈmɛntəl ˈbɜːrsə/
- Specialized
- During surgery, the omental bursa provides access to the pancreas and posterior stomach wall.
Examples
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Fluid accumulation in the omental bursa can be detected with abdominal imaging techniques.
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The doctor explained that the infection had spread to the omental bursa after the initial diagnosis.
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The omental bursa is an important anatomical structure.
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What role does the omental bursa play in digestion?
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During surgery, the omental bursa provides access to the pancreas and posterior stomach wall.
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Fluid accumulation in the omental bursa can be detected with abdominal imaging techniques.
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The doctor explained that the infection had spread to the omental bursa after the initial diagnosis.
Synonyms
A small space behind the stomach inside the belly
A small pocket behind the stomach inside the abdomen
Surface Forms
Morphology
The phrase is compositionally analyzable — 'omental' (= related to the omentum) modifies 'bursa' (= a sac), so a learner who knows both words can infer it is a sac associated with the omentum. However, the specific anatomical sense (an isolated compartment of the peritoneal cavity behind the stomach) is specialized and not fully predictable from the general senses of the constituents, so full understanding requires domain knowledge.
Etymology
Omental bursa comes from two parts: omental (from omentum, a 'fatty apron' that hangs over the stomach) and bursa (a 'pouch' or small bag). It is the small pouch formed by those fat layers behind the stomach, so the name literally describes the 'pouch of the omentum' and explains why it means the space behind the stomach.