Schlemm's canal
- noun
- /ˈʃlɛmz ˈkænəl/
- Specialized
- If Schlemm's canal is blocked, it can lead to increased pressure in the eye.
Examples
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The doctor explained how Schlemm's canal helps maintain the eye's fluid balance.
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A blockage in Schlemm's canal may result in serious vision problems.
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The area extending from Schlemm's canal to the uveal scleral layer of the TM was used for quantification.
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Synonyms
Circular channel in the eye that drains fluid into veins to keep eye pressure normal
A ring-shaped channel in the eye that drains fluid into veins
Surface Forms
Morphology
Schlemm's + canal
This is an eponymous anatomical term: 'Schlemm's' is a proper name that does not carry descriptive semantic content for learners, while 'canal' signals a bodily passage. A B1 learner who knows 'canal' would infer a generic channel but could not derive the specific ophthalmological function or location (aqueous humor drainage of the anterior chamber), so the expression is only partially transparent.
Etymology
Schlemm's canal is named after the doctor Friedrich Schlemm, who found a tiny canal in the eye that 'drains' fluid away from the front of the eye. That's why the name now refers to the small channel that helps keep eye pressure normal.