musculus sphincter pupillae

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Definitions from WordNet

Noun musculus sphincter pupillae has 1 sense

pupillary sphincter, musculus sphincter pupillae - a ring of smooth muscle surrounding the iris
--₁ is a kind of sphincter, anatomical sphincter, sphincter muscle
--₁ is a part of eye, oculus, optic

Definitions from the Web

Musculus Sphincter Pupillae

Part of Speech	Description
Noun	The musculus sphincter pupillae, also known as the pupillary sphincter muscle, is a small circular muscle in the eye that surrounds and controls the size of the pupil.
Adjective	The musculus sphincter pupillae is responsible for maintaining the pupillary constriction in response to bright light.

Sample Sentences

The musculus sphincter pupillae contracts to constrict the pupil in bright light conditions.
Damage to the musculus sphincter pupillae can result in abnormal pupil dilation.
During an eye examination, the ophthalmologist checks the function of the musculus sphincter pupillae to assess the overall eye health.

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