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aqueous humour

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Also known as aqueous humor, intraocular fluid

transparent, watery, fluid similar to plasma, but containing low protein concentrations, secreted from the ciliary epithelium

Key facts

Latin
humor aquosus
Mesh
D001082
Ta98
A15.2.06.002

via Wikipedia infobox

~6 min read

Encyclopedic overview

The aqueous humour is a transparent water-like fluid similar to blood plasma, but containing low protein concentrations. It is secreted from the ciliary body, a structure supporting the lens of the eyeball. It fills both the anterior and the posterior chambers of the eye, and is not to be confused with the vitreous humour, which is located in the space between the lens and the retina, also known as the posterior cavity or vitreous chamber. Blood cannot normally enter the eyeball.

Structure

Excerpted from Wikipedia’s “aqueous humour” article, available under the CC BY-SA 4.0 licence.