Lens - vision Lens * * * divides the internal eye in to...

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vision Lens * divides the internal eye in to * anterior chamber- contains watery fluid called aqueous humor that nourishes the lens and cornea * Posterior chamber Anterior Cavity * divided into two cavities: anterior chamber and posterior chamber * contains watery fluid called aqueous humor that nourishes the lens and cornea * circulates between the ciliary body capillaries and scleral venous sinus (canal of Schlemm) * intraocular pressure- provided by aqueous humor and vitreous body * maintains the shape of the eyeball and prevents the eyeball from collapsing . Posterior Cavity * posterior chamber- contains vitreous body , a jelly-like substance that contributes to intraocular pressure that hold the retina flush against the choroid so that the retina has an even surface for the reception of clear images * unlike the aqueous humor, it does not undergo constant replacement * contains phagocytic cells that remove debris * hyaloid canal- a narrow channel that was occupied by the hyaloid artery in the fetus
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This note was uploaded on 01/30/2012 for the course BSC BSC1085 taught by Professor Sharonsimpson during the Fall '10 term at Broward College.

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Lens - vision Lens * * * divides the internal eye in to...

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