Human Eye Anatomy

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What is the primary function of the retina?

Image formation

What is the function of the dark pigmented tissue in the choroid layer?

Prevents glare by absorbing light

What are the sensory receptors for vision located in the retina?

Rods and cones

What structures are formed by the anterior portion of the choroid layer?

<p>Ciliary body (or muscle) and iris</p> Signup and view all the answers

What is the primary function of the rods in the retina?

<p>Presence of light</p> Signup and view all the answers

What is the primary function of the cones in the retina?

<p>Different wavelengths of light as colors</p> Signup and view all the answers

What is the function of the ciliary body (or muscle) formed by the anterior portion of the choroid layer?

<p>Controls the shape of the lens for focusing</p> Signup and view all the answers

What is the function of the iris, which is formed by the anterior portion of the choroid layer?

<p>Controls the size of the pupil to regulate the amount of light entering the eye</p> Signup and view all the answers

What is the function of the dark pigmented tissue in the choroid layer?

<p>Prevents glare within the eyeball by absorbing light.</p> Signup and view all the answers

What are the sensory receptors for vision located in the retina?

<p>Rods and cones</p> Signup and view all the answers

What is the primary function of the ciliary body formed by the anterior portion of the choroid layer?

<p>Controls the shape of the lens to focus light on the retina.</p> Signup and view all the answers

What structures are formed by the anterior portion of the choroid layer?

<p>Ciliary body (or muscle) and iris</p> Signup and view all the answers

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