Eye structure

White external layer of the eyeball?

• Iris

• Sclera

• Pupil

• Cornea

Transparent part of the coat of the eyeball that covers the iris and pupil and admits light to the interior?

• Aqueous humor

• Iris

• Sclera

• Cornea

 Colored part of the eye; contracting muscles that regulates the size of the pupil?

• Iris

• Cornea

• pupil

• lens

Opening in the iris, which admits light into the interior of the eye?

• lens

• Retina

• Pupil

• Iris

 Watery fluid; fluid that fills the space between the lens and the cornea?

• lens

• Vitreous humor

• Aqueous humor

• retina

Jelly-like fluid that fills the eyeball behind the lens?

• Pupil

• Vitreous humor

• Aqueous humor

• lens

Helps to focus the light rays onto the back of the eye?

• Lens

• Retina

• Iris

• Pupil

 Sensory membrane that lines most of the large posterior chamber of the eye?

• Iris

• Lens

• Retina

• Pupil

Photosensitive receptors in the retina responsive to faint (dim) light?

• Rods

• Cones

• Lens

• Pupil

Photosensitive receptor cells of the retina that function in color vision (bright)?

• lens

• Cones

• Retina

• rods