The eye and vision

The relative sharpness if an image formed in your eyes is called your _________

Acuity

Abnormal curvature of the cornea may produce a condition called

Astigmatism

The redness seen in ones eyes in a smoke filled environment is a result of temporary inflammation of the _________

Conjunctiva

Put in order : conjunctiva, cornea, lens, pupil, retina, vitreous humor

Conjunctiva Cornea Pupil Lens Vitreous humor Retina

On a hot day sweat collects on your forehead. It is prevented from dropping directly toward your eye by the _________

Eyebrow

Muscles in the _________ relax or contract to alter the diameter of the pupil

Iris

Tears are produced by the _________ glands

Lacrimal

_________ is a type of photoreceptor specialized for vision in dimly lit environments

Rods

When you try to keep your eyes focused on a rocket as it ascends you contract the _________ muscle attached to your eyeballs

Superior