pinkeye		membrane containing nourishing blood vessels
constriction		a condition when rods and cones degenerate with age (2w)
vitreoushumour		the fluid filling the posterior chamber of the eye (2w)
optometrist		muscle that controls the amount of light entering the eye
eyelashes		a condition where internal pressure damages the optic nerve
dilation		membrane at the back of the eye containing the rods and cones
cornea		an opening that allows light to enter the inner eye
stye		helps to keep dust out of the eye (pl.)
lens		a clouding of lens due to age
aqueoushumour		conjunctivitis
cataract		the fluid filling the anterior chamber of the eye (2w)
sclera		a specialist who prescribes glasses
maculardegeneration		a condition when the cornea is misshaped
glaucoma		muscles that move the eyes in all directions (pl, 2w)
retina		name of the specialized light receptors of the retina (pl.)
occulomotormuscles		tough white outer membrane
choroid		when the pupil is very narrow to allow minimum light in
rods		an infection of the sebaceous glands of the eyelid
iris		a doctor to consult for an eye condition
astigmatism		when the pupil is wide open to allow maximum light in
pupil		transparent, front part of the eyeball that bends light
cones		changes shape so the eye can focus on objects near and far
opthamologist		name of the specialized colour receptors of the retina (pl.)