What am I?
What am I?(2)
Terms
What's Wrong?
Procedures
100

Normal adjustment of the eye to focus on objects far and near

Accommodation

100

Colored pigmented layer that opens or closes to allow more or less light into the eye

Iris

100

Blepharoptosis

Prolapse of an eyelid

100

Cataract

Clouding of the lens causing decreased vision

100

Removal of the eyeball

Enucleation

200

Tiny pit or depression in the retina that is the region of clearest vision

Fovea Centralis

200

Small oval region on the retina near the optic disc; contains the fovea centralis

Macula

200

Inflammation of tear glands

Dacryadenitis

200

Glaucoma

Increased intra ocular pressure resulting in damage to the retina and optic nerve

200
Surgical repair of the cornea

Keratoplasty

300

Fluid produced by the ciliary body ad found in the anterior chamber of the eye

Aqueous Humor

300

Bending of light rays by the cornea, lens and fluids of the eye to bring them into focus on the retina

Refraction

300

Unequal size of pupils

Anisocoria

300

Astigmatism

Defective curvature of cornea or lens

300

Measurement of the area in which objects are seen

Visual field test

400

Photoreceptor cell in the retina: responsible for color and central vision

Cone

400

Cranial nerve carrying impulses from the retina to the brain (cerebral cortex)

Optic nerve

400

Palpebral

Pertaining to an eyelid

400

Chalazion

Small hard cystic mass on the eyelid

400

Assessing clarity of vision

Visual acuity test

500

Photoreceptor cell essential for vision in dim light and for peripheral vision

Rod

500

Use of ultrasound vibrations to fragment the lens and remove it from the eye

Phacoemulsification

500

Condition of dry eyes

Xerophthalmia

500

Presbyopia

Impairment of vision due to old age

500

Visual examination of the interior of the eye

Ophthalmoscopy