med terms 12

Tarsus

Tar’s- Edge of the eyelid

Us- Singular noun ending

Provides eye with necessary stiffness and shape

Extraocular

Extra- Outside

Ocul- Eye

Ar- Pertaining to

Outside the eyeball

Emmetropia

Emmetr- Proper measure

Opia- Vision Condition

normal relationship between the refractive power of the eye

and the shape of the eye that enables light rays to focus

correctly on the retina

Ophthalmologist

Ophthalm- eye

ologist- Specialist

Physician who specializes in diagnosis and treating eye diseases and disorders

Blepharitis

Blephar- eyelid

Itis- inflammation

Swelling of the eyelid

Ectropion

Etc- Out

Trop- turn

Ion- Condition

Eversion of the edge of an eyelid

Dacryoadenitis

Dacry/o- Tear

Aden- Gland

Itis- Inflammation

Inflammation of the lacrimal gland

Xerophthalmia

Xer- Dry

Ophthalm- Eye

Is- abnormal condition

Dry eye, drying of eye surfaces including conjunctiva

Keratitis

Kerat- Cornea

Itis- Inflammation

Inflammation of the cornea

Mydriasis

Mydrias- Dilation of the pupil

Is- Abnormal Condition

Dilation of the pupil opposite of miosis

Papilledema

Papill- Nipple-like

Edema- Swelling

Choked disk, swelling and inflammation of the optic nerve at the point of entrance into the eye

Presbyopia

Presby- Old age

Opia- Vision condition

Common changes in the eye that occur with aging

Ametropia

Ametr- Out of Proportion

Opia- Vision Condition

Any error of refraction in which images do not focus properly on the retina

Myopia

My- Greek for Shortsighted

Opia- Vision Condition

Defect in which light rays focus in front of the retina

Tarsorrhaphy

Tars/o- Eyelid

Rrhaphy: Surgical Suturing

Partial or complete suturing together of the upper and lower

eyelids to protect the eye when the lids are paralyzed

and unable to close normally