Chapter 13: Section 1 Terms

Front 1

Blepharoptosis

Back 1

Dropping eyelid

Front 2

Cycloplegia

Back 2

Paralysis of the ciliary body. This affects changing the shape of the lens to bring images into focus

Front 3

Diplopia

Back 3

Condition of seeing double

Front 4

Emmetropia

Back 4

State of normal vision

Front 5

Iridoplegia

Back 5

Paralysis of the iris. This affects the changing the size of the pupil to regulate the amount of light entering the eye

Front 6

Nyctalopia

Back 6

Difficulty seeing in dim light; also called night blindness

Front 7

Ophthalmalgia

Back 7

Eye pain

Front 8

Ophthalmoplegia

Back 8

Paralysis of one or more of the extraocular eye muscles

Front 9

Ophthalmorrhagia

Back 9

Bleeding from the eye

Front 10

Papilledema

Back 10

Swelling of the optic disk

Front 11

Photophobia

Back 11

Strong sensitivity to bright light

Front 12

Presbyopia

Back 12

Visual loss due to old age

Front 13

Scleromalacia

Back 13

Softening of the sclera

Front 14

Xerophthalmia

Back 14

Dry eyes

Front 15

Achromatopsia

Back 15

Severe, congenital deficiency in color vision; complete color blindness; more common in males

Front 16

Amblyopia

Back 16

Loss of vision as a result of eye pathology

Front 17

Cataract

Back 17

Damage to the lens causing it to become opaque or cloudy resulting in diminished vision

Front 18

Corneal abrasion

Back 18

Scraping injury to the cornea

Front 19

Glaucoma

Back 19

Increase in intraocular pressure which, if left untreated, may result in atrophy (wasting away) of the optic nerve or blindness

Front 20

Hyperopia

Back 20

Farsightedness

Front 21

Iritis

Back 21

Inflammation of the iris

Front 22

Keratitis

Back 22

Inflammation of the cornea

Front 23

Legally blind

Back 23

Describes a person who has severely impaired vision

Front 24

Monochromatism

Back 24

Unable to perceive one color

Front 25

Myopia

Back 25

Nearsightedness

Front 26

Oculomycosis

Back 26

Fungus infection of the eye

Front 27

Retinal detachment

Back 27

Occurs when the retina becomes separated from the choroid layer

Front 28

Retinitis pigmentosa

Back 28

Progressive disease of the eye resulting in the retina becoming hard, pigmented, and atrophied

Front 29

Retinoblastoma

Back 29

Malignant eye tumor occurring in children, usually under the age of 3

Front 30

Retinopathy

Back 30

General term for disease affecting the retina

Front 31

Scleritis

Back 31

Inflammation of the sclera

Front 32

Uveitis

Back 32

Inflammation of the choroid layer

Front 33

Conjunctivitis

Back 33

Inflammation of the conjunctiva commonly called pinkeye

Front 34

Blepharitits

Back 34

Inflammation of the eyelid

Front 35

Hordeolum

Back 35

(Stye/sty) a small purulent inflammatory infection of a sebaceous gland of the eyelid

Front 36

Dacryoadenitis

Back 36

Inflammation of the lacrimal gland

Front 37

Dacryocystitis

Back 37

Inflammation of the lacrimal sac

Front 38

Esotropia

Back 38

Inward turning of the eye; also called cross-eyed

Front 39

Exotropia

Back 39

Outward turning of the eye; also called wall-eyed

Front 40

Strabismus

Back 40

Eye muscle weakness commonly seen in children resulting in the eyes looking in different directions at the same time

Front 41

Hemianopia

Back 41

Loss of vision in half the visual field

Front 42

Nystagmus

Back 42

Jerky-appearing in voluntary eye movements, usually left and right. Often an indication of brain injury

Front 43

Keratometer

Back 43

An instrument used to measure the curvature of the cornea

Front 44

Optometer

Back 44

Instrument used to measure how well the eye is able to focus images clearly on the retina

Front 45

Blepharectomy

Back 45

Surgical removal of all or part of the eyelid

Front 46

Blepharoplasty

Back 46

Surgical repair of the eyelid

Front 47

Cryoextraction

Back 47

Procedure in which cataract is lifted from the lens with an extremely cold probe

Front 48

Cryoretinopexy

Back 48

Surgical fixation of the retina by using extreme cold

Front 49

Enucleation

Back 49

Surgical removal of an eyeball

Front 50

Iridectomy

Back 50

Surgical removal of a small portion of the iris

Front 51

Iridosclerotomy

Back 51

To cut into the iris and Sclera

Front 52

Keratoplasty

Back 52

Surgical repair of the cornea

Front 53

Retinopexy

Back 53

Surgical fixation of the retina

Front 54

Scleral buckling

Back 54

Placing a band of silicone around the outside of the sclera that stabilizes a detaching retina

Front 55

Strabotomy

Back 55

Incision into the eye muscles in order to correct strabismus