Chapter 12

Question 1

eye

Answer 1

organ of vision

Question 2

sclera

Answer 2

outer protective layer of eye

Question 3

cornea

Answer 3

anterior part of sclera

Question 4

choroid

Answer 4

middle layer of eye

Question 5

iris

Answer 5

pigmented part that regulates light entering eye

Question 6

pupil

Answer 6

opening in the center of the iris

Question 7

lens

Answer 7

lies behind pupil-focus and bend light

Question 8

retina

Answer 8

inner layer of eye-contains vision receptors

Question 9

aqueous humor

Answer 9

liquid in the eye, nourishes

Question 10

vitreous humor

Answer 10

jelly behind the lens

Question 11

Meibomian glands

Answer 11

oil glands in upper and lower edges of eyelids-lubricate

Question 12

lacrimal apparatus

Answer 12

network of glands, ducts, canals, and sacs that produce and drain tears

Question 13

optic nerve

Answer 13

carries visual impulses from retina to brain

Question 14

conjunctiva

Answer 14

mucous membrane lining eyelids and covering anterior portion of sclera

Question 15

blephar/o

Answer 15

eyelid

Question 16

conjunctiv/o

Answer 16

conjunctiva

Question 17

cor/o core/o pupil/o

Answer 17

pupil

Question 18

corne/o kerat/o

Answer 18

cornea

Question 19

dacry/o lacrim/o

Answer 19

tear

Question 20

ir/o irid/o

Answer 20

iris

Question 21

ocul/o opthalm/o

Answer 21

eye

Question 22

opt/o

Answer 22

vision

Question 23

phac/o phak/o

Answer 23

lens

Question 24

retin/o

Answer 24

retina

Question 25

scler/o

Answer 25

sclera

Question 26

cry/o

Answer 26

cold

Question 27

cyst/o

Answer 27

bladder, sac

Question 28

dipl/o

Answer 28

two, double

Question 29

is/o

Answer 29

equal

Question 30

phot/o

Answer 30

light

Question 31

ton/o

Answer 31

tension, pressure

Question 32

bi-, bin-

Answer 32

two

Question 33

-opia

Answer 33

vision (condition)

Question 34

-phobia

Answer 34

abnormal fear

Question 35

-plegia

Answer 35

paralysis

Question 36

aphakia

Answer 36

condition of without lens

Question 37

amblyopia

Answer 37

reduced vision in one eye

Question 38

anisometropia

Answer 38

significant unequal refractive error between two eyes

Question 39

astigmatism

Answer 39

blurred vision- caused by irregular curvature of the cornea/lens

Question 40

cataract

Answer 40

clouding of the lens of the eye

Question 41

chalazion

Answer 41

non-infected obstruction of an oil gland of the eyelid

Question 42

drusen

Answer 42

yellowish deposits located under the retina-aging and muscular degeneration

Question 43

glaucoma

Answer 43

eye disorder-increase of intraocular pressure

Question 44

hyperopia

Answer 44

farsightedness

Question 45

hyphema

Answer 45

hemorrhage within anterior chamber of the eye- blunt trauma

Question 46

macular degeneration

Answer 46

progressive deterioration of the macula-loss of central vision

Question 47

myopia

Answer 47

nearsightedness

Question 48

nyctalopia

Answer 48

poor vision at night

Question 49

nystagmus

Answer 49

jerking movements of the eyes

Question 50

pinguecula

Answer 50

yellow mass on conjunctiva

Question 51

presbyopia

Answer 51

impaired vision-result of aging

Question 52

pterygium

Answer 52

thin tissue growing onto the cornea from conjuntiva

Question 53

retinal detatchment

Answer 53

separation of retina from choroid in back of the eye

Question 54

retinitis pigmentosa

Answer 54

hereditary progressive disease- night blindness and pigment changes

Question 55

strabismus

Answer 55

eyes look in different directions

Question 56

sty

Answer 56

infection of an oil gland of the eyelid

Question 57

enucleation

Answer 57

surgical removal of the eyeball

Question 58

LASIK

Answer 58

laser procedure-replenishes corneal tissue beneath cornea

Question 59

phacoemulsification

Answer 59

method to remove cataracts

Question 60

photorefractive keratectomy

Answer 60

treatment for astigmatism, hyperopa, and myopia-laser

Question 61

retinal photocoagulation

Answer 61

intense beam of light condenses retinal tissue

Question 62

scleral buckling

Answer 62

procedure to repair retinal detatchment

Question 63

trabeculectomy

Answer 63

create an opening that allows aqueous humor to drain

Question 64

emmetropia

Answer 64

normal refractive condition of the eye

Question 65

intraocular lens

Answer 65

artificial lens implanted in eye during cataract surgery

Question 66

miotic

Answer 66

agent that constrics the pupil

Question 67

mydriatic

Answer 67

agent that dilates the pupil

Question 68

optician

Answer 68

specialist who fills prescriptions for lenses

Question 69

optometrist

Answer 69

health professional who diagnoses, treats, and manages eyes

Question 70

visual acuity

Answer 70

sharpness of vision for distance/near

Question 71

ARMD

Answer 71

age related muscular degeneration

Question 72

Ast

Answer 72

astigmatism

Question 73

Em

Answer 73

emmetropia

Question 74

IOL

Answer 74

intraocular lens

Question 75

IOP

Answer 75

intraocular pressure

Question 76

LASIK

Answer 76

laser-assisted in situ keratomileusis

Question 77

Ophth

Answer 77

opthamology

Question 78

PHACO

Answer 78

phacoemulsification

Question 79

PRK

Answer 79

photorefractive keratectomy

Question 80

VA

Answer 80

visual acuity