Medical Vocab: Lesson 13

Front 1

BLEPHAR-

Back 1

combining form

eyelid

blephar-o-stat

Front 2

CHOROID-

Back 2

combining form

[skinlike] choroid

choroid-itis

Front 3

COR(E)-

Back 3

combining form

[girl] pupil (of the eye)

core-o-plast-y

Front 4

CYCL-

Back 4

combining form

circle; the ciliary body

cycl-o-pleg-ia

Front 5

DACRY-

Back 5

combining form

tear; lacrimal sac or duct

dacry-elc-osis

Front 6

HERPES, HERPET-

Back 6

combining form

[shingles] herpes, a creeping skin disease

herpet-i-form

Front 7

IR(ID)-

Back 7

combining form

[rainbow] iris

irid-ectomy

Front 8

JUNCT-

Back 8

combining form

join

con-junct-iv-itis

Front 9

KERAT-

Back 9

combining form

[horn] cornea

kerat-itis

Front 10

LACRIM-

Back 10

combining form

tear

lacrim-al

Front 11

MY-

Back 11

combining form

close, shut

my-opia

Front 12

OCUL-

Back 12

combining form

eye

ocul-ar

Front 13

OP(S)-

Back 13

combining form

vision

dys-ops-ia

Front 14

OPHTHALM-

Back 14

combining form

eye

ophthalm-ia

Front 15

OPT-

Back 15

combining form

[seen] vision; eye

opt-ic-al

Front 16

PHAC-, PHAK-

Back 16

combining form

[lentil] lens

a-phak-ia

Front 17

RET-, RETIN-

Back 17

combining form

[net] retina; network, plexus

retin-a

Front 18

STIGM-, STIGMAT-

Back 18

combining form

point, mark, spot

a-stigmat-ism

Front 19

XER-

Back 19

combining form

dry

xer-oma

Front 20

sclera

Back 20

a tough, fibrous coat that forms a protective covering for the delicate nerves and membranes beneath

Front 21

cornea

Back 21

the anterior, visible, and transparent protion of the sclera

Front 22

conjunctiva

Back 22

the transparent mucous membrane covering the anterior portion of the sclera; is an extension of the lining of the eyelids

Front 23

The portion of the conjuctiva that lines the eyelids is called

Back 23

the palpebral conjuctiva (Latin palpebra, eyelid)

Front 24

The membrane covering the sclera is called

Back 24

the bulbar conjuctiva

Front 25

fornix conjuctivae (Latin fornix, arch)

Back 25

the loose fold connecting the palpebral and bulbar conjuctiva

Front 26

episcleritis

Back 26

a common disease of the sclera; its cause is unknown and the inflammation is usually subsides after a few days of treatment

Front 27

keratitis

Back 27

bacterial corneal ulcers caused by Streptococcus pneumoniae

Front 28

herpetic keratitis

Back 28

a condition caused by the most common viral cause of corneal ulcers is herpes simplex virus (HSV)

Front 29

herpes cornea

Back 29

an inflammation of the cornea

Front 30

hypopyon keratitis

Back 30

a serpentlike ulcer with pus in the anterior chamber of the eye, can be a complication of both bacterial and viral ulceration.

Front 31

xerosis

Back 31

hardening and drying of the epithelium throught the body due to a lack fo vit A

Front 32

xeroophthalmia

Back 32

xerosis of the conjunctiva and cornea

Front 33

keratomalacia

Back 33

a softening of the cornea (corneal ulceration) cause by avitaminosis A

Front 34

uvea (Latin uva)

Back 34

the middle layer of the eye, or vascular layer, is a dark brown tissue; resembles a grape

Front 35

glaucoma

Back 35

an increase in intraocular pressure that damages nerve fibers at the optic disc

Front 36

tanometer

Back 36

measures intraocular pressure

Front 37

retina

Back 37

an outgrowth of the optic nerve, the innermost layer of the globe of the eye; receives visual images through the lens and transmits these images through the optic nerve to the proper receptors in the brain

Front 38

The rods that control night vision

Back 38

scotopia

Front 39

nystalopia

Back 39

night blindness due to a deficiency in vit A

Front 40

deuteranopia (Greek, deuteros, second)

Back 40

green blindness

Front 41

protanopia (greek, protos, first)

Back 41

red blindness

Front 42

tritanopia (Greek, tritos, third)

Back 42

color blindness in which blue and yellow appear gray

Front 43

erythropia

Back 43

oversensitivity to the cones causing the person the see everything through a red haze

Front 44

chloropia

Back 44

sensitivity causing the person to see through a green haze

Front 45

cyanopia

Back 45

sensitivity causing the person to see through a blue haze

Front 46

When all objects appear yellow

Back 46

xanthopsia

Front 47

What is macular degeneration?

Back 47

(Latin, macula, spot) age related where central visual field is blind

Front 48

When focusing is normal, the condition is called ________.

Back 48

emmetropia

Front 49

hyperopia

Back 49

farsightedness, results from teh failure of light rays to focus directly on the retina

Front 50

myopia

Back 50

nearsightedness, caused by a larger than normal eye that cuases light rays to focus in front of the retina

Front 51

astigmatism (Greek stigma, point, mark, spot)

Back 51

results when the lens of the cornea is egg shaped rather than spherical, causing some of the light rays to focus behind the retina and some to focus in front of it

Front 52

-oma

Back 52

in the terminology of ophthalmology, many words ending in -oma do not desgate tumors but various abnormalities

Front 53

cataract (Greek, kataraktes, found in Latin as cataracta) meant a waterfall, particularly a cataract of the Nile or Euphrates river. Later it came to mean

Back 53

a floodgate

Front 54

Jacques Daviel

Back 54

the French surgeon who developed the modern surgical method for treatment of cataract by removal of the lens

Front 55

Galen used the word __________ to refer to the _______of the eye. Pliny used it to refer to a precious stone. But to the ancient greeks and romans, __________ was the many hued goddess of the rainbow.

Back 55

Iris