Owens Lesson 13 Flashcards

Front 1

Sclera

Back 1

outermost layer of the eye; touch, fibrous coat that forms a protective covering for the delicate nerves and membranes beneath

Front 2

Cornea

Back 2

Anterior, visible and transparent portion of the sclera

Front 3

Conjunctiva

Back 3

an extension of the lining of the eyelids

Front 4

Palpebral conjunctiva

Back 4

portion of the conjunctiva that lines the eyelids

Front 5

Bulbar conjunctiva

Back 5

membrane covering the sclera

Front 6

Fornix conjunctivae

Back 6

loose fold connecting the palpebral conjunctiva and the bulbar conjunctiva

Front 7

Xerosis

Back 7

hardening and drying of the epithelium throughout the body

Front 8

Xerophthalmia

Back 8

Xerosis of the conjunctiva and cornea

Front 9

Keratomalacia

Back 9

softening of the cornea

Front 10

Uvea

Back 10

middle layer of the eye; vascular layer; dark brown tissue

Front 11

What is the uveal tract composed of?

Back 11

Iris, the ciliary body, and the choroid

Front 12

Tonometer

Back 12

instrument that measures intraocular pressure; can detect glaucoma

Front 13

Retina

Back 13

outgrowth of the optic nerve; innermost layer of the eye; thin, transparent sheet of neural tissue that lines the inner aspect of the posterior two-thirds of the eye

Front 14

Tritanopia

Back 14

color blindness in which blue and yellow appear gray

Front 15

Deuternaopia

Back 15

Green blindness

Front 16

Protanopia

Back 16

lack of sensitivity in the cones that are sensitive to red

Front 17

Myopia

Back 17

nearsightedness

Front 18

Hyperopia

Back 18

farsightedness

Front 19

Astigmatism

Back 19

the lens or 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 20

-oma

Back 20

Noun-forming suffix
In the terminology of ophthalmology it often denotes abnoramalities

Front 21

Blephar-

Back 21

Combining Form
eyelid

Front 22

Choroid-

Back 22

Combining Form
[skinlike] choroid

Front 23

Cor(e)-

Back 23

Combining Form
[girl] pupil (of the eye)

Front 24

Cycl-

Back 24

Combining Form
circle; the ciliary body

Front 25

Dacry-

Back 25

Combining Form
tear; lacrimal sac or duct

Front 26

Herpes, Herpet-

Back 26

Combining Form
[shingles] herpes, a creeping skin disease

Front 27

Ir(id)-

Back 27

Combining Form
[rainbow] iris

Front 28

Junct-

Back 28

Combining Form
join

Front 29

Kerat-

Back 29

Combining Form
[hort] cornea

Front 30

Lacrim-

Back 30

Combining Form
tear

Front 31

My-

Back 31

Combining Form
close, shut

Front 32

Ocul-

Back 32

Combining Form
eye

Front 33

Op(s)-

Back 33

Combining Form
vision

Front 34

Ophthalm-

Back 34

Combining Form
eye

Front 35

Opt-

Back 35

Combining Form
[seen] vision, eye

Front 36

Phac-, Phak-

Back 36

Combining Form
[lentil] lens

Front 37

Ret-, Retin-

Back 37

Combining Form
[net] retina; network, plexus

Front 38

Stigm-, Stigmat-

Back 38

Combining Form
point, mark, spot

Front 39

Xer-

Back 39

Combining Form
dry