Ophtho Flashcards

Front 1

accomodation

Back 1

automatic adjustment of the lens to allow the eye to see at varying distances

Front 2

adnexa

Back 2

tissue around the globe (lids, 3rd lid, lacrimal system, conjunctiva, orbital tissue) accessory structures of the eye

Front 3

amaurosis

Back 3

loss of vision especially in reference to unknown cause

Front 4

aniridia

Back 4

congenital defect of the iris

Front 5

anisocoria

Back 5

unequal pupils

Front 6

ankyobleparon

Back 6

adhesion of the eyelids

Front 7

anophthalmos

Back 7

absence of eye

Front 8

anterior chamber

Back 8

the space between the cornea and the iris

Front 9

aphakia

Back 9

absence of the lens

Front 10

aphakic crescent

Back 10

lens is abnormlaly displaced causing the equator of the lens in the pupil

Front 11

aqueous humor

Back 11

clear fluid that fills the anterior and posterior chambers of the eye

Front 12

aquaeous flare

Back 12

ability to observe aqueous humor due to increase protein

Front 13

asteriod hyalosis

Back 13

small opacities associated with age occurs in the vitreous

Front 14

blepharitis

Back 14

inflammation of the eyelids

Front 15

blepharophimosis

Back 15

inabilty to open eyelid to normal extent

Front 16

blepharospasty

Back 16

plastic surgery to eyelid

Front 17

blepharospasm

Back 17

involuntary spasm of the eyelid muscle.

Front 18

bulla/ bullae

Back 18

blister/ blisters or vesicle

Front 19

buphthalmos

Back 19

enlarged globe caused by increase pressure in the eye, glacoma

Front 20

canthus

Back 20

the angle formed by the meeting of the upper and lower lid

Front 21

caruncle

Back 21

small piece of skin in the medial canthus

Front 22

cataract

Back 22

opacity of the lens and or lens capsule

Front 23

chalazion

Back 23

a sebacious cyst of the eyelid cause by the blockage of meibomiam gland

Front 24

chemosis

Back 24

edema of the conjunctiva

Front 25

choroid

Back 25

posterior uvea

Front 26

collyrium

Back 26

eyewash

Front 27

coloboma

Back 27

a hole/ fissure in ocular tissue caused by the abnormal closure of fetal tissue

Front 28

corectopia

Back 28

abnormal location of pupil

Front 29

cycloplegia

Back 29

paralysis of the ciliary musculature within the ciliary body

Front 30

dacryoadenitis

Back 30

inflammation/ infection of the lacrimal sac

Front 31

dermoid

Back 31

abnormal placement of skin and its appendages most often affecting eyelid, conjunctiva, and/or cornea

Front 32

descemetocele

Back 32

herniation of descemt's membrane of the cornea

Front 33

diopter

Back 33

unit of measurement of the refractive power of a lens

Front 34

distichiasis

Back 34

presence of two rows of eyelashes

Front 35

dyscoria

Back 35

abnormally shaped pupil

Front 36

ectropion

Back 36

rolling out of the eyelid margin

Front 37

emmetropia

Back 37

normal refraction where the image is focused on the retina

Front 38

enophthalmos

Back 38

abnormal retraction of the globe within the orib

Front 39

entropion

Back 39

rolling inward of the eyelid margin

Front 40

epiphora

Back 40

overflowing of tears

Front 41

euryblepharon

Back 41

abnormally large eyelid opening

Front 42

exophthalmos

Back 42

protrusion of the globe

Front 43

fundus

Back 43

posterior portion of the eye seen with the ophthalmoscope (optic nerve, tapetum, non tapetum, and choroid)

Front 44

glacoma

Back 44

disease associated with an increase in intraocular pressure

Front 45

gonioscopy

Back 45

exam of the iridocorneal angle

Front 46

glacoma

Back 46

dz associated with an increase in intraocular pressure

Front 47

gonioscopy

Back 47

exam of the iridocorneal angle

Front 48

hordeolum

Back 48

infection of the sebacous gland of the eyelid (stye)

Front 49

hyperopia

Back 49

farsighted, image is focused behind retina

Front 50

hyphema

Back 50

blood in the anterior chamber

Front 51

hypopyon

Back 51

pus in the anterior chamber

Front 52

intumescent lens

Back 52

swollen or enlarged lens

Front 53

iridodonesis

Back 53

tremulosness of the iris due to displacement of the lens

Front 54

keratectomy

Back 54

excision of the cornea

Front 55

keratitis

Back 55

inflammation of the cornea

Front 56

lacrimation

Back 56

production of tears

Front 57

lagophthalmos

Back 57

inability to close eyelid completely

Front 58

leukoma

Back 58

corneal scar

Front 59

miosis

Back 59

constriction of pupil

Front 60

mydriasis

Back 60

dilation of pupil

Front 61

myopia

Back 61

nearsightedness, image is focused in front of the retina

Front 62

nebula

Back 62

small scar on the cornea

Front 63

nyctalopia

Back 63

night blindness

Front 64

nystagmus

Back 64

rhythmical oscillations of the globe horizontal, ventral, or rotary

Front 65

ophthalmoplegia

Back 65

paraysis of the muscles of the eye

Front 66

pannus

Back 66

newly formed fibro vascular tissue of the cornea

Front 67

panophthalmitis

Back 67

inflammation of all ocular tissue

Front 68

papilla

Back 68

optic disc

Front 69

photophobia

Back 69

ocular pain caused by bright light

Front 70

phthisis bulbi

Back 70

shrinkage of the globe secondary to severe inflammation

Front 71

prebyopia

Back 71

refractive error associated with the impaired elasticity of the lens due to age

Front 72

proptosis

Back 72

forward displacement of the globe

Front 73

ptosis

Back 73

drooping of the eyelid

Front 74

retinoschisis

Back 74

abnormal splitting of the retinal layers, can be congential

Front 75

rubeosis iridis

Back 75

abnormal neovascularization of the surface of the iris

Front 76

sicca

Back 76

dry eye

Front 77

staphyloma

Back 77

protrusion of the outer coat of the eye lined with uvea

Front 78

strabismus

Back 78

deviation of the globed caused the eyes not to be directed to the same object simultaneously

Front 79

symblepharon

Back 79

adhsions between the palpebral and bulbar conjunctiva or adhesions to the cornea or eyelid

Front 80

synchysis scintisllans

Back 80

cholesterol cystals in liquefied vitreous

Front 81

synchysis sintiallans

Back 81

cholestrol crystals in liquefied vitreous

Front 82

synechia

Back 82

abnormal adhesions of iris to adjacent structures (iris to cornea is anterior, iris to lens is posterior)

Front 83

trichiasis

Back 83

abnormal deviation of one or more normal eyelashes

Front 84

uveitis

Back 84

inflammation of the vascular tunic of the eye (iris, ciliary, body, choroid)

Front 85

vascular tunic of eye

Back 85

iris, ciliary body, choroid

Front 86

vitreal synereisis

Back 86

liquefaction of the vitreous

Front 87

zonule

Back 87

very fine fibers that stretch from the ciliary processes of the lens which holds the lens in place

Front 88

zonuloysis

Back 88

enzymatic dissolution of the ciliary zonule.

Front 89

fibrous tunic

Back 89

outer coat, cornea and sclera

Front 90

what does the uvea consist of?

Back 90

middle coat. iris, ciliary body, choroid

Front 91

what are the 2 parts of the iliary body

Back 91

para plicata- anterior part that contains ciliary body processes

pars plana- posterior portion of the ciliary body

Front 92

where does the choroid live?

Back 92

between the sclera and the retina

Front 93

what is the inner coat of the eye

Back 93

neurosensory layer called the retina that lies on top of the posterior uvea. Light energy is converted to electrical energy here.

Front 94

what is the iriocorneal angle

Back 94

juxn of cornea, iris, and ciliary body drainage of aqueous humor

Front 95

where is the lens located

Back 95

located centreally between the ris and the vitreous. It is used to focus images close to the eye.

Front 96

where does aqueous humor live?

Back 96

1. anterior chamber - lg chamber between the cornea and iris

2. posterior chamber (PC)- is very small space between the iris and lens. It is enlarged pathologically in a disease called iris bombe.

Front 97

vitreous

Back 97

gel like fluid fills space between lens and retina. supports the lens and retina

Front 98

posterior segment

Back 98

refers to the vitreous, retina, and choriod

Front 99

fundus

Back 99

composed of all the ocular tissue that is visible at the posterior portion of the globe. posterior sclera, optic disc, tapetum, non tapetum, choriod, neuroseonsory retina, and retinal pigment epithelium
2. tapetal fundus
3. non tapetum

Front 100

tapetal fundus

Back 100

area of fundus that overlies the tapetum lucidum, a reflective structure in many species.

Front 101

non tapetum

Back 101

area surrounding the tapetum

Front 102

what are the motor blocks for the eye

Back 102

auriculopalpebral
is is used to faciliate and exam and procedures it blocks CN 7

Front 103

what are the sensory nerve blocks for the eye?

Back 103

1.supraorbital aka frontal (medial 2/3 of upper lid)
2.lacrimal
3.line

Front 104

what are the tear tests and what do they test?

Back 104

Schirmers- aqueous portion
Rose Bengal- mucin