Assessment of the eye Flashcards

1
Q

it is used to test distant visual acuity

A

Snellen chart

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2
Q

what is the proper way to perform Snellen chart

A

20 ft away from the chart, covering one eye with an opaque card

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3
Q

is configured just like the snellen chart bt the characters on it are only E’s

A

E chart

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4
Q

what will you used to test near vision of the client

A

using jaeger test. let the client hold the newspaper 14 inches away from the eye.

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5
Q

a hand-held instrument that allows the examiner to view the fundus of the eye

A

opthamoscope

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6
Q

nearsightedness

A

myopia

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7
Q

farsightedness

A

hyperopic

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8
Q

what is the normal distant visual acuity

A

20/20

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9
Q

how will you test the distant visual acuity?

A

position the client 20 ft from the snellen chart or e chart and ask her to read each line until she cannot decipher the letters

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10
Q

what is the normal near visual acuity

A

14/14

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11
Q

(impaired near vision) is indicated when the clients move the chart away from their eyes to focus on the print; it is common in clients over 45 years of age

A

presbyopia

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12
Q

how will you perform the confrontation test?

A

position yourself approximately 2 ft away from the client at eye level

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13
Q

this test assesses parallel alignment of the eyes

A

corneal light reflex test

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14
Q

how will you perform corneal light reflex?

A

hold a penlight approximately 12 in from the clients face

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15
Q

teem used to describe misalignment that occurs only when fusion reflex is blocked

A

phoria

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16
Q

constant malalignment of the eyes

A

strabismus

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17
Q

specific type of misalignment

A

tropia

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18
Q

inward turn of the eye

A

esotropia

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19
Q

outward turn of the eye

A

exotropia

20
Q

an oscillating shaking movement of the eye

A

nystagmus

21
Q

drooping of the upper lid, maybe attributed to oculomotor nerve damage, myasthenia gravis, weakened muscle or tissue or a congenital disorder

A

ptosis (blepharoptosis)

22
Q

inverted lower lid, which may cause pain and injure the cornea as the eyelash brushes against the conjunctiva and cornea

A

entropion

23
Q

everted lower lid, results in exposure and drying of the conjuctiva

A

ectropion

24
Q

redness and crusting along the lid margins, an infection caused by Staphylococcus aureus.

A

seborrhea or blepharitis

25
Q

hair follicle infection

A

folliculitis

26
Q

infection of the meibomian gland (located in the eyelid)

A

chalazion

27
Q

protrusion of the eyeballs accompanied by retracted eyelid margins

A

exophthalmos a.k.a proptosis

28
Q

generalized redness of the conjunctiva suggests what?

A

conjunctivitis

29
Q

is a local inflammation of the sclera.

A

episcleritis

30
Q

occurs when the client has jaundice or icterus

A

yellow sclera

31
Q

bright red areas on the sclera, these are often caused by sneezing, coughing or vomiting which may break a blood vessel.

A

subconjunctival hemorrhage

32
Q

pupil is bigger than the other

A

anisocoria

33
Q

pupil constriction

A

miosis

34
Q

dilated pupils

A

mydriasis

35
Q

a normal condition in older clients, appears as white arc around the limbus

A

arcus senilis

36
Q

abbreviation for left eye oculus sinister

A

O.S

37
Q

abbreviation for right oculus dexter

A

O.D

38
Q

can be detected when light directed to the blind eye results in no response in either pupil

A

monocular blindness

39
Q

swelling of the optic disc, appears as a swollen disc with blurred margins a hyperemic (blood-filled) appearance.

A

papilledema

40
Q

use as the standard of measure for the location and size of other structures and any abnormalities or lesion within the ocular fundus

A

diameter of the optic disc

41
Q

evidence by the disc being white in color and a lack of disc vessels, caused by death of optic nerve

A

optic atrophy

42
Q

small depression within the neurosensory retina where visual cavity is highest

A

fovea

43
Q

occurs when injury causes red blood cells to collect in the lower half of the anterior chamber

A

hyphemia

44
Q

usually results from an inflammatory response in which white blood cells accumulate in the anterior chamber and produce cloudiness in front of the iris

A

hypopyon

45
Q

a tender red bump on the edge of the eyelid. It is an infection of a gland of the eyelid.

A

hordeolum (stye)