Eyes

Question 1

visual acquity test

Answer 1

snellen

Question 2

visual field test

Answer 2

blind spots

Question 3

non contact tonometer

Answer 3

air test

Question 4

carries vision to the brain

Answer 4

CN2

Question 5

keeps eyelids open

Answer 5

CN3 (oculomotor)

Question 6

eyeball movement, rotational up, down, right, and left

Answer 6

CN4 (trochlear)

Question 7

lateral vision to left and right

Answer 7

CN6 (abducens)

Question 8

light rays entering the eye are not focused on the retina, causing blurred vision

Answer 8

refactory disorders

Question 9

ametropia

Answer 9

refractive error is present

Question 10

normal vision without corrective devises. can be surgically induced

Answer 10

emmetropia

Question 11

nearsighted. can see near but not far

Answer 11

myopia (near sightedness)

Question 12

longer length of eyeball causes light rays to fall in front of retina

Answer 12

myopia (nearsightedness)

Question 13

can see far but not close

Answer 13

farsightedness (hyperopia)

Question 14

shorter length of eyeball causes light rays to fall behind retina

Answer 14

hyperopia (farsightedness)

Question 15

irregular curvature of cornea prevents light rays from focusing on a single point

Answer 15

astigmatism

Question 16

function of aging. progressively diminished ability to focus on near objects

Answer 16

presbyopia

Question 17

procedure is most commonly performed laser eye surgery to treat refractory disorders. laser reshaping corneal curvature

Answer 17

LASIK

Question 18

increasing cloudiness or opacity of natural crystalline lens. usually result of again

Answer 18

cataracts

Question 19

what are some reasons for cataracts

Answer 19

diabetes, again, trauma, radiation, CNS disorders

Question 20

risk factors of cataracts

Answer 20

UV rays, xray exposure, smoking, poor diet, diabetes, corticosteroids

Question 21

gradual onset, initial complaint of having glare, progressive reading difficulty, PAINLESS

Answer 21

cataracts

Question 22

diagnostic tests for cataracts

Answer 22

visual acuity test (BVA 20/50 or worse) glare test (20/200 or worse), potential acuity meter

Question 23

instruction after cataract surgery

Answer 23

don’t drive, don’t poop, don’t bend, protect, don’t sleep on that side, don’t take aspirin with meds, eye protection,

Question 24

the name given to a group of related diseases in which increased IOP places pressure on the optic nerve causing irreversible damage. Optic nerve will slowly die.

Answer 24

glaucoma

Question 25

peripheral vision will initially become decreased

Answer 25

glaucoma

Question 26

risk factors for glaucoma ( know!)

Answer 26

age, ethnic (African, African American, African Caribbean), ocular risk factors, genetics, smoking, alcohol, socioeconomic factors

Question 27

what is the most common glaucoma

Answer 27

open angle

Question 28

glaucoma caused by SLOW blockage of the drainage canals. Increased IOP, symptoms and damage are not noticed

Answer 28

open angle

Question 29

glaucoma results suddenly, sudden rise of IOP, rapid, noticeable symptoms

Answer 29

closed angle

Question 30

adequate anterior chamber space but elevated intraocular pressure. Elevated due to increase in aqueous production and decreased aqueous drainage

Answer 30

open angle glaucoma

Question 31

explain open angle glaucoma

Answer 31

increase in aqueous production and decrease in drainage

Question 32

Medical emergency. Iris is blocked. Angle in anterior chamber too narrow. Rapid increase in IOP.

Answer 32

acute angle closure glaucoma

Question 33

reasons after glaucoma to call DR right away

Answer 33

pain, SOB, nausea or vomiting, loss of vision, nonreactive pupils, reddened sclera, bleeding, discharge, or tingling in the hands or feet

Question 34

don’t do after glaucoma

Answer 34

bending, coughing, vomiting, straining, heavy lifting

Question 35

deterioration of the macula over time

Answer 35

macular degeneration

Question 36

most common risk factors for macular degeneration

Answer 36

age, CV disease (perfusion, perfusion), hyperlipidemia, light colored iris, heredity, hypertension, smoking, hyperopia, UV toxicity

Question 37

progression of macular degeneration can be delayed or prevented by taking

Answer 37

high doses of antioxidants: VIt C, Lutein, Zeazanthin, Zinc, and copper. Eat dark, green, leafy and orange/yellow veggies and fruits

Question 38

cataract surgery increases risk. Vitreous gel flows through tear and pools behind the retinal, lifting it

Answer 38

retinal detachment

Question 39

clinical manifestations of retinal detachment

Answer 39

asymptomatic, blurry vision, shower of floaters, flashes of light, curtain or veil, no pain

Question 40

retinal detachment symptom: the patient will notice black/grey spots which are more noticeable agains a light background or blue skies, they are clumps of virtues proteins or clumps of RBC from hemorrhage

Answer 40

shower of floaters

Question 41

patient will notice a shader or curtain or veil like shape come across the visual field

Answer 41

curtain or veil from retinal detachment

Question 42

tiny, synthetic band attached to the outside of the eyeball to gently push the wall of the ye against the detached retina

Answer 42

scleral buckle surgery for retinal detachment

Question 43

meds to block pain receptors and numb. also blink reflex subdued

Answer 43

anesthetic eye drops (proparacaine hydrochloride and tetracaine hydrochloride)

Question 44

Proparacaine Hydrochloride and Tetracaine Hydrochloride are both

Answer 44

topical Opththalmic drops that block sensation and temporary elimination of blink reflex