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Certified Ophthalmic Assistant (COA) > Written Card Notes > Flashcards

Written Card Notes Flashcards

1
Q

20/30 FT TO METERS?

A

6/9 METERS

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2
Q

20/40 FT TO METERS?

A

6/12 METERS

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3
Q

20/60 FT TO METERS?

A

6/18 METERS

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4
Q

20/80 FT TO METERS?

A

6/24 METERS

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5
Q

20/100 FT TO METERS?

A

6/30 METERS

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6
Q

20/ 200 FT TO METERS?

A

20/60 METERS

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7
Q

20/300 FT TO METERS?

A

6/90 METERS

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8
Q

20/400 FT TO METERS?

A

6/120 METERS

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9
Q

Enucleation

A

Removal of entire eyeball leaving only muscles and orbit

ENcleation=ENtire eye

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10
Q

Eviseration

A

Removal of contents but leaving selera

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11
Q

Versions

A

Tropic or Phoria of BOTH eyes

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12
Q

Ductions

A

Tropia or Phoria of ONE eye

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13
Q

Marcus Gun-Jaw winking

A

Swinging light

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14
Q

Addie’s Tonic Pupil

A

Mydriatics always but will constrict
Abnormal shape
TEST: Add pilocarpine

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15
Q

Horner’s

A

Miosis, Ptosis, Anydrosis

Cocaine test

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16
Q

Argyl Robertson

A

Syphillus, miosis, no dilation, abnormal shape

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17
Q

3rd Nerve

A

Mydriatics, down and out

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18
Q

Subcutaneous

A

Under skin

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19
Q

Intravitreal

A

Into the eye itself on subconjunctival etc

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20
Q

Intravenous

A

Into vein

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21
Q

Intramuscular

A

Into a muscle

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22
Q

Suspension

A

Must shake to mix

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23
Q

Solution

A

No need to shake

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24
Q

Speed of Light

A

186,000 per second

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25
Q

Visible Light

A

400-800 nano meters

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26
Q

A-Scan

A

Axiel Length

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27
Q

Tomography

A

Creates 3D images

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28
Q

Visual Pathway (7 steps):

A

1) Retina
2) Optic Nerve
3) Chiasm (junction box)
4) Optic Tract
5) Lateral Geniculate Body
6) Optic Rads
7) Visual Cortex

ROOOLOV

29
Q

Sterilization:

A

1) Boiling
2) Autoclave (MOST COMMON)
3) Germicides

30
Q

Legato conjunctivitis

A

Dry eye syndrome

31
Q

Applanation Tonometer should be checked every?

A

2 months

Balance at 2, 4 and 6

32
Q

Lensmeter

A

Always Zero out eye piece

33
Q

20/20 FT TO METERS?

A

6/6 METERS

34
Q

Three types of drops:

A

Injected
Topical
Systemic Meds

35
Q

Size of Miotic pupil

A

Smaller then 2 mm

36
Q

Size of Mydriatic pupil?

A

Larger then 6 mm

37
Q

Types of Lasers (2 types):

A

Photodistruptive Lasers

38
Q

PMMA

A

Polymethylmethacrylate

39
Q

3 Tear Film Layers

A

1) Outer Lipid
2) Aqueous Layer
3) Mucous Layer

40
Q

Ishara color vision test for?

A

Red/Green color blindness

41
Q

Hardy-Rand-Ritter

A

Red/Green/ Yellow

42
Q

How many Rods? Used for what?

A

150 million

Night Vision

43
Q

Number of Cones? Used for?

A

6 million

Daylight

44
Q

AMD

A

Age Macular Degeneration-Dry vs. Wet

45
Q

Presbyopia

A

Loss of accommodation

46
Q

Aphakia

A

No natural lens

47
Q

Pseudophakia

A

Lens implant

48
Q

Keratometry

A

Measure cornea

49
Q

Phoropter

A

Refractive Error

50
Q

Vertex Distance

A

Glasses to cornea

51
Q

Direct Pupillary Response

A

ONE pupil responds to light

52
Q

Consensual

A

Both pupils respond

53
Q

Sympathetic=

A

Mydrasis, dilator muscles

54
Q

Parasympathetic

A

Miosis

Sphincter muscle

55
Q

HIPPUS

A

Pupil rebounds after constriction

56
Q

Incision

A

Cutting INTO the tissue

INcision=INto

57
Q

Excision

A

Cutting out of tissue

58
Q

Aqueous Flow Chart

A

Ciliary body (creating of outflow)….to pupil….Anterior Chamber…..out through mesh work (drain through)

59
Q

Astheriopia

A

Number of problems for refractive error:

  • Eyestrain
  • Eye Fatigue
  • Pulling sensations
  • Inability to focus
60
Q

Disinfection

A

Inhibition of micoorganisms

61
Q

Sterilization

A

Destruction of Microorganisms

62
Q

Sanitation

A

Clean enough to be healthy

63
Q

Order of drop strength (weak to strong):

A

1) Tropicaminde 0.5 and 1%–Mydriacyl (2-6 hrs)
2) Cyclopentolate 1% and 2%–Cyclo (24 hrs)
3) Homatropine 2% and 5% (36 hrs)
4) Scoloplamine 1/4% (1 week)
5) Atropine 0.5% and 1% (2 weeks)

64
Q

3 rings Temporally:

A

Base OUT

65
Q

3 rings Medially:

A

Base IN

66
Q

3 rings Superiorly

A

Base UP

67
Q

3 rings Inferiorly:

A

Base DOWN

68
Q

Average core a thickness:

A

0.5mm

69
Q

Signs of an Allergic Reaction:

A

1) Itching
2) Redness
3) Swelling

Certified Ophthalmic Assistant (COA) (2 decks)

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