Thursday, 8-4-Eye Examination Lab Flashcards

1
Q

Confrontation examination is used to assess ___

A

Visual field

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2
Q

Amblyopia is ___

A

Lazy eye with permanently reduced visual acuity

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3
Q

__ is ocular ataxia or rhythmical oscillation of the eyes

A

Nystagmus

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4
Q

__ is associated with turning head-implications in evaluation of labyrinth/vestibular or CNS function

A

Nystagmus

Caloric reflex test or vestibular caloric reflex stimulation

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5
Q

__: near point constriction of pupil

A

Convergence

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6
Q

___: unequal size of pupils

A

Anisocoria

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7
Q

During the fundoscopic exam, the red reflex is the ___

During the fundoscopic exam, what are the structures of the posterior chamber that you are looking for?

A

Retina

Optic disc is nasal and inferior, 2 lateral and 2 nasal arterioles, and the macula is temporal

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8
Q

What is the most common organism responsible for bacterial conjunctivitis in adults? Children?

A

Adults: S aureus

Children: M catarrhalis

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9
Q

Is bacterial conjunctivitis normally uni- or bi-lateral?

A

Unilateral

Purulent discharge through the day and spread by direct contact

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10
Q

What virus is responsible for viral conjunctivitis?

A

Adenovirus

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11
Q

Describe viral conjunctivitis:

A
  • spread by direct contact
  • initially unilateral but quickly becomes bilateral
  • clear discharge and may have follicular appearance on tarsal conjunctiva
  • self limiting
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12
Q

How is allergic conjunctivitis distinguished from viral?

A

Bilateral redness, watery discharge, and itching

May have morning crusting

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13
Q

__ is acute purulent inflammation (sterile or S aureus) and is also known as a stye

A

Hordeolum

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14
Q

__ is when the Meibomian tear gland becomes obstructed. It is a painless, rubbery, nodular lesion often associated with blepharitis and roasacea

A

Chalazion

Generally found in eyelids

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15
Q

__ are cholesterol deposits around the eyes. They are benign and hyperlipidemia is present in 50% of adults with them

A

Xanthelasma

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16
Q

__ is used to identify epithelial defects

A

Fluorescein stain

17
Q

What does PERRLA, EOMI stand for?

A

Pupils equal, round, reactive to light and accommodation, extra-ocular muscles intact

18
Q

When examining the orbital conjunctiva, you depress the lower eyelid and have the patient look which direction?

A

Up

19
Q

When examining the orbital conjunctiva, you raise the upper eyelid and have the pt look which direction?

A

Down

20
Q

When examining the orbital conjunctiva, foreign bodies may be removed by ___

A

Eversion of the upper eyelid

21
Q

The snellen chart is used to test for ___

A

Visual acuity