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Visual and Auditory SystemsMedical-Surgical Nursing-7th edition

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Question Answer
Which populations have a higher risk of damage to the optic nerve from glaucoma?
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African Americans and older people
What family history data is important to gather during a health assessment focused on the eyes?
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Family history of: Atherosclerosis, diabetes, thyroid diseases, hypertension, arthritis, cancer, cataracts, tumors of the eye, refractive errors (especially myopia and hyperopia), or retinal degenerative conditions (like macular degeneration, retinal detachment, retinitis pigmentosa).
Adequate intake of vitamins ______ & _______ may be beneficial in preventing or delaying retinal damage.
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C & E
Deficiencies in _______ have been linked to the development of erythematous scales in the periorbital area of the eye.
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Zinc
Why is it important to assess a client's elimination pattern during an eye exam?
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Straining to poop increases intraocular pressure (Valsalva maneuver). If the client needs eye surgery, this may be a concern.
What is hyphema?
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Intraocular bleeding
Cross-country skiers can develop corneal ________ after an abrasion from low-lying tree limbs. Assessing leisure activities can help identify these types of conditions.
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Fungal ulcers
Lack of sleep can cause ocular _______, especially in those who wear contact lenses.
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Irritation
What common eye conditions can present with pain?
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Corneal abrasions, iritis, acute glaucoma, infections and the presence of foreign bodies
What is involved in an objective physiologic functional eye assessment?
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Visual acuity, ability to judge closeness and distance, extraocular muscle function, evaluating visual fields (confrontation), pupil function (accommodation) and intraocular pressure.
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During your visual assessment of a client for an eye exam, you notice that they hold their head in an unusual position. You suspect they might be suffering from what type of visual disturbance?
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Diplopia (double vision)
You are collecting information for a client's health history prior to an eye exam and you notice that he is covering his eyes while talking to you. You automatically suspect he has...
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A corneal abrasion (which makes him sensitive to light), or photophobia.
You go to shake the client's hand before leaving the room to talk to the doctor. He pauses a moment, and slightly misses your hand, corrects and finally shakes it. What part of his vision might he be having problems with?
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Depth perception (although this would be a crude assessment of it)
Related to a vision assessment, the nurse must document the patient's ________ before they receive any care for medical and legal reasons.
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Visual acuity
OD is the abbreviation for...
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Right eye (Oculus Dexter)
OS is the abbreviation for...
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The left eye (Oculus Sinister)
OU is the abbreviation for...
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Both eyes (Oculus uterque)
The Snellen chart is used to measure...
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Visual acuity
_________ is defined as the best-corrected vision in the better eye of 20/200 or less.
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Legal blindness
The Jaeger chart is used to measure...
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Near vision
You read in a patient's chart: Visual Acuity FC/ 2ft. OU. What does this mean?
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The patient could only count the nurse's fingers (FC=finger count) at the distance of 2 ft. or closer for both eyes (OU).
  
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