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Exam (elaborations)

NUR 410 Exam One Questions And Correct Answers

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  • NUR 410
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  • NUR 410

NUR 410 Exam One Questions And Correct Answers...

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  • September 28, 2024
  • 17
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 410
  • NUR 410
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Easton
NUR 410 Exam One Questions And Correct Answers


What senses diminish with age?

ALL senses diminish

*hearing, vision, touch/tactile, taste, smell

Changes in Vision with Age

-cornea thickens and flattens distorts vision

-arcus senillis

-increase in opacity of the lens overall blur

-thickening and yellowing of the lens color discrimination

-reduction in pupil diameter amount of light entering eye

-loss of rods

*make adapting to light and dark difficult

Presbyopia

farsightedness due to loss of elasticity of the lens of the eye



Difficulty viewing near objects

*/rx/: eyeglasses

Arcus Senilis

Grey-White arc or ring around limbus of iris common with age

Priority for the older adult w/vision changes

Safety!

Increased risk for falls

Changes in vision that impact function

Decreased visual acuity (test with snellen chart, newsprint)

Decreased ability to tolerate glare (night driving, shiny)

,Decreased ability to adapt to light and dark

Decreased peripheral vision (test with cardinal fields)

*/impact ON: driving, reading, eating

Cataracts

Clouding of the lens which results in blurry vision

-maybe see "halos"

-avoid glare



*Surgery necessary when vision no longer correctable with eyeglass prescription

-local anesthesia, outpatient

-mydriatic (dilates eye) used = anticholinergic effects (dries up!, falls, dizziness,
constipation)

-ABX eyedrops often prescribed (Risk for Infection)



Teaching:

-avoid heavy lifting, straining, and bending at the waist

-avoid constipation

-notify MD if coughing or vomiting occurs

Glaucoma

Rise in intraocular pressure that causes damage to the optic nerve

Results in loss of peripheral vision

Assess: cardinal fields

Teaching related to Risk Factors:

-increased age

-heredity

-failure to have routine eye exams

Medication Management:

, -Timolol beta blocker

-Pilocarpine

*Systemic effects

*must be taken on a schedule, should be given 5 mins apart, administer in the
conjunctival sac

Glaucoma is the leading cause of

blindness

Macular Degeneration

Loss of vision that occurs when the macula in the eye begins to deteriorate, results in a
loss of central vision

-straight lines appear wavy (later sign)



Early signs: dimming of vision, need for more light when reading



Screening tool: Amsler grid

Diabetic Retinopathy

Damage to the retinal blood vessels that can lead to blindness

caused by fluctuations in blood glucose

-few symptoms until the disease has progressed

Eye-drop Administration

Preparation = materials, hand a tissue

Positioning = Head back

PPE = gloves

Place the drops = conjunctival sac

Post-Admin Care = blink, don't rub eyes

Patience =wait 5 mins if giving more than 1 time

Conductive Hearing Loss

The conduction of sound is hindered

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