NUR 108 Exam 5
- Accommodation
Answer •the ability of the eye to adjust to variations in distance
- Conjunctiva
Answer •thin transparent membrane that covers the anterior surface of the eye and lines the inner surfaces of the eyelids
- Corneal Reflex
Answer •blinking due to irritation
- Hyperopia
Answer • farsightedness
- Nystagmus
Answer •involuntary rapid eye movement
- Presbyopia
Answer •impaired near vision resulting from a loss of elasticity of the lens related to aging
- Ptosis
Answer •drooping of the eyelid 1 / 2
- Sclera
Answer •white outer layer of he eyeball
- Cataracts
Answer •clouding of the lens
*Manifestations* • “ in visual acuity (affects near and far vision) • glare • difficulty adjusting between light and dark environments • “ color discrimination (blue & purple) • cloudy gray/white pupil *Causes* • UV exposure • trauma
• DM
• prolonged use of corticosteroids • recurrent inflammation *Interventions* • surgical removal & replacement of lens • eye shield • antibiotic eye drops • limit lifting and bending • don't sleep on operative side • don't rub eyes • wear sunglasses • “ driving at night • maximize lighting
- Glaucoma
Answer •‘ intraocular pressure causing gradual loss of sight
• vision loss is permanent *Open-Angle*
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