NCOA Vision Review Flashcards
This structure of the eye controls the amount of light entering the retina.
What is the pupil?
This transparent part of the eye focuses light onto the retina.
What is the lens?
This area of the retina is responsible for sharp, central vision.
What is the macula?
This jelly-like substance fills the space between the lens and the retina.
What is the vitreous humor?
This nerve transmits visual information from the retina to the brain.
What is the optic nerve?
This common age-related change affects near vision due to the loss of lens elasticity.
What is presbyopia?
The clouding of the lens that reduces vision clarity and causes glare sensitivity.
What is cataracts?
This age-related condition is the leading cause of central vision loss in older adults.
What is age-related macular degeneration (AMD)?
This condition is caused by increased intraocular pressure, which can lead to optic nerve damage.
What is glaucoma?
This degenerative condition of the retina is common in older adults with diabetes.
What is diabetic retinopathy?
What is the Snellen chart?
A common chart used by nurses to test visual acuity
The Snellen chart consists of letters or symbols in decreasing size.
What is an ophthalmoscope?
A handheld device used to examine the internal structures of the eye
It allows healthcare professionals to view the retina and other parts of the eye.
What is a visual field test?
A test used to evaluate peripheral vision
This test helps identify any blind spots or vision loss.
What is a tonometry test?
An annual test to detect glaucoma
This test measures the pressure inside the eye.
What is difficulty reading or recognizing faces?
A change in this vision-related activity may indicate worsening macular degeneration
Macular degeneration affects central vision.
What is bright, non-glare lighting?
A type of lighting recommended to help older adults with low vision navigate safely
It enhances visibility without causing discomfort.
What is lutein (or zeaxanthin)?
An antioxidant-rich food recommended for older adults to promote eye health
These nutrients are found in leafy greens and other colorful fruits and vegetables.
What are UV-blocking sunglasses?
A type of sunglasses recommended to protect eyes from harmful UV rays
They help prevent damage to the eyes from sunlight.
What is a magnifier or magnifying glass?
An assistive device that can help older adults with low vision to read
It enlarges text and images for better visibility.
What is low-vision therapy or low-vision rehabilitation?
A vision rehabilitation program that helps older adults with low vision adapt to daily tasks
This program includes training and strategies to enhance independence.
What are stairs?
Home fixtures that nurses educate older adults to avoid falls by marking the edges of
Clear visibility of stairs is crucial for preventing accidents.
What are walkways or living areas?
Areas that nurses recommend older adults keep clutter-free for safety
Reducing clutter minimizes the risk of tripping.
What is labeling or color-coding medication bottles?
A nursing intervention that assists patients with vision loss to identify medications
This method enhances medication management for visually impaired individuals.
What technique do nurses teach patients with vision loss to describe food placement on a plate?
The clock face method.
The clock face method helps individuals visualize food locations using the analogy of a clock.
