Eyes Flashcards
What is the #1 priority when a patient comes in with an eye complaint?
Assess for visual acuity
What does it mean if the patient has 20/40 vision?
They see at 20 feet what a normal person sees at 40 feet
What is legally blind?
20/200
Strabismus (crossed eyes) eventually leads to a lazy eye. A lazy eye is also known as ________.
Amylopia
What are the 4 cranial nerves related to the eye?
2, 3, 4, 6
What is the name of cranial nerve 2 and what does it do?
Optic - looks at actual vision
What is the name of cranial nerve 3 and what does it do?
Oculomotor - allows for eyes to focus
What is the name of cranial nerve 4 and what does it do?
Trochlear - allows for downward and inward movement of eyes
What is the name of cranial nerve 6 and what does it do?
Abducens - allows for outward movement and looking to the side
On an eye exam, arteries are going to look _______ and _______ in color compared to veins.
Thinner and lighter
Swelling of the optic disc. This requires a referral.
Papilledema
What 2 findings on a fundoscopic exam can be reversed with better blood pressure control?
- Copper wire arteries
2. AV nicking
When an artery crosses into a vein and causes it to bulge.
AV Nicking
What 3 fundoscopic exam findings are associated with diabetes?
- Cotton wool spots
- Neovascularization
- Microaneurysms
Tiny white areas on the retina caused by lack of blood flow.
Cotton wool spots