Flashcards in Slit Lamp and Other Procedures Deck (27):
What can the slit lamp examine?
anterior segment anatomy
How is the anterior angle of the eye graded?
Numbered grading too?
Grade 1= 10 degrees
Grade 2= 20
Grade 3= 30
Grade 40 = 40
What should you do before you dilate the eye?
always take a look at the angle to see if its narrow
What happens when we see cells flaring (like dust has been kicked up) in the anterior chamber?
White blood cells floating around
Is the cornea vascular?
How does the cornea react to water?
water tight and lipid soluable
What does the endothelium act as?
a pump (controls amount of water let in)
What happens to the stroma if there is too little or too much water?
Why do we need to look at the palpebra?
What do the flare and cells mean?
Iritis or Uveitis
Dilator muscle controlled by?
constrictor muscle controlled by
What does a preauricular node rule out?
bacterial and allergic etiologies (its viral)
What controls accommodation?
What makes the aqueous?
Where is the choroid located?
b/w sclera and retina
Whats something we can use to make treat corneal abrasion?
bandage contact lens so it can stop irritating the hangnail
What is very quick and effective screening for drugs or trauma in the eyes?
Pupils and EOMS
What are we testing with a visual field test?
function of the optic nerve and visual pathways
Whats are the structures that the nerve impulse goes to get to the brain?
Lateral Geniculate Body
Anything that affects the retina or retinal vasculature will affect what?
5% of the retina that is your fovea(macula) is responsible for how much of your vision?
What part of your anatomy is responsible for peripheral vision?
How about Central?
What happens if the blood brain barrier becomes plugged?
emboli/vasculature occlusion = STROKE
In glaucoma what would happen to the cup size?
Cupping is what?
bending of small blood vessels across the disc