-Red glow that appears to fill the person's pupil when first visualized through the opthalmoscope
-Light reflecting from the retina
-Acuteness or clearness of vision
-Dependent on the sharpness of the retinal focus within the eye and the sensitivity of the interpretative faculty of the brain
-Uses a Snellen chart
-Described as 20/20 vision
Health history questions to be asked regarding eyes
-Vision difficulty (decreased acuity, blurring, blind spots)
-History of ocular problems
-Use of glasses and/or contact lenses
What eternal eye structures should be inspected?
-General appearance of the eye
-Eyelids & lashes
-Conjunctiva and sclera
-Eversion of the upper lid
When inspecting the Iris & Pupil what should you look for
-Size & shape
-Pupillary light reflex
What are the retinal structures viewed through the ophthalmoscope
The examiner records "positive consensual light reflex." This is:
The simultaneous constriction of the other pupil when one eye is exposed to bright light
Several changes occur in the eye with the aging process. The thickening and yellowing of the lens is referred to as:
A person is known to be blind in the left eye. What happens to the pupils when the right eye is illuminated by a penlight beam?
Both pupils constrict
Documentation of an eye examination can include the term PERRLA. What does this mean?
R: React (to)
L: Light (and)
Is the question appropriate for the aging adult:
"Do your eyes seem excessively moist?"
-Decreased tear production may occur with aging