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eye assess 411 pt4
part 4
| Question | Answer |
|---|---|
| Snellen chart | Measure distance vision |
| confrontational test | examine visual fields or peripheral vision |
| extraocular muscle function | examines the eye ability to points of interest are tested |
| ishihara test | numbers composed of colored dots located within a circle of colored dots, each eye tested seperately, |
| increasingly light causes pupil | constriction |
| decreasing light causes pupil | dilation |
| this color is normal sclera color | white |
| this color may indicate jaundice or systemic problems | yellow |
| accident or eye injury may have this color | cloudy areas or specks on the cornea |
| opthalamoscope | used to examine external structures and interior of eye, held with right hand when examining right eye,, 12-15 in away, 15 degrees lateral to clients line of vision, red relex(glare) is normal |
| Fluorescein angiograpghy | imaging and recording of ocular circulation with photos after admin of dye, useful for assessing problems with retina circulation |
| Computed tomography | examine bony structures of eye, and extraocular muscles, x-ray scans skull and bony orbits, contrast mateial used , unless eye trauma is suspected |
| corneal staining | topical dye into conjunctival sac outlines irregularities of cornea surface, if bright green color, indicates areas of nonintact corneal epithelium |
| Tonometry | assess for Increase IOP and potential glaucoma |
| slit lamp | examines anterior ocular structures |
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