Eye, Ear, and Nose Injuries
Lesson 1: Irrigate, Instill Eye Drops, and Apply Ointments to the Eye
1-2
1-2. REVIEW OF THE EYE STRUCTURE
a. The eye is also called oculus. It is the organ for vision. The eye is approximately 1-inch in diameter, spherical in shape and is suspended within the bony orbit of the skull. The shape of the eye is maintained by a jelly-like mass called vitreous humor.
b. Abbreviations associated with the eye are:
(1) O.D. (oculus dexter)--right eye.
(2) O.S. (oculus sinister)--left eye.
(3) O.U. (oculus uterque)--both eyes.
