The document outlines various parts of the eye, ear, and nose and their functions. It discusses eye terminology including left eye (OS), right eye (OD), both eyes (AU), and that eyes are commonly used for vision. It also discusses ear terminology including left ear (AS), right ear (AD), both ears (AU), and that ears are commonly used together for hearing. Finally, it provides some medical terms related to the eyes, ears, and vision/hearing.

1. British Lassiter
Bio 120-Chapter 12
April 18, 2012

2.  Eye=Vision
 Ear=Hearing
 Nose=Smelling
 Throat=Swallowing

3.  Left Eye (OS)
 Right Eye (OD)
 Both Eyes (AU)
 Eyes are most commonly used for vision
purposes.

4.  Left Ear (AS)
 Right Ear (AD)
 Both Ears (AU)
 Ears are commonly used together for hearing
purposes.

5.  Acuteness or sharpness of vision
 Used to measure small detail

6.  Non-parallel movement
 Indicates muscle weakness

7.  Eyes are deviated outward
 Greek term: exo-moving outward, to exit

8.  Conduction of sound in inner ear via bones of
the skull

9.  Most common surgery formed
 Placed through ear drum to allow air into the
middle ear

10.  Normal eye when parallel rays are focused on
the retina causing perfect vision

11.  Inflammation in middle of ear

12.  Inflammation of outer ear/ear canal