Presentation13 Bio120/ Special Senses

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Presentation 13 Special Senses: The Eye and Ear

Medical Abbreviations

Pressure Equalizing Tube

ABBREVIATION: PE

PE tubes are tiny hollow tubes od a soft material. PE tubes decrease the frequency of ear infetions by allowing air in and helping fluid to drain into the throat. PE tubes are inserted under general anesthesia as an outpatient surgery. A microscope is used to see into the ear and a small incision is made in the eardrum.

Eye, Ear, Nose, & Throat Abbreviation: EENT

Bone Conduction Abbreviation: BC

Bone conduction is the conduction of sound to the inner ear through the bones of the skull. Bone conduction is the reason why a persons voice sounds different to him/her when it is recorded and played back. Bone conduction tends to amplify the lower frequencies, and so most people perceive their own voice as being of a lower pitch than other hear.

Both Ears Abbreviation: AU

Both ears allow you to make fine judgments about sound and to listen selectively to one of several sounds.

Otitis Media Abbreviation: OM

Otitis media is an inflammation of the middle ear. Otitis media occurs in the area between the ear drum and the inner ear, including a duct known as the Eustachian tube it is one of the two categories of ear inflammation that can underlie what is commonly called an earache, the other being otitis media.

Emmetropia Abbreviation: EM

Extropia Abbreviation: XT

Left Eye Abbreviation: OS

Extra-ocular Movement Abbreviation: EOM

Visual Acuity Abbreviation: VA