Chapter 13Special Senses: The Eye and Ear

Adoley Jordan abbreviations for chapter 13

EM-emmetropiaEM is the abbreviation for emmetropia.Emmetropia is the state of normal vision.

LASIK- laser-assisted-in-situ-keratomileusisLASIK is the correction of myopia using laser

surrey to remove corneal tissue

OU-each eye/both eyesOU is the abbreviation that means each

eye/both eyes

SMD-senile macular degenerationSenile macular degeneration is age related

deterioration of the macular area of the retina of the eye.

PE TubeThe PE tube is the pressure equalizing tube.PE tubes are small tubes made of plastic or

metal placed through a small incision in the eardrum.

PE Tube

EENTEENT is the abbreviation for eyes, ears, nose

and throat

BC- bone conductionBC means bone conduction Bone conduction is the conduction of sound

to the inner ear through the bones of the skull

AU-both earsAU is the abbreviation for both earsThe ears contain the sensory receptors for

hearing and equilibrium

OM- Otitis mediaOM means otitis media which are a group of

inflammatory diseases of the middle ear. It is frequently seen in children and commonly referred to as middle ear infection.

OM is preceded by an upper respiratory infection and pathogens move from the pharynx to the middle ear by way of the eustachian tube. Fluid then accumulates in the middle ear cavity.

dB- decibeldB is the decibel. The decibel measures the

intensity or loudness of a sound. Zero decibels is the quietest sound and 120 dB is the loudest sound commonly measured