Sean Hannon

Chapter 13Special Senses

AbbreviationsPressure equalizing tube- PE TubeEye, ear, nose, and throat- EENTBone conduction- BCBoth ears- AUOtitis Media- OMEmmetropia-EMExotropia- XTLeft eye- OSExtraocular movement- EOMVisual Acuity-VA

PE TubeSmall tube surgically

placed in a child’s eardrum to assist in drainage of trapped fluid and to equalize pressure between the middle ear cavity and the atmosphere.

EENTEye, Ear, Nose, and

Throat

BCBone conduction is

the conduction of sound to the inner ear through the bones of the skull.

AUBoth ears

OMOtitis media is

commonly referred to as middle ear infection.

EMEmmetropia

describes the state of vision where an object at infinity is in sharp focus with the eye lens in a neutral or relaxed state.

XTExotropia is a form

of strabismus where the eyes are deviated outward

OSLeft eye

EOMExtraocular

movement are eye movements controlled by muscles innervated by cranial nerves III, IV and VI.

VAVisual acuity is

acuteness or clearness of vision, especially form vision, which is dependent on the sharpness of the retinal focus within the eye and the sensitivity of the interpretative faculty of the brain.