Anatomy Physiology Disorders Middle Ear. The big picture Eustachian tube Mastoid Tympanic cavity Ossicles Anatomy.

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Presentation transcript:

Anatomy Physiology Disorders Middle Ear

The big picture Eustachian tube Mastoid Tympanic cavity Ossicles Anatomy

Size and shape The big picture

Anatomy Function Differences between adults and children Eustachian Tube

description aditus and antrum clinical implications Mastoid

Description Oval window, round window & promontory VIIth Nerve, chorda tympani Tympanic cavity

Description Ossicles

Impedance Matching Areal advantage Lever advantage Physiology

tensor tympani stapedius purpose Middle Ear Muscles

Suppurative Otitis Media Description Treatment Audiometric findings Disorders

Ossicular Discontinuity Description Treatment Audiometric findings Disorders

Cholesteatoma Description Treatment Audiometric findings Disorders

Serous Effusion of the Middle Ear (Serous Otitis Media) Description Treatment (see next page) Audiometric findings Disorders

PE Tubes Disorders

Negative Middle Ear Pressure Description Treatment Audiometric findings Disorders

Mucous Otitis Media Description Treatment Audiometric findings Disorders

Otosclerosis Description Treatment Audiometric findings Disorders

Summary

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