Internal auditory canal (IAC) Labyrinth

Mastoid air cells Tympanic cavity Ossicular chain-----.

External Ear: External auditory canal (EAC)

r Middle Ear

CT Coronal Section

CT Coronal Section

Axial Sections

Carotid canal [vertical portion)

Tympanic membrane

External auditory canal

Tympanic cavity (hypotympanum)

Septum jugulohypotympanicum

III segment [vertical, mastoid) of facial canal

Mastoid air cells

Sigmoid sinus


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Essentials of Human Physiology

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