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Ear
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Overview
Outer ear
Middle ear
Tympanic cavity
Antrum mastoideum
Cellulae mastoideae
F enestra vestibuli
Canalis nervi facialis
Proc. cochleariformis
Im pressio
trigem inalis
O stium tym panicum
tubae auditivae
Canalis caroticus
Fossula fenestrae vestibuli
P rom ontorium
Sulcus promontorii
Fossula fenestrae cochleae
Fenestra cochleae
S u biculum prom ontorii
F oram en stylom astoideum
Paries labyrinthicus
Canalis nervi facialis
Fig. 696
Medial wall, Paries Labyrinthicus, of the tympanic cavity,
Cavitas tympani;
after removat of the lateral wall and the adjacent parts of the
anterior and superior wall;
the faciat canal and the carotid canal have been opened;
anterolateral view.
A ntrum m astoideum
Prominentia canalis semicircularis lateralis
Eminentia pyramidalis
Prominentia canalis nervi facialis
Fenestra vestibuli
Canalis nervi facialis
Proc cochleariformis
Cellulae
m astoideae
Paries
mastoideus
Fossa incudis
Sinus posterior
Meatus acusticus
externus
S em icanalis m usculi
tensoris tym pani
Im pressio
trigem inalis
Canalis caroticus
Septum cana lis
m usculotubarii
O stium tym panicum
tubae auditivae
Sinus tympani
Subiculum promontorii
Proc. m astoideus
S ulcus prom ontorii
P rom ontorium
C ellulae tym pa nicae
Fossula fenestrae cochleae
Sulcus tympanicus
Proc styloideus
Fig. 697
Medial wall, Paries labyrinthicus, of the tympanic cavity,
Cavitas tympani;
vertical section along the longitudinal axis of the petrous part of
the temporal bone;
anterolateral view.
