Eta-Right OpenEar 3D Temporal Bones tools ) 4 mm round diamond

) 4 mm round diamond bur

Practice on normal anatomy now

flexible facial nerve that reports injury

petrosquamosal lamina (Körner's/Koerner's septum)

dense cortical bone

Eta-Right OpenEar 3D Temporal Bones tools ) 4 mm round diamondbony contour zygomatic root suprameatal spine (Henle's spine) external auditory canal tympanic membrane mastoid tip NEW! dense cortical bone NEW! less dense trabecular bone mastoid air cells digastric ridge NEW! flexible sigmoid sinus that permits decompression jugular bulb emissary vein tegmen tympani NEW! life like dura mater NEW! flexible facial nerve that reports injury chorda tympani nerve petrosquamosal lamina (Krner's Koerner's septum) antrum