Figure 1

Lateral view of dissected head

Lateral view of dissected head
Figure 1. Lateral view of dissected head showing entrance into the tympanic cavity after the annular cartilage (and entire cartilaginous external ear canal) has been excised from the rim of the osseous EAM. Note the close approximation of the facial nerve, and maxillary artery and vein, to the rim of the EAM.