HEAD, MRI

Cross-section. (Cf. image 0210606 for the numbers).
1.Nasal septum.
2.Maxillary sinuses.
3.Masseter muscles.
4.Lateral pterygoid muscles.
5.Condyles of the mandible.
6.Internal carotid arteries.
7.Medulla oblongata.
8.Cerebellar hemispheres.
9.External auditory canals.