FROZEN SECTIONS. 



58.7 



Cerebral vein 

 Longitudinal sinus 



Medial surface of 

 cerebral hemisphere 



Septum hiciduin 



Rostrum 



Frontal sinus 



Anterior commissure 



Middle commissure 



Optic chiasm 



Pituitary body 



' Sphenoidal sinus 



liasilar artery 

 Pharyngeal tonsil 



Uvula 

 Atlas 



Odontoid process 

 of axis 



Hyoid bone 



Epiglottis 



Thyroid cartilage 



Cricoid cartilage 



Pacchionian bodies 



Choroid plexus 



Thalamus 

 Splenium 



\\\ _ Pineal body 



Vein of Galen 

 Post, commissure 

 Corpora 



Aqueduct ofSylvius 

 Straight sinus 

 Mammillary body 



Cerebral peduncle 

 Torcularherophili 



Fourth ventricle 



Occipital 



protuberance 



Third cervical 

 vertebra 



Fourth ce 

 vertebra 



Fifth cervical 

 vertebra 



Sixth cervical 

 vertebra 



FIG. 607. Median sagittal section of the head and neck. 



