366 



ANATOMY IN A NUTSHELL. 



The arachnoid holds the tracts in position in the sulci. The dura mater 

 covers the nerves and is continuous with the periosteum of the nasal fossa. The 

 pia mater is continuous with the neurilemma. 



PLATE CLXXXYI. 



CuHNU OF LE.-T LATERAL VENTRICLE 



ANTERIOR PILLAR OF FORNIX 



ROSTRUM OF CORPUS CALLOSUM 



TENIA SEMICIRCULARIS 



EXTERNAL CAPSULE 



CLAUSTRUM 



PIA MATER 

 IN HIPPOCAMPAL FISSURE 



OF CORPUS CALLOSUM 

 POSTERIOR CORNU OF LEFT LATERAL VENTRICLE 



A Horizontal Section (5fthe Brain. 



The second cranial nerve or optic nerve is a process of the brain like the 

 olfactory. The center for sigh* bin the cuneate lobule of the occipital lobe. The 

 optic aerve extend- forward and outward from the optic commissure or chiasma 

 to the posterior part of the eye-ball,entering a little to the inner side of the cen- 

 ter to spread out into the retina. The chiasma or commissure is rectangular and 

 upon the olivary eminence of the sphenoid bone and on the anterior part 



