Fig. 9. 



Superior longitudinal 

 sinus 



Cut surface of the fab 

 cerebri 



Dura mater 



Optic nerve 



Oculomotor nerve 



Trochlear nerve 



Trifacial nerve 

 Abducent nerve 



Facial nerve 



Auditory nerve 



Glossopharyngeal nerve 



Pneumogastric nerve 



Hypoglossal nerve 



Spinal accessory nerve 

 Cut surface of the 

 tentorium cerebelli 



Tentorium cerebelli 



_ Orbital plate of frontal bone 

 Cribriform plate of ethmoid 



Lesserwingofthesphenoid 

 bone 



Great wing of the sphenoid bone 

 Trochlear nerve 



Ophthalmic nerve 

 Oculomotor nerve 

 Superior maxillary nerve 

 Abducent nerve 

 Semilunar ganglion 

 Inferior maxillary nerve 



Squamous portion of 



temporal bone 

 Internal auditory meatus 



Anterior condyloid foramen 

 Jugular foramen 



Parietal bone 



Groove for lateral sinus 

 Straight sinus 



Falx cerebelli 



Lateral sinus 

 Torcular Herophili 

 Occipital bone 



