294 



JDESMOLOG] 



-Apical odontoid 

 ligament 



Atlanta- f Articular capsule 

 Occi -P ltal \8ynovial membrane 



. f Articular capsule 

 anto-i and * 



axial ^ synovial membrane 



FIG. 307. Membrana tectoria, transverse, and alar ligaments. 



Anterior atlanto- 

 occipital membrane 



Membrana tectoria 



Cms superius of 



transverse ligament 



Apical odont. lig. 

 Ant. arch of atlas 



Odontoid process. 



of axis 

 Articular cavity 



Transverse ligament 



Anterior atlanto- 

 axial ligament 



Superficial layer of membrana tectoria 



Canalis hypoglossi 



Posterior ailanto- 

 occipital membrane 



^^ Posterior arch 



jJH rtyfjT- O f atlas 



luboccipital nerve 



i^ls^^r! 



Jntervertebral 

 jibrocartilage 



Anterior longitudinal 

 ligament 



Posterior longitudinal ligament 

 Fia. 308 Median sagittal section through the occipital bone and first three cervical vertebrae. (Spalteholz.) 



