ANGIOLOGY 



219 



FIG. 62. 



A. Blood-vessels of the head, i, The cerebellum. 2, The cerebrum. 3, 

 The semicircular canals. 4, Sinus occipitalis superior. 5, Sinus temporalis 

 sphenoideus. 6, Sinus transversus dexter. 7, Superior esophageal artery. 8, 

 Carotis externus. 9, Lingual artery. 10, Sinus longitudinalis. 



B. Veins of the antero-inferior part of the head and neck, i, The right carotid 

 artery. 2, The left carotid artery. 3, Vena jugularis dexter. 4, Vena verte- 

 bralis dexter. 5, Transverse vein. 6, Vena cephalica dexter anterior. 7, Vena 

 lingualis. 8, Vena cephalica posterior. 9, Vena facialis externa dexter. 10, 

 Vena infrapalatina. n, Posterior nares. 12, Vena facialis interna. 13, Vena 

 facialis externa sinister. 



C. The brain, i, Medulla oblongata. 2, Cerebellum. 3, Optic lobe. 4. 

 Cerebrum. 5, Longitudinal fissure. 6, Transverse fissure. 7, Olfactory nerve. 

 8, Optic nerve. 9, Optic commissure. 10, Motor oculi. n, Patheticus. 12, 

 Trigeminal, or trifacialis. 13, Abducens. 14, Facialis. 15, Auditory, or acous- 

 ticus. 16, Glosso-pharyngeus. 17, Pneumogastric. 1 8, Spinal accessory. 19, 

 Hypoglossus. 20, Hypophysis. 21, Crus cerebri. 22, Ganglion on superior 

 nerve trunk. 23, Spinal cord. 24, A pair of spinal nerves. 



