636 



NERVOUS SYSTEM. 



FIG. 233. Cervical and thoracic portion of the sympathetic (Sappey). 



.1, 1, 1, right pneumogastric ; 2, glosso-pharyngeal ; 3, spinal accessory ; 4, sublingual ; 5, 5, 5, chain of 

 ganglia of the sympathetic ; 6, superior cervical ganglion ; 7, branches to the carotid ; 8, nerve of 

 Jacobson ; 9, filaments from the facial, to the spheno-palat ine and to the otic ganglion ; 10, motor 

 oculi externus ; 11, ophthalmic ganglion ; 12, spheno-palat ine ganglion ; 13, otic ganglion ; 14, lin- 

 gual branch of the fifth nerve ; 15, submaxillary ganglion ; 16/17, superior laryngeal nerve : 18, ex- 

 ternal laryngeal nerve ; 19, 20, recurrent laryngeal nerve ; 21, 22, 23, anterior branches of the upper 

 four cervical nerves ; 24, anterior branches of the fifth and sixth cervical nerves ; 25, 20, anterior 

 branches of the seventh and eighth cervical and the first dorsal nerves ; 27, middle cervical gangli- 

 on ; 28, cord connecting the two ganglia ; 29, inferior cervical ganglion ," 30, 31, filaments connect- 

 ing this with the middle ganglion ; 32, superior cardiac nerve ; 33, middle cardiac nerve ; 34, infe- 

 rior cardiac nerve : 35, 35, cardiac plexus ; 36, ganglion of the cardiac plexus : 37, nerve following 

 the right coronary artery: 38, 38, intercostal nerves ; 39, 40,41, great splanchnic nerve ; 42, lesser 

 splanchnic nerve ; 43, 43, solar plexus ; 44, left pneumogastric ; 45, right pneumogastric ; 46, phrenic 

 nerve ; 47, right bronchus ; 48, aorta ; 49, right auricle ; 50, right ventricle ; 51,52, pulmonary artery ; 

 53, stomach ; 54, diaphragm. 



