The Nervous System. 



225 



FIG. 123. The Cervical and Thoracic Portion of the Sympathetic Nerve 

 and its Main Branches. 



A, right pneumogastric ; B, spinal accessory; C, glossopharyngeal; Z>, right 

 bronchus ; , right branch of pulmonary artery ; F, one of the intercostal nerves ; 

 If, great splanchnic nerve ; K, solar plexus ; L, left pneumogastric ; M, stomach 

 branches of right pneumogastric ; N, right ventricle ; O, right auricle ; P, trunk 

 of pulmonary artery ; R, aorta ; S, cardiac nerves ; 7" 1 , recurrent laryngeal nerve ; 

 U, superior laryngeal nerve ; K, submaxillary ganglion ; W, lingual branch of 

 the fifth nerve ; X, ophthalmic ganglion ; Y, motor oculi externus. 



