366 



DISSECTION OF THE BACK. 



of the spine cutaneous branches are furnished to the neck and the head hy 

 the nerves that are superficial to the semispinalis ; these cutaneous offsets 

 ascend to the surface through the splenius, the complexus, and trapezius 

 muscles, and are distributed as before seen (p. 354). In their course to 



Fig. 119. 



o 



bfl 



JD 



, "o 



: 



P "eo 



c ) 



\ ""5 



a. ^. - 

 d ^ 



DEEP DISSECTION OF THE BACK OF THB NECK. (Illustrations of Dissections.) 

 Muscles : Nerves : 



A. Rectus posticus major. 1. Suboccipital nerve (posterior branch). 



B. Rictus posticus minor. 2. Inner piece of the posterior primary branch 

 c. Obliquus inferior. 



D. Obliqnns superior. 

 B. Splenius capitis. 

 f. Complexns, cut across, 

 o. Semispinalis cjlli. 



of the second nerve. 



3. Inner piece of the third nerve. 



4. Inner piece of the fourih. 



And the remaining figures point to the inner 

 pieces of the respective nerves. 



Arteries : 



a. Occipital, and 6, its cervical branch, 

 c. Vertebral artery, and d, its cervical branch. 

 e. Deep cervical artery of the snbclavian. 



the spine the nerves supply the surrounding muscles, viz., complexus, 

 semispinalis, multifidus spinse, and interspinales. 



The cutaneous branches of the second and third nerves reach the head, 

 and require a separate notice. 



That of the second nerve (fig. 119, 2 ), named great occipital, appearing 



