Muscles of the (Ihest. 



265 



M. scalenus mediiis 

 M. sealemis anterior 



Scapula 



I pulled forcibly 



backward 



M. serratus anterior 



Sternum 



Costa IX 



Mm. inter- 

 costales extern! 



Miu. intercostales 

 interni 



311. Right m. serratus anterior, 



viewed from the side and someAvhat from in front. 



(The mill, pootorales as well as the iiiu.?cles of the antei'ior and posterior scapular fossae have 

 been removed: the clavicle has aho heen removed and the scapula drawn forcibly backward.; 



[Text see p. 267.] 



