Ill] 11!' [USCL1 



mu leshy throughout, with the 



h the vertebral b 

 war the th< 



When the n 



the vertebral border of the 

 ic 1 



■ tal. When l 



THE MUSCLES OF THE THORACIC STALLS. 



the thoi re the » i 



and the U 



Th< intercostales Figs. cupythei 



in external, the intercostal nal, th( 



interni. The ini • i 



from without inward between the borders of adjacent ribs; they 



quently contain num tendinous fibers. Theycommei lyinthi :i of th< 



tubercles and extend anteriorly as far as th< mdral articul 



between the costal cartilagi In thes found tendinous slips which run 



same direction as the fibers of the intercostales 

 thi 



Tl. I 



d between the bord idjacent ribs, 



ach i: manner that the 



muscular lay* rs. Thi the inter. :tcrni at rij 



ept in the '.ween the costal cartilaj 



the anterior extrein; the fals 



In the region of th< they 1 



portions of them occurring in thes the 



postfcri remities oi the ribs the} structun the 



internal in 



The in 

 abdominal, and dorsal mus lominis 



externus, latis rrati postcriores, th the < 



the trapezius and the latissim 



The levatores costarum belong to the external 



intercostal muscles. They are situated in thee thedei 



layers of the long muscles oi the back, inalis (particularly by the 



