enter the 



the intraabdomina 



they form a dome shaped 



mach and the spleen ii 



Duri »ira1 ion the I 



with the parietal pleui 



• he pleura] sinuses 1 1 

 Bhorten; this Btraig 

 lateral edges of tin- diapl 

 ing up the pleural Binusi 

 opening up of the 

 external cheat v\ all, « hich is 



l the diaphragm 



L5 linn, nn each Bide, which 

 the volume of air exchange !•; 

 diaphragm does not ' much in 



its jii<>\ ement may ; 

 Because of its attach] 

 diaphi ■ pull the margii 



l»ut under normal conditions tl 

 the externa] into Is in raisi tal 



<li;i Of the tin. i, 



the position of the l"\\ er ril 

 / relativi p 

 t play in th* 



inn 1 1 



thai tl).- contraction <•!' the dia| 



• of the thorax, I" 

 \ iscera a 



It tliis iiiiL'lit occui 



w ii by experimental a 



•,il ni.i 

 calls attention I 

 the ril.s .- 1 1 1 < 1 in< 

 This w idei 



nuin is very p 

 ■ 

 the median ! 

 the diaphragm must I 



tral tend< v ' ■€■ 



well defin< .1 arcl . 



