Ill 



me duration \\ 



turns, the breathii • 

 marked, until at la 

 alveolar air 

 it will be found >■ 

 tome tit 



thai if < » defici< :ould Btim 



much earlier than it ., i .| \ 



an experiment b; II 



show s\ it, I I 



breathe returns, which t 

 a Btimulus I 

 center to act must 

 upon the pernor al of CO 

 preceded I CO 



really occurred can readily l 

 tenl of a sample of alveolar 



pi ration early ill ;:■ I » a 



[>iratory quotiei I 1 3 



during tl 

 'nit, tlif quotienl is o n tim< 



\> would 1"' expected, I ar 



air tnu :ir<! the end of th( 



• though it iii.i\ I 

 Tlii 

 >ir- 



the normal, indie 



in 1 1 



Inn er tei CO 



s|»l I 



' if tl •• List t . 



are made in 



\\ ith < > . the a] 



ami u I 



alvc 



■ 

 it p 



lt\ el requ 

 during \\ I 



