PARI l\ 



THE RESPIRATION 



CHAP1 ER XXXIV 



RESPIRATIi 



For convenience, the phj Biol 

 der its mi ch 



THE MECHANICS OF RESPIRATION 



1 ''" tin- many factors concen ed in maintaii 

 •In- animal body, the respiral 

 < >n this accounl .mil also l 

 movements, tin- physiolof 



earliest times Much of il arlier work Dal 



\\ itli tlit> stu<ly of tli«' air thai tut. 



ration the ventilation of the ' I 



properties of the respired air are: l 



The Pressure of the Air in the Respiratory P.issages- 



or Intrapulmonh- Press- 



This i> readih measured In ins< 

 necting the tube \\\\\\ a n 

 manometer regis! 

 expiration, a i" ' 

 normally of small magnitud 



t when anj ob* 

 air. The 



ply Mow big i 1 1 1 « » a m< 

 which all the in •*•*• 



ing the longs. In 



I L- Similarly, th< 



may be n 



« ith a manoi I 



