ADVANCED LESSONS 



IN 



PRACTICAL PHYSIOLOGY 



FOR 



STUDENTS OF MEDICINE 



By 



RUSSELL JJJU RTON-OPITZ 

 S. M., M. D., PH. D. 



Associate Professor of Physiology, Columbia University; Professorial 



Lecturer in Physiology in Teachers College and the 



Extension Department of Columbia University 



ILLUSTRATED 



PHILADELPHIA AND LONDON 



W. B. SAUNDERS COMPANY 



1920 



