THE 





CYCLOPAEDIA 



OF 



ANATOMY AND PHYSIOLOGY. 



EDITED BY 



ROBERT B. TODD, M.D. F.R.S. 



FELLOW OF THE HOYAL COLLEGE OF PHYSICIANS; 



PHYSICIAN TO KING'S COLLEGE HOSPITAL; AND 



PROFESSOR OF PHYSIOLOGY AND OF GENERAL AND MORBID ANATOMY IN KING'S COLLEGE, 



LONDON, ETC. ETC. 



J 1 "jTT^^r^dLi-ZLl_JLl~!r^_^_^ L_J_ L .. I I .' '"-"*" 



c 



VOL. III. 



S 



P L A. 



LONDON: 

 SHERWOOD, GILBERT, AND PIPER, 



PATERNOSTER- ROW. 



1847. 



