VOLUNTARY MUSCLE. 761 



the muscles, but there exist observations which point to the possibility 

 of a proliferation of the muscle nuclei and the new formation from them 

 of cells which may take part in the growth of the tumor. 



PARASITES. 



Trichina spiralis is the most common parasite in the muscles, 

 Cysticercus cellulosae and Echinococcus occasionally occur. 



