WORMS. 



217 



companions. The trichinae also spread through the 

 body of any living being (men, rats) 

 which eats trichinous pork. The trichinae 

 thus introduced cause, in the human 

 subject, a dangerous or even fatal disease 

 known as trichinosis. The size of this 

 book does not permit me to describe the 

 symptoms of this complaint in man. 

 Pigs suffer much less from the parasite ; 

 they may even contain an enormous 

 number of trichinae in their muscles 

 without being noticeably ill. Symptoms 

 of disease, however, often appear more 

 or less clearly. A short time after 

 eating the trichinous meat the appe- 

 tite of the pigs is bad; they appear 



,-..:*4"vrF 



Fig. 130. — Encapauled Muscle TrichiDse in flesh, 

 strongly magnified. 



Fig. 131.— Male Intestinal 

 Trichina, strongly magnified. 



