GLOSSARY 



Actinomycosis — an infectious disease affecting- cattle and some- 

 times man, characterized by tumour growths of the jaw, the 

 lungs, the tongue, &c., and due to a streptothrix, q.v. ; known 

 popularly as woody-tongue. 



AlgcK— cellular cryptogamaceous plants including many seaweeds. 



Amylase — a ferment capable of decomposing starch. 



Ankylostoma — the "hook-worm," a parasite of the small intestine, 

 common in the tropics and among miners, and producing 

 severe ana;mia, the " miners' an£emia." 



Annelids— a class of Vermes, or worms, including the common 

 earthworm. 



Ascitic fluid — the fluid producing abdominal dropsy. 



Ascus — an enlarged cell of a fungus in which the spores are 

 developed, usually the terminal end of a hypha or thread. 



Auto-intoxication — the poisoning of the body by materials developed 

 within itself: gout, arterio-sclerosis, &c., are supposed to be 

 auto-intoxications. 



Basidium — the spore-bearing hypha (or thread) of a fungus. 



Bothriocephalus — a broad tape-worm occasionally infecting man 

 and derived from the ingestion of certain fish in which its 

 cystic stage occurs. 



Botulismus — the poisoning produced iy the consumption of meat, 

 particularly in the form of sausages, in which an anaerobic 

 iDacillus, the B. Botulinus of Van Ermenghem, has grown and 

 produced a toxin, the botulismus toxin. 



Brownian movement — dancing vibratile movements seen among 

 minute particles, even of inert substances such as charcoal, 

 when suspended in a fluid and examined under the microscope : 

 it is not to be confused with true motility. 



Calories — units of heat : large and small calories distinguished by 

 capital and small letters ; small calory is the amount of heat 

 necessary to raise i gram of water \° centigrade : large calory 

 the amount necessary to raise i kilogram i° centigrade. 



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