Sentence:  And there was the case of Tom Hepker , a machinist , who was referred by a friend to a health machine quack who treated him with a so-called diagnostic machine for what Doctor Fraud said was a <WSD>system</WSD> full of arsenic and strychnine . 
Meaning of the word marked with <WSD> tags:  the living body considered as made up of interdependent components forming a unified whole