Which of the following scientific beliefs or ideas eventually changed medical practice and decreased morbidity and mortality?
a. Bad fluids cause disease, which can be cured by their removal.
b. Specific contagious organisms cause disease.
c. Spontaneous generation theoryâ€"disease grows naturally.
d. The miasmic theoryâ€"environmental conditions cause disease.
ANS: B
The emergence of the germ theory of disease focused diagnosis and treatment on the individual organism and the individual disease. The theories related to bad fluids causing disease, spontaneous generation, and miasmic theory were all proven to be incorrect.
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