Chapter 6

CLASSIFICATION OF THE ORGANISMS WHICH CAUSE DISEASE.--BACTERIA SIZE SHAPE STRUCTURE CAPACITY FOR GROWTH MULTIPLICATION AND SPORE INFORMATION.--THE ARTIFICIAL CULTIVATION OF BACTERIA.--THE IMPORTANCE OF BACTERIA IN NATURE.--VARIATIONS IN BACTERIA.--SAPROPHYTIC AND PARASITIC FORMS.--PROTOZOA.--STRUCTURE MORE COMPLICATED THAN THAT OF BACTERIA.--DISTRIBUTION IN NATURE.--GROWTH AND MULTIPLICATION.--CONJUGATION AND SEXUAL REPRODUCTION.--SPORE FORMATION.--THE NECESSITY FOR A FLUID ENVIRONMENT.--THE FOOD OF PROTOZOA.--PARASITISM.--THE ULTRA MICROSCOPIC OR FILTERABLE ORGANISMS.--THE LIMITATION OF THE MICROSCOPIC.--PORCELAIN FILTERS TO SEPARATE ORGANISMS FROM A FLUID.--FOOT AND MOUTH DISEASE PRODUCED BY AN ULTRA MICROSCOPIC ORGANISM.--OTHER DISEASES SO PRODUCED.--DO NEW DISEASES APPEAR? 116