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Questions and Answers
What is the definition of 'infection'?
What is the definition of 'infection'?
- Occurrence of pathological changes without invasion by microorganisms
- Invasion of the body by non-pathogenic microorganisms
- Presence of clinical manifestations without pathological changes
- Colonization of the body by pathogenic microorganisms (correct)
What is the definition of 'pathogenicity'?
What is the definition of 'pathogenicity'?
- The presence of clinical manifestations
- The occurrence of subclinical infections
- The ability of a bacterial species to produce disease (correct)
- The degree of pathogenicity
What is the relationship between diseases and infections?
What is the relationship between diseases and infections?
- All infections lead to diseases
- Diseases are always caused by non-pathogenic microorganisms
- Infections and diseases are unrelated
- All diseases are originally infections (correct)
What is the meaning of 'virulence'?
What is the meaning of 'virulence'?
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What is the characteristic of 'parasitic bacteria'?
What is the characteristic of 'parasitic bacteria'?
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Which term refers to the occurrence of pathological changes and appearance of clinical manifestations as a result of the host-bacterial relationship?
Which term refers to the occurrence of pathological changes and appearance of clinical manifestations as a result of the host-bacterial relationship?
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What is the term for the ability of a bacterial species to produce disease?
What is the term for the ability of a bacterial species to produce disease?
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Which classification of bacteria live freely in nature and do not cause diseases?
Which classification of bacteria live freely in nature and do not cause diseases?
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What is the degree of pathogenicity determined by?
What is the degree of pathogenicity determined by?
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Which type of bacteria always cause a disease and live in or on a living host?
Which type of bacteria always cause a disease and live in or on a living host?
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