Study flashcards for Micro I test one
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each of the black spaces below before clicking
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| Procaryotes include ____ | bacteria whose cells lack a true nucleus
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| Eucaryotes include _____ | algae, fungi, and protozoa, whose cells have a true nucleus
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| List two types of cellular microbes | Procaryotes and eucaryotes
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| What are acellular microbes? | not composed of cells and includes prions and viruses
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| Microbiology is ____ | The study of microbes
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| How do clinical microbiologists look at microbes? | Pathogens (cause disease)
Nonpathogens (do not cause disease)
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| What are opportunistic pathogens? | normal to certain parts of the body and only cause disease when they gain access to a new part of the body or when the host is weakened by stress or disease
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| What are true pathogens? | not normal inhabitants and host does not need to be weakened
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| When do infectious diseases occur? | When a pathogen invades the body and it's presence causes a disease
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| Which is more common, infectious disease or microbial intoxication? | Infectious disease
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| What is an example of an infectious disease? | strep throat
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| When does a microbial intoxication occur? | when someone ingests a toxin produced by a pathogen
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| What are two examples of a microbial intoxication? | botulism, dyptheria
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| What is taxonomy? | the science of classifying organisms
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| What is nomenclature? | the assignment of names to taxonomic groups (taxa)
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| How are bacteria discussed in terms of nomenclature? | by genus and species -- where genus is capitalized and both genus and species are italicized
or
by family name that is capitalized but not italicized
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