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Chapter 32 Study
study guide
Question | Answer |
---|---|
What is the study of fungi? | Mycology |
Define "microorganism" | small living organisms that can only be seen with the aid of a microscope, normally found on skin, GI tract and respiratory linings known as "normal flora" |
What is a nosocomial infection? | An infection acquired while in a medical facility |
Define "pathogen" | A disease producing microorganism |
What are the requirements for microorganisms to grow? | Food, moisture, darkness, and a suitable temperature |
Explain the difference between aerobic and anaerobic | Aerobic- requires oxygen to liveAnaerobic- doesn't require oxygen to live |
What are the natural defense mechanisms of the human body? | Dietary intake of sufficient nutrientsThe age of the personAnd adequatee amount of rest |
What are the bodys natural barriers to infection? | Skin, mucous membranes, gi tract and lymphoid and blood systems |
What are leukocytes and what do they do? | They are white blood cells that actively fight off pathogens in a process called phagocytosis |