NUR 110 Test 2
- what is an infection
Answer sa disease state that results from the presence of pathogens
- What is a pathogen?
Answer A microorganism that causes disease
- what are the categories of bacteria?
- What is a gram stain?
Answer spherical(cocci) rod shaped(bacilli) corkscrew(spirochetes)
Answer It is a test to determine if a bacteria is gram positive or gram negative.
- What does gram positive mean?
Answer The stained bacteria that look blue after staining.
- what are gram-negative bacteria?
Answer Bacteria have a thin cell wall that contains less peptidoglycan and takes on a pink-colored stain.
- are antibiotics effective against viruses?
Answer No, because viruses invade the cells of the organism, and to kill off these cells would hurt the 1 / 2
organism
- What is virulence?
Answer ability to cause disease
- what is endemic?
Answer regularly found among particular people or in a certain area
- What is colonization?
Answer the presence and growth of microorganisms within a host but without tissue invasion or damage
- what are examples of a reservoir?
Answer people, animals, soil, food water, milk and inanimate objects
- what are some examples of portal of exit for pathogens?
Answer respiratory, gastrointestinal and genitourinary tracts and skin.
- what is a vector?
Answer Any living organism that can carry a disease-producing virus(usually an insect)
- what is a fomite?
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