NUR 110 Test 2

NUR 110 Test 2
1. what is an infection
Answer
sa disease state that results from the presence of pathogens
2. What is a pathogen?
Answer
A microorganism that causes disease
3. what are the categories of bacteria?
Answer
spherical(cocci) rod shaped(bacilli)
corkscrew(spirochetes)
4. What is a gram stain?
Answer
It is a test to determine if a bacteria is gram positive or gram negative.
5. What does gram positive mean?
Answer
The stained bacteria that look blue after staining.
6. what are gram-negative bacteria?
Answer
Bacteria have a thin cell wall that contains less peptidoglycan and takes on a pink-colored stain.
7. are antibiotics effective against viruses?
Answer
No, because virusesinvade the cells of the organism, and to kill off these cells would hurt the

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