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Microbiology Nursing
Microbiology
| Question | Answer |
|---|---|
| Epidemiology | The science that studies when and where diseases occur and how they are transmitted |
| Compromised Host | a host where resistance to infection is impaired |
| asepsis | the absence of significant contamination |
| exotoxin | a protein toxin released from living, mostly gram POSITITVE bacterial cells |
| enzyme | a molecule that catalyzes biochemical reactions in a living organism, usually a protein |
| antibiotic | a substance produced by microorganisms that in small amounts, inhibits another microorganism |
| What are five modes of action of antimicrobial drugs? | Inhibition of cell wall synthesis; inhibition of protein synthesis; injury to the plasma membrane; inhibition of nucleic acid synthesis; inhibiting the synthesis of essential metabolites |
| Antimicrobials: How do they inhibit cell wall synthesis? | By preventing the synthesis of intact peptidoglycan. |
| Antimicrobials: only _ _ cells are affected by these antibiotics | actively growing |
| Antimicrobials: peptidoglycan is found on _ cells. | only bacterial. Thus, penicillin has little toxicity for human host cells. |
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BsCN
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