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| Can cause rheumatic fever |
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| Diarrhea with blood and mucus is known as |
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| Most common cause of food poisoning |
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| Often resistant to multiple antibiotics |
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| Gram variable/pleomorphic |
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| most deadly strain- O157, H7 |
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| Can cause meningitis/ coma |
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| Yersina pestis in lymph system |
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| number one cause of UTI's in women |
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| toxin causes continual, progressive muscle contraction |
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| common infection in cystic fibrosis |
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| Severe food poisoning; toxin causes progressive paralysis |
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| produces a blue green pigment |
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| Produces 2 toxins, both interfere with macrophage action |
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| Infects burn patients; opportunistic |
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| Gastroenteritis acquired from eating starchy foods |
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| Surgical removal of infected tissue or amputation are required |
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| Fermenting carbs in wound. produces gas- gas gangrene |
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| Infected males will experience burning when urinating |
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| Causes whooping cough; effective vaccine |
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| normally infects livestock; pulmonary infection in humans is lethal |
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| Toxin causes progressive tissue necrosis |
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| 4 actions of antimicrobial drugs |
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Definition
-Inhibit cell wall synthesis
-Injure the cell membrane
-Inhibit protein synthesis
-Inhibit nucleic acid synthesis |
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Term
| Penicillin, ampicillin, and vancomycin |
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Definition
| Inhibit cell wall synthesis |
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| Streptomycin, erythromycin, and tetracycline |
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Definition
| Inhibit protein synthesis |
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Definition
| Inhibits nucleic acid synthesis |
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| Advantage of amoxicillin vs. another penicillin |
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Definition
| it is broad spectrum and is immune to penicillinase |
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| Why is it important that antibiotic be selectively toxic? |
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Definition
| the antibiotic needs to harm bacteria and not our cells |
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| Why is penicillin considered a narrow spectrum antibiotic? |
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Definition
| Penicillin works against a narrower range of bacteria. |
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| Why is tetracycline considered a broad spectrum antibiotic? |
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Definition
| It works against a larger spectrum of bacteria |
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| What is meant by antibiotic resistance? |
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Definition
| A given antibiotic no longer works as well. |
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| Four mechanisms that allow bacteria to resist antibiotics |
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Definition
Rapid efflux; antibiotic is pumped out
Antibiotics entry is prevented
drugs target site is altered
digesting the drug to destroy its function |
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| How to minimize development of antibiotic resistant bacterial strains |
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Definition
| only use antibiotics when necessary |
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| Why does the use of antibiotic always risk the selection of resistant strains? |
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Definition
| any remaining resistant bacteria will have resistant offspring |
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