*NURSING > ATI MEDICAL SURGICAL > MED SURG PN 105 Infection ATI Notes (All)
MED SURG PN 105 Infection ATI Notes
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Types of Organisms • Bacteria shapes o Round: cocci o Rod: bacilli • Cell wall surrounding bacteria o Gram-positive: thin ▪ Staphylococcus, streptococcus, diphtheria, listeria o Gram-nega... tive: thick ▪ Neisseria meningitides, neisseria gonorrhea, Escherichia coli, salmonella Types of Organisms: Mycobacterium • Waxy cell wall (hard to kill) • Most common mycobacterium • Tuberculosis Types of Organisms: Viruses • Invade cells of host (intracellular parasites) • Reproduce inside cell • Efforts to kill viruses tend to kill host cells • New drugs target virus-specific process • Antibiotics ineffective • Types of Organisms: Fungi • Plant-like organisms • Live in damp, dark places • "Eat" dead tissue • May infect through opportunistic opening in skin • Common skin infections are: [Show More]
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