Infection 0.0 / 5 ? NursingAnatomy and PhysiologyUniversityNone Created by: Cslevin13Created on: 20-03-24 19:39 What is a microorganism? Any organism too small to be seen by the naked eye 1 of 8 What is a pathogen? Microorganisms that cause disease 2 of 8 Four stages of progression ( from point of view of microorganisms) 1: colonization 2: invasion 3:multiplication 4: spread 3 of 8 Classes of infectious microorganisms? Bacterial infection Viral infection Fungal infection Parasitic& protozoal infection 4 of 8 Viruses are? Not cells, and are so small they have to be viewed with an electron microscope 5 of 8 Viruses can’t? Be killed by antibodies 6 of 8 How do viruses cause harm? By getting inside cells and using DNA to make more 7 of 8 If pathogen enters the body? Immune white blood cells help to defend by ingesting 8 of 8
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