Infection 0.0 / 5 ? NursingInfectionUniversityNone Created by: Emmaaa12345Created on: 16-10-24 13:41 What is a microorganism Any organism too small to be seen by the naked eye 1 of 29 What is a pathogen Microorganisms that cause disease 2 of 29 What is infection The presence of microorganisms causing damage to body tissues 3 of 29 What is symbiosis? Benefits human and not harm the microorganism 4 of 29 What is mutualism? Benefits human and microorganism 5 of 29 What is commensalism Benefits microorganism and not harm the human 6 of 29 What is pathogenicity? Benefits microorganism and harms the human 7 of 29 What is opportunism? A benign microorganism becomes pathogenic because of decreased human host resistance 8 of 29 What is the process of infection 1. Colonization 2. Invasion 3. Multiplication 4. Spread 9 of 29 Where do infectious microorganism exist? Reservoirs 10 of 29 What is the clinical infectious disease process? 1.Incubation period 2. Prodromal stage 3. Invasion period 4. Convalescence 11 of 29 What is the incubation period? The interval between exposure to an infectious agent and the appearance of the first symptoms 12 of 29 What is the prodromal stage? The appearance of initial symptoms which are often mild including feeling of discomfort and tiredness 13 of 29 What is the invasion period? The pathogen is multiplying rapidly, invading further, affecting tissues at site of initial colonization and other areas 14 of 29 What is the convalescence period? Individuals immune and inflammatory systems have in general successfully removed infectious agent 15 of 29 The clinical name for fever Pyrexia 16 of 29 What is pyrexia? Rise in body temperature above the normal 17 of 29 What part of the brain regulates body temperature? Hypothalamus 18 of 29 What are the four classes of infectious microorganisms? 1.bacterial infection 2. Viral infection 3. Fungal infection 4. Parasitic and protozoal infection 19 of 29 What is bacteremia? Bacteria being transported in the blood due to failure of body’s defence mechanisms to infect other organs or multiplying in blood (sepsis) 20 of 29 What is a virus? Minute particle that is capable of replication but only within living cells 21 of 29 A transmission from an animal reservoir is called what? Zoonotic infection 22 of 29 What is the viral life cycle 1. Attachment to target cell 2. Penetration 3. Uncoating ( release of viral nucleic acid) 4. Replication 5. Assembly ( formations of new virons) 6. Release 23 of 29 What is fungus Simple organism that lacks green pigment chlorophyll 24 of 29 Infection with a fungus is called what? Mycosis 25 of 29 What is a parasite? Any living thing that lives in or on another living organism 26 of 29 What is Protozoa? Single called parasitic organisms 27 of 29 List some infection control practices? Hand hygiene PPE cleaning Waste disposal Social distancing 28 of 29 What are countermeasures against pathogens? Antimicrobials Antibiotics Active immunisation: Vaccines 29 of 29
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