Katie Turner 0.0 / 5 ? NursingLife SciencesUniversityAll boards Created by: KatieTurner1Created on: 19-03-22 09:24 Microorganism Any organism too small to be seen by the naked eye 1 of 30 Incubation Period interval between exposure to infectious agent and the appearance of the first symtpoms 2 of 30 Prodromal Stage The appearance of initial symptoms which are often mild including feeling of discomfort and tiredness 3 of 30 Invasion Period The pathogen is multiplying rapidly, invading further, affecting tissues at site of initial colonization and other areas 4 of 30 Convalescence Period Individual's immune and inflammatory systems have successfully removed the infectious agent 5 of 30 Pyrexia Rise in body temperature above normal (37 degrees) 6 of 30 Hypothalamus Small region in the brain which regulates body temperature through releasing hormones 7 of 30 Pyrogens A circulating protein released to produce a fever 8 of 30 Bacterial Infection Prokaryotic, reproduce asexually, live in soil, water or air, live as parasites on humans, animals and plants. 9 of 30 Phagocytosis Cellular process for ingesting and eliminating particles such as microorganisms, foreign bodies and apoptotic cells 10 of 30 Virus A minute particle capable of replication but only with living cells 11 of 30 Viral life cycle 1. Attachment to target cell 2. Penetration 3. Uncoating 4. Replication 5. Assembly 6. Release 12 of 30 Fungus A simple organism that lacks the green pigment chlorophyll 13 of 30 Dimorphic Fungi that can grow in either form as multi-celled molds or single-celled yeast 14 of 30 Mycosis Infection with a fungus 15 of 30 Parasite Any living thing that lives in or on another living organism 16 of 30 Vector An organism that does not cause disease itself but spreads infection by conveying pathogens from one host to another 17 of 30 Process of Infection 1. Colonization 2. Invasion 3. Multiplication 4. Spread 18 of 30 Symbiosis Benefits human and doesn't harm microorganism 19 of 30 Mutualism Benefits human and microorganism 20 of 30 Commensalism Benefits microorganism and doesn't harm human 21 of 30 Pathogenicity Benefits microorganism and harms human 22 of 30 Opportunism A benign microorganism that becomes pathogenic because of decreased human host resistance 23 of 30 Bacteremia Presence of viable bacteria in the circulating blood - can cause sepsis 24 of 30 Antigenic Variation Bacteria changes antigens and becomes resistant to antibodies 25 of 30 Exogenous Pyrogen Derived from outside the host 26 of 30 Endogenous Pyrogen Produced by individual 27 of 30 Necrosis Death of body tissue 28 of 30 Protozoa Single-celled parasitic organism 29 of 30 Antibiotics Prevent function of enzymes or cell structures unique to the infecting agent - aim to eliminate 30 of 30
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