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VNSA3 Terminology
| Question | Answer |
|---|---|
| Commensal | Interaction in which one species benefit from another without causing harm |
| Dermatophytosis | Ringworm |
| Exotoxin | Toxic substance released into environment by bacteria |
| Endotoxin | Toxic substance that is part of gram-negative bacteria cell membrane |
| Virulence | Ability of a pathogen to infect the host |
| Mechanical vector | Object that carries the micro-organism, but does NOT play a role in its develop |
| Biological vector | Animate object acting as a intermediate host in which some development of the micro-organism occurs |
| Parantenic host | An organism that the parasite can use during part of life-cycle, not is not essential to completion of life cycle |
| Intermediate host | Host in which the parasite can undergo some stage(s) of development, but without sexual reproduction |
| Definitive host | Primary host in which the parasite develops to adult stages |
| Fomite | Contaminated inanimate object |
| Vector | Animate object that transmits an micro-organism |
| Vertical transmission | Transmission of infectious disease between mother and offspring |
| Horizontal transmission | Transmission of infectious disease between individuals, usually same generation |
| Incubation period | Time period from initial infection to display of clinical signs |
| Aseptic | Free from living pathogenic micro-organisms |
| Nosocomial infection | Infection acquired whilst hospitalised |
| Antiseptic | Agent applied to living tissue to prevent growth of disease-causing micro-organisms |
| Endospore | Dormant form of bacteria |
| Infection | The presence of multiplying micro-organisms that are causing harm to local tissues |
| Contagion | The spread of an infectious disease from one organism to another |
| Colonisation | The presence of multiplying micro-organisms not yet causing harm |
| Isolation | Physical segregation of an animal suspected of having or proved to have a contagious disease |
| Quarantine | Segregation of animals of unknown disease status for a period prior to entry to a new premises/country |
| Barrier Nursing | Precautions following when nursing an animal kept in isolation |
| Protective Isolation | Precautions followed to protect highly susceptible patients from infection |
| Obligate aerobe | Grow only in oxygen |
| Obligate anaerobe | Grow only without oxygen |
| Facultative anaerobe | Grow with/without oxygen |
| Disinfection | Physical or chemical destruction of micro-organisms |
| Sterilisation | Complete removal of all micro-organisms including bacterial spores |
Created by:
newmann
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