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43 Cards in this Set
- Front
- Back
disease causing organism? also called an infectious agent...
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Pathogen
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diseases transmitted by human contact...
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contagious or communicable
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infectious diseases that cannot be transmitted by personto person contact...
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non-communicable
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the study of the transmission, occurance, distribution, and control of disease...
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Epidemiology
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disease causing organism? also called an infectious agent...
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Pathogen
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the number of new cases of a disease in a population is its...
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incidence
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diseases transmitted by human contact...
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contagious or communicable
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the number of existing cases of a disease is its...
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prevelance
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term for when a disease always occurs at low levels in a population...
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endemic
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infectious diseases that cannot be transmitted by personto person contact...
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non-communicable
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term for if a disease occurs in unusually large numbers over a specific area...
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epidemic
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the study of the transmission, occurance, distribution, and control of disease...
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Epidemiology
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when an epidemic has spread to include several large areas worldwide, it is...
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pandemic
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the number of new cases of a disease in a population is its...
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incidence
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the number of existing cases of a disease is its...
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prevelance
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term for when a disease suddenly occurs in unexpected numbers in a limited area and then subsides...
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outbreak
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term for when a disease always occurs at low levels in a population...
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endemic
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term for if a disease occurs in unusually large numbers over a specific area...
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epidemic
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when an epidemic has spread to include several large areas worldwide, it is...
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pandemic
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term for when a disease suddenly occurs in unexpected numbers in a limited area and then subsides...
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outbreak
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name for diseases under constant survelance in the US...
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notifiable diseases
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100 trillion micro-organisms in and on our bodies that help us by preventing harmful micro-organisms and making vitamins...
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Normal Flora..or Microbiota
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term for the source of an infectious agent...
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reservoir
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term for when infec. dis. is transferred directly from human to a susceptible human...
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horizontal transmission
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term for when infec. dis. are transferred from generation to generation from mother to child...
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vertical transmission
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micro-organisms enter the host by bite sites, pucture sites, and surgery..what route is this?
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Perenteral
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inanimate objects that are contaminated by direct contact with the reservoir...
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formites
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infected persons beingkeptaway from healthy individuals...
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isolation
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seperation ofpersons who may or may not be infected from healthy people untilrisk has passed...
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quarantine
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an infectious agent composed only of protien...
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Prion
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infectious particles made ofa core of genetic material and wrapped in a protien coat (capsid)...
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virus
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viruses insert themselves in cells and do not reproduce...
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latent infection
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name for round shaped Bacteria...
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cocci
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name for rod-shaped Bacteria...
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bacilli
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spiral-shaped Bacteria...
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spirilla
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cork-screw shaped Bacteria...
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spirochetes
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comma shaped Bacteria...
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vibrios
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process of coloring cell walls fortesting...
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gram stain
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name for substance some Bacteria secrete onto their surface..very sticky..
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glycocalyx or sugar coat
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If the glycocalyx is organized and firmy attached to the wall itis called...
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capsule
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If the glycocalyx is unorganized and loosely attached to the wall itis called...
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slime layer
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longer hair-like appendages of some Bacteria such as E-Coli,,,used for locomation...
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flagella
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short, hair-like appendages on someBacteria ends or the entire surface used to attachto surfaces...
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fimbrae and pili
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