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50 Cards in this Set
- Front
- Back
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Contamination
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Microorganisms are present
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Contamination:
______ are _____ |
microorganisms , present
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Infection
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Multiplication of pathogen in or on host
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Infection:
____ of _____ in or on _____ |
multiplication, pathogen, host
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Infestation
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presence of larger parasite (worms/ arthropods) in or on a host
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Infestation:
presence of larger _____ (worms/ ____) in or on a ____ |
parasite, arthropods, host
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Disease
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disturbance in state of health of a body= DMAMAGE to host
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Disease:
_____ in state of _____ of a body= _____ to host |
disturbance, health, damage
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Pathogenicity
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capacity to produce diseases
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Pathogenicity:
____ to produce ____ |
capacity, diseases
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Virulence
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the measure of pathogenicity
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Virulence:
the _____ of _____ |
measure, pathogenicity
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Avirulent
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unable to cause disease
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Avirulent:
____ to cause ____ |
unable, disease
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Attenuation
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weakening of diseease producing ability
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Attenuation:
_____ of _____ _____ ability |
weakening, disease producing
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Sepsis
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presence of bacteria or toxin s in blood/tissues (no pathogen necessary)
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Sepsis:
presence of ____ or _____ in ___/____ (no _____ necessary) |
bacteria, toxin, blood/tissues, pathogen
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Septicema
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blood poising associated with persistance of pathoges and toxins in bloodstream
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Septicema
blood ______ associated with persistance of _____ and ____ in bloodstream |
posioning, pathogens, toxins
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Septic shock
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sepsis with severe hypotension
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Septic shock:
sepsis with severe ______ |
hypotension
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Systemic:
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spreads throughout body
often by presence in blood stream or by toxins in blood (can spread to all areas of body) |
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Systemic
- spread throughout ____ - oftem by presence in ____ _or by ____ in blood |
body
bloodstream, toxins |
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Epidemic
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disease effects many people in very short time over wide geo area
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Epidemic
Example |
cholera
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Epidemic:
disease that affects many people in very____ time over ____ geo ____ |
short, wide, area
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Pandemic
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worldwide epidemic
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Pandemic
Example |
AIDS
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Pandemic
worldwide _____ |
epidemic
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Endemic
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disease always present and infects same % of population year after year
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Endemic
example |
chicken poxs
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Endemic
disease that always ____ the same ___ of pop ____ after ____ |
infects, %, year, year
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Outbreak
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cluster of cases with brief time period, narrow geography region
- can develop into epidemic or pandemic |
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Outbreak
cluster of cases with ____ time period, ____ geo region |
short, narrow
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Morbidity
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illness/ disability b/c of disease
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Mortality
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death b/c of disease
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Specific types of outbreaks : common source
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- All infections stem from contact with one source of infection
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Specific types of outbreaks : common source
examples |
food poisoning- church food poisoninc, potato salad
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Specific types of outbreaks : propagated
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infections stem from 1 infected person/carrier who passes disease
-each newly infected then passes to another |
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Specific types of outbreaks : propagated
Example |
SARs transmission- aerosol contact, planes, office spaces, trains
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How do diseases happen?
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1. Portal Entry
2. Modes of transmission 3. size of inoculum 4. attachment 5. damage 6. portals of exit |
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How do diseases happen: transmission
What are examples |
1. Airborne,
2. Direct contact 3. Arthropide bourne 4. Oral-fecal |
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past, present, and future of diseases:
How many children do measles kill each year? |
1.5 million
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past, present, and future of diseases:
How much does one dose of vaccine for measles cost? |
`12 cents
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past, present, and future of diseases:
How many kids since 1995 have died from measles, whoop cough, diarhea, pneumonia |
14 million (enough to fill sanford stadium 6 times each year for 25 years0
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past, present, and future of diseases: Complicating factors(4)
_______ medical _____ not always _____ |
avaliable, expertice, appliesd
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past, present, and future of diseases: Complicating factors(4)
_____ agents ____ adaptable |
infectious, highly
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past, present, and future of diseases: Complicating factors(4)
_____ human ___/ _____ condition promote emerging diseases |
changes, actions, social
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past, present, and future of diseases: Complicating factors(4)
_______ to places with ___- ____ |
immigration, new strain
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