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Immunity Lab
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Study of Disease
Pathology
the casue of disease
etiology
disease causing organisms
pathogens
spread from one host to another driectly or indirctly
communicable diseases
easily spread from one host to another (flu)
contagious disease
not spread from one host to another (tetanus)
non communicable
subjective changes that are
not
observable
symptoms
The _________ of a disease is the number of people in a population who devlop a disase during a particular time period
incidence
The _____________of a disease is the number of people in a population who develop a disease at a specifc time regardless of when it first appeared.
prevalence
Only occur occasionally
sporadic diseases
condtantly present within a population
endemic diseases
occur when many people in a given are acquire a certian disease with in a relatively short time frame
epidemic
worldwide epidemics
pandemics
develops rapidly but lasts only a sort period of time
acute disease
devlops more slowly but is more likely to be continual or recurrent for long periods of time
chronic diseases
causeitive agents remains inactive for a period of time
latent disease
host devlops antibodies to own tissues
autoimmunity
Resivor of infection
source of pathogenic organism that allows disease to perpertuate
Inanimate objects such as toobrushes
fomites
Contact Transmission 3ways??
Direct indirect droplet
Indirect fomites
Direct person to person
droplet discharge -sneezing
Vehicle transmission
transmission of pathogens by a medium such as food water of air
vectors
animals that carry pathogens
mechanical tansmission passive fly landing on your food
biological misquito transmit malaria
nosocomial infections
infections aquired in hospitaisl mrsa
Author
stephie6390
ID
13155
Card Set
Immunity Lab
Description
2nd lab exam
Updated
2010-04-05T15:37:17Z
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