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PubHealth defs
exam1
35
Other
Graduate
10/21/2011

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Term
attack rate
Definition
proportion of individs in a given population which develop a disease during a specific time period
Term
bacteriostatic
Definition
preventing the growth of bacteria
Term
bacteriocidal
Definition
causing the death of live bacteria
Term
carrier
Definition
someone who can carry and transmit a disease to another person, but who is not experiencing any symptoms
Term
cluster
Definition
a group of individs with a specific disease which are very similar in their time and place of occurrence or both
Term
etiology
Definition
the specific cause of a disease in a population
Term
endemic
Definition
the average or normal number of cases of a disease in a certain population
Term
epidemic
Definition
the level of disease in a certain population that exceeds the endemic level
Term
exposure
Definition
to contact or possess a characteristic which is believed to influence the risk of acquiring a specific disease
Term
formite
Definition
an inanimate object that may carry a pathogen (towel, underwear)
Term
immunity
Definition
resistance to disease
Term
natural active immunity
Definition
the body produces its own antibodies naturally. long lasting.
Term
passive immunity
Definition
the body does not produce its own antibodies. short lasting
Term
natural passive immunity
Definition
the passage of antibodies from the mother to the baby for about the first 6 months of the babys life. rich source of antibodies
Term
artificial active immunity
Definition
the introduction of an antigen that causes the formation of antibodies. these are called inoculations (polio)
Term
artificial passive immunity
Definition
antibodies from another person or animal that are injected into a human (tetanus)
Term
incidence rate
Definition
total number of new cases of a disease measured within a calendar year
Term
incubation period
Definition
the time between contact and demonstration of clinical evidence that a disease is present
Term
morbidity
Definition
state of illness. the morbidity rate is the number of people that are ill.
Term
mortality
Definition
death rate. the mortality rate is the number of people dead.
Term
odds
Definition
the probability that an event will or will not occur
Term
pathognomonics
Definition
the specific characteristics of a disease
Term
pandemic
Definition
the worldwide distribution of a disease
Term
prevalence rate
Definition
total number of cases of disease both old and new
Term
risk
Definition
the probability that an event will occur during a specific time frame
Term
surveillance
Definition
an ongoing observation of a population used to detect any rapid changes of occurrence of a specific disease
Term
survival
Definition
the probability of remaining alive for a specific amount of time after having been diagnosed with a particular disease
Term
susceptibility
Definition
no specific resistance to a disease
Term
validity
Definition
the extent to which a study correctly represents the characteristics of interest
Term
virulence
Definition
the degree of pathogenicity of a microorganism (AIDS)
Term
vital statistics
Definition
statistical application pertaining to the vital facts of human existence
Term
birth rate
Definition
per 1000 of a population
Term
death rate
Definition
per 1000 of a population
Term
specific mortality rate
Definition
number of deaths of a specific cause per 100,000 of population
Term
infant mortality
Definition
single most important factor showing the health of a community. correlates with availability of housing, pure water, literacy, economic development
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