Acquired by maternal transfer or via inoculation—good for a brief duration of days or months.
What is Passive
100
A group of data in which the individual values are related in some way.
What is Set
100
Organisms, simple or complex, including man, that are capable of being infected by a specific agent.
What is Host
100
The occurrence of two or more cases which are epidemiologically related.
What is Outbreak
100
Any defined group of persons selected for a special purpose or study.
What is Cohort
200
Lasts months to years and is acquired either naturally or artificially.
What is Active
200
A frequency distribution of tabulated data.
What is Group Distribution
200
The collection of signs and symptoms which typify a particular disease.
What is Syndrome
200
The constant presence of a disease or infectious agent within a given geographic area.
What is Endemic
200
Looks forward: A study designed to determine a relationship between a condition and a characteristic shared by a group.
What is Prospective
300
A globulin or immune substance found in tissue fluids and blood serum, produced in response to the stimulus of a specific antigen.
What is Antibody
300
A sub-range of values within a larger range.
What is Class Interval
300
The interval of time between exposure and an antigen or agent and the onset of clinical signs and symptoms of a disease in the new host.
What is Incubation
300
The occurrence of cases of a specific disease within a particular geographic area clearly in excess of the usual incidence.
What is Epidemic
300
Looks back: A method of identifying causal association of disease occurrence between host and/or environment. Also known as a “Case History.”
What is Retrospective
400
Resistance of a group based on the immunity of a high proportion of individual members within the group.
What is Herd
400
The difference between the highest and lowest values in a set or group of data.
What is Range of Values
400
The period of time between the onset of symptomology of an illness and the intensity of illness upon which a diagnosis can be based.
What is Prodromal
400
A significant increase in disease affecting people in several countries or continents.
What is Pandemic
400
The practice of medical or community observation of the health of person to person contact in order to recognize pattern to disease transmission if it occurs.
What is Surveillance
500
The ability to resist disease without action of antibodies or the specifically developed tissue response—may be genetic or acquired, temporary or permanent.
What is Inherent Resistance
500
The sequencing of data in a set of data, ordered from highest to lowest or vice versa.
What is Ranked Values
500
The time interval between exposure to toxic chemical agents and the onset of signs and symptoms of illness—often seen in chronic disease.
What is Latent
500
An infection transmissible under natural conditions between animals and man.
What is Zoonosis (otic)
500
A general term referring to studies conducted to identify the source of individual cases and the mode of the agent’s transmission.