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Epidemiology Midterm Review
Epidemiology Midterm Review
40
Health Care
Undergraduate 3
03/04/2014

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Cards

Term
What is epidemiology?
Definition
The study of how disease is distributed in populations and the factors that influence or determine disease distribution.
Term
The premise of epidemiology
Definition
The premise is that disease, illness, and wellness are not randomly distributed in human populations. Each person has characteristics that predispose or protect against diseases.
Term
What are the functions of epidemiology? (6)
Definition
Identify the etiology
Identify relevant risk factors
Determine the burden of disease
Study the natural history of the disease
Evaluate new modes of health care delivery
Provide the foundation for developing public policy
Term
What does work with noninfectious diseases
Definition
Epidemiologic Triangle
Term
Causal pies created by ___ in ____
Definition
Rothman in 1976
Term
Component causes
Definition
individual factors
Term
Sufficient cause -
Definition
The complete pie, which might be considered a causal pathway
Term
Necessary cause -
Definition
A component that appears in every pie or pathway
Term
Clinical disease is characterized by
Definition
signs and symptoms
Term
Latent disease –
Definition
an infection with no active multiplication of the agent
Term
Sub-clinical disease –
Definition
not yet clinically apparent and is not destined to become clinically apparent
Term
What are the main routes of entry into the human body?
Definition
Respiratory tract
Alimentary tract
GI tract
Skin
Term
Incubation period
Definition
The time between exposure to the agent and the appearance of the first signs and symptoms
Term
Endemic
Definition
Habitual presence of a disease in an area
Term
Epidemic
Definition
Occurrence in a population of a group of illnesses
Term
What’s another term for “non-communicable disease?
Definition
CHRONIC
Term
Fomite-
Definition
Inanimate object capable of holding and transmitting disease
Term
examples of diseases that spread through droplets
Definition
influenza, rhinovirus, anthrax, Legionnaires’ disease
Term
diseases that spread through airborne
Definition
Tuberculosis, chickenpox, and measles
Term
diseases that spread through fecal-oral contamination
Definition
giardiasis, hepatitis A and E, rotavirus, shigellosis, typhoid fever, cholera, enteroviruses (polio), clostridium
Term
diseases that spread through zoonoses
Definition
anthrax, dengue, Ebola, E. coli, giardia, H1N1 flu, pague, rabies, yellow fever
Term
Pathogenicity-
Definition
The ability to cause disease
Term
Virulence-
Definition
The severity or extent of disease
Term
Quarantine is for
Definition
exposed persons (or animals) before symptoms develop
Term
First public health measure to be shown to be effective in breaking transmission of disease
Definition
Quarantine
Term
Isolation is for
Definition
ill persons (or animals) after symptoms develop
Term
The relative magnitude of the entities
Definition
ratio
Term
What is incidence?
Definition
Number of NEW cases of a disease
Term
Measure of risk
Definition
Incidence proportion
Term
Measures the extent of the disease in the population in a specified time
Definition
Prevalence proportion
Term
Proportion of people with an existing condition in total population
Definition
Prevalence proportion
Term
Autopsy rate
Definition
The proportion of people with a particular finding on postmortem exam
Term
Sources of morbidity data
Definition
Hospitals and clinics
Disease/cancer registries
Surveillance systems
Surveys, such as NHIS, NHANES
Insurance data
Tax-financed medical plans
Industry
Military data
Term
_____ is the foundation of all vital statistics
Definition
Death
Term
The earliest work on vital statistics was done by
Definition
John Graunt
Term
Bills of Mortality are created by
Definition
John Graunt
Term
Bills of Mortality
Definition
Led to development of statistical methods to analyze mortality data
Term
Causes of death are coded according to ___
Definition
the rules of the International Classification of Disease (ICD)
Term
Underlying cause of the death is _____
Definition
the disease or injury that initiated the set of events leading to death
Term
WHO
Definition
Plays a major role in collecting, classifying, and tabulating mortality statistics for the U.S. and other countries
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