Objectives of epidemiology correct answers 1.) Identify etiology (cause) of disease and risk factors
2.) Determine extent of disease
3.) Study history and progression of disease
4.) Evaluate measures and modes of healthcare delivery
5.) Provide foundation for health policy
Premise of Epidemi...
PBH 354 Exam 1 Concepts || All Correct.
Objectives of epidemiology correct answers 1.) Identify etiology (cause) of disease and risk factors
2.) Determine extent of disease
3.) Study history and progression of disease
4.) Evaluate measures and modes of healthcare delivery
5.) Provide foundation for health policy
Premise of Epidemiology correct answers disease, illness, ill health, and excellent health status are not randomly distributed in human populations, rather, each of us has certain characteristics that predispose us to, or protect us against, a variety of different diseases
Leading causes of death in the US correct answers heart disease, cancer, chronic lower respiratory disease
Chain of infection correct answers infectious agent, reservoir, portal of exit, mode of transmission, portal of entry, susceptible host
Portal of entry correct answers a way for the causative agent to enter a new reservoir or host
Active Carrier correct answers individual who has been exposed to and harbors a disease-causing
organism and who has done so for some time, even though they may have recovered from the disease
Convalescent Carrier correct answers harbors a pathogen and who, although in the recovery phase of the course of the disease, is still infectious
Healthy (passive) carrier correct answers has been exposed to and harbors the pathogen, is in the beginning stages of disease, is displaying symptoms, and has the ability to transmit the disease
Intermittent Carrier correct answers has been exposed to and harbors the pathogen and who can spread the disease in different place or intervals
Efficacy correct answers - the ability to produce a desired or intended result
- does the agent of intervention work under ideal conditions?
Effectiveness correct answers - if we administer the agent in real life, is it effective?
Efficiency correct answers - if an agent is shown to be effective, what is the cost-benefit ratio?
Types of reservoirs correct answers human, animal, environmental
Active immunity correct answers a form of acquired immunity in which the body produces its own antibodies against disease-causing antigens
Example= vaccine
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