158 Questions
Which of the following best defines epidemiology?
The study of the distribution and transmission of infectious diseases
What is a population in epidemiology?
The group of individuals at risk for the disease or condition being studied
What is morbidity?
The state of being diseased
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the role of the CDC in public health?
To protect the public from disease and injury
Which of the following best defines epidemiology?
The study of the distribution and transmission of infectious diseases
What is a population in epidemiology?
The group of individuals at risk for the disease or condition being studied
What is morbidity?
The state of being diseased
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the role of the CDC in public health?
To protect the public from disease and injury
Which of the following best describes epidemiology?
The study of the spread of diseases in a population
What is a population in the context of epidemiology?
The group of individuals at risk for the disease or condition being studied
What is morbidity?
The state of being diseased
What is prevalence in epidemiology?
The number or proportion of individuals with a particular illness in a given population at a point in time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The causative agent of a disease
What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?
To protect the public from disease and injury
Which of the following best defines the term 'morbidity'?
The state of being infected with a communicable disease
What is the difference between prevalence and incidence in epidemiology?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is the difference between sporadic and endemic diseases?
Sporadic diseases occur only occasionally without geographic concentration, while endemic diseases are constantly present in a particular geographic region
What is the difference between an epidemic and a pandemic disease?
An epidemic disease is one for which a larger than expected number of cases occur in a short time within a geographic region, while a pandemic disease is an epidemic that occurs on a worldwide scale
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A publication that provides updates on public health issues
What is the role of the Centers for Disease Control and Prevention (CDC)?
To protect the public from disease and injury
What is the science of epidemiology?
The study of the causes of disease and how it is transmitted
What is a population in epidemiology?
The group of individuals at risk for the disease or condition being studied
What are molecular Koch’s postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the definition of the term 'epidemiology'?
The study of the geographical distribution and transmission of infectious diseases, aiming to recognize and control outbreaks
Which of the following best describes the goal of epidemiology?
To study the causes of disease and how it is transmitted
What is the difference between total morbidity and morbidity rate?
Total morbidity refers to the number of people who have a disease, while morbidity rate is the proportion of people who have a disease in a given population
Which of the following best describes an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
A disease that occurs on a worldwide scale
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What are the molecular Koch’s postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the main national public health agency in the United States?
The Centers for Disease Control and Prevention
What does the National Notifiable Disease Surveillance System (NNDSS) do?
Monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR) used for?
To provide updates on public health issues
What is the definition of prevalence in epidemiology?
The number or proportion of individuals with a particular illness in a given population at a point in time
What is the definition of incidence in epidemiology?
The number or proportion of new cases in a period of time
Which of the following best describes the purpose of epidemiology?
To study the distribution and transmission of infectious diseases
What is the difference between total morbidity and morbidity rate?
Total morbidity refers to the number of individuals with a particular illness in a given population at a point in time, while morbidity rate is the proportion of individuals with a particular illness in a given population at a point in time
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region, signaling the breakdown of an equilibrium in disease frequency
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the role of the CDC in public health?
To protect the public from disease and injury
What does the National Notifiable Disease Surveillance System (NNDSS) do?
Monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A report that provides updates on public health issues
What are the molecular Koch’s postulates used for?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
Which of the following best describes the term 'morbidity rate'?
The proportion of new cases of a particular illness in a given population over a period of time
Which of the following best defines 'sporadic diseases'?
Diseases that occur only occasionally without geographic concentration
What is the difference between 'prevalence' and 'incidence'?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases of a particular illness in a given population over a period of time
What is an 'endemic disease'?
A disease that is constantly present in a particular geographic region
What is an 'epidemic disease'?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a 'pandemic disease'?
An epidemic that occurs on a worldwide scale
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What are the molecular Koch's postulates used for?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the main national public health agency in the United States?
The Centers for Disease Control and Prevention (CDC)
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A report that provides updates on public health issues
What is the science of epidemiology?
Studying the causes of disease and how it is transmitted
Which of the following best describes the purpose of epidemiology?
To study the distribution and transmission of infectious diseases in a population
What is the difference between total morbidity and morbidity rate?
Total morbidity is the number of individuals with a particular illness in a given population at a point in time, while morbidity rate is the proportion of individuals with a particular illness in a given population at a point in time
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region, signaling the breakdown of an equilibrium in disease frequency
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A publication that provides updates on public health issues
What are the molecular Koch's postulates used for?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?
To protect the public from disease and injury
Which of the following best describes the purpose of epidemiology?
To study the causes of disease and how it is transmitted
What is the difference between total morbidity and morbidity rate?
Total morbidity is the number of people with a particular illness in a given population at a point in time, while morbidity rate is the proportion of individuals with a particular illness in a given population at a point in time
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A report that provides updates on public health issues
What are the molecular Koch’s postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?
To protect the public from disease and injury
Which of the following best describes the purpose of epidemiology?
To study the causes of disease and how it is transmitted
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number of new cases in a period of time
What is the difference between sporadic and endemic diseases?
Sporadic diseases occur only occasionally without geographic concentration, while endemic diseases are constantly present in a particular geographic region
What is an epidemic disease?
Diseases for which a larger than expected number of cases occur in a short time within a geographic region, signaling the breakdown of an equilibrium in disease frequency
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the main national public health agency in the United States?
Centers for Disease Control and Prevention (CDC)
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A report that provides updates on public health issues
What is morbidity rate?
The number of new cases of a particular illness in a given population in a period of time, expressed as a proportion of the total population
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What are the molecular Koch's postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
Which of the following best describes epidemiology's main goal?
To study the causes of disease and how it is transmitted
What is the difference between total morbidity and morbidity rate?
Total morbidity refers to the number of people affected by a disease, while morbidity rate refers to the proportion of people affected by a disease in a population
What is an example of a sporadic disease?
Influenza
What is the difference between prevalence and incidence?
Incidence refers to the number of new cases of a disease in a period of time, while prevalence refers to the number of individuals with a particular illness in a given population at a point in time
What is an example of an endemic disease?
Malaria
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the first thing an epidemiologist tries to determine when studying an epidemic?
The etiologic agent or causative agent
What are the molecular Koch’s postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the main national public health agency in the United States?
The Centers for Disease Control and Prevention (CDC)
What does the National Notifiable Disease Surveillance System (NNDSS) do?
Monitors diseases considered to be of public health importance on a national scale
What does the Morbidity and Mortality Weekly Report (MMWR) provide updates on?
Public health issues
Which of the following best describes the purpose of epidemiology?
To study the causes of disease and how it is transmitted
What is the difference between total morbidity and morbidity rate?
Total morbidity is the number of individuals with a disease, while morbidity rate is the proportion of individuals with a disease in a given population
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region, signaling the breakdown of an equilibrium in disease frequency
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the National Notifiable Disease Surveillance System (NNDSS)?
A system that monitors diseases considered to be of public health importance on a national scale
What is the Morbidity and Mortality Weekly Report (MMWR)?
A report that provides updates on public health issues
What are the molecular Koch's postulates used for?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?
To protect the public from disease and injury
Which of the following best describes the purpose of epidemiology?
To study the causes and transmission of diseases
What is the difference between total morbidity and morbidity rate?
Total morbidity is the number of individuals with a particular illness in a given population at a point in time, while morbidity rate is the state of being diseased.
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time.
What is an endemic disease?
A disease that is constantly present in a particular population
What is an epidemic disease?
A disease for which a larger than expected number of cases occur in a short time within a geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the role of the CDC in public health?
To monitor diseases considered to be of public health importance on a national scale
What is the purpose of the National Notifiable Disease Surveillance System (NNDSS)?
To monitor diseases considered to be of public health importance on a national scale
What does the Morbidity and Mortality Weekly Report (MMWR) provide?
Updates on public health issues
What are the molecular Koch’s postulates used for?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
Which of the following is true about epidemiology?
It aims to control outbreaks of infectious diseases
What is a population in epidemiology?
The group of individuals at risk for the disease or condition
What is morbidity rate?
The proportion of new cases in a period of time
What is the difference between prevalence and incidence?
Prevalence is the number or proportion of individuals with a particular illness in a given population at a point in time, while incidence is the number or proportion of new cases in a period of time
What is a sporadic disease?
A disease that occurs only occasionally without geographic concentration
What is an etiologic agent?
The first thing an epidemiologist tries to determine when studying an epidemic
What is the role of the CDC in public health?
To monitor diseases considered to be of public health importance on a national scale
What are the molecular Koch’s postulates used for in epidemiology?
To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe
What is an endemic disease?
A disease that is constantly present in a particular geographic region
What is a pandemic disease?
An epidemic that occurs on a worldwide scale
What is the CDC?
A government agency charged with protecting the public from disease and injury
What is the purpose of the National Notifiable Disease Surveillance System (NNDSS)?
To monitor diseases considered to be of public health importance on a national scale
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