Epidemiology Quiz 16.1
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Questions and Answers

Which of the following best defines epidemiology?

  • The study of the genetic causes of diseases
  • The study of the distribution and transmission of infectious diseases (correct)
  • The study of the psychological effects of diseases
  • The study of the effects of diseases on the human body

What is a population in epidemiology?

  • The group of individuals who have been vaccinated against a disease
  • The group of individuals at risk for the disease or condition being studied (correct)
  • The number of individuals infected with a disease in a particular region
  • The total number of individuals in a geographic region

What is morbidity?

  • The state of being diseased (correct)
  • The number of deaths caused by a disease
  • The state of being healthy
  • The number of individuals who have been vaccinated against a disease

What is the difference between prevalence and incidence?

<p>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 (C)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (A)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (D)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (C)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (B)</p> Signup and view all the answers

What is the role of the CDC in public health?

<p>To protect the public from disease and injury (D)</p> Signup and view all the answers

Which of the following best defines epidemiology?

<p>The study of the distribution and transmission of infectious diseases (B)</p> Signup and view all the answers

What is a population in epidemiology?

<p>The group of individuals at risk for the disease or condition being studied (B)</p> Signup and view all the answers

What is morbidity?

<p>The state of being diseased (C)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (A)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (A)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (B)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (B)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (A)</p> Signup and view all the answers

What is the role of the CDC in public health?

<p>To protect the public from disease and injury (A)</p> Signup and view all the answers

Which of the following best describes epidemiology?

<p>The study of the spread of diseases in a population (C)</p> Signup and view all the answers

What is a population in the context of epidemiology?

<p>The group of individuals at risk for the disease or condition being studied (D)</p> Signup and view all the answers

What is morbidity?

<p>The state of being diseased (B)</p> Signup and view all the answers

What is prevalence in epidemiology?

<p>The number or proportion of individuals with a particular illness in a given population at a point in time (A)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (A)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (C)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (D)</p> Signup and view all the answers

What is the etiologic agent?

<p>The causative agent of a disease (C)</p> Signup and view all the answers

What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?

<p>To protect the public from disease and injury (A)</p> Signup and view all the answers

Which of the following best defines the term 'morbidity'?

<p>The state of being infected with a communicable disease (C)</p> Signup and view all the answers

What is the difference between prevalence and incidence in epidemiology?

<p>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 (A)</p> Signup and view all the answers

What is the difference between sporadic and endemic diseases?

<p>Sporadic diseases occur only occasionally without geographic concentration, while endemic diseases are constantly present in a particular geographic region (A)</p> Signup and view all the answers

What is the difference between an epidemic and a pandemic disease?

<p>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 (A)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (D)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (A)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A publication that provides updates on public health issues (D)</p> Signup and view all the answers

What is the role of the Centers for Disease Control and Prevention (CDC)?

<p>To protect the public from disease and injury (B)</p> Signup and view all the answers

What is the science of epidemiology?

<p>The study of the causes of disease and how it is transmitted (C)</p> Signup and view all the answers

What is a population in epidemiology?

<p>The group of individuals at risk for the disease or condition being studied (D)</p> Signup and view all the answers

What are molecular Koch’s postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (C)</p> Signup and view all the answers

What is the definition of the term 'epidemiology'?

<p>The study of the geographical distribution and transmission of infectious diseases, aiming to recognize and control outbreaks (D)</p> Signup and view all the answers

Which of the following best describes the goal of epidemiology?

<p>To study the causes of disease and how it is transmitted (D)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (C)</p> Signup and view all the answers

Which of the following best describes an endemic disease?

<p>A disease that is constantly present in a particular geographic region (C)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (B)</p> Signup and view all the answers

What is a pandemic disease?

<p>A disease that occurs on a worldwide scale (B)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (D)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (D)</p> Signup and view all the answers

What is the main national public health agency in the United States?

<p>The Centers for Disease Control and Prevention (B)</p> Signup and view all the answers

What does the National Notifiable Disease Surveillance System (NNDSS) do?

<p>Monitors diseases considered to be of public health importance on a national scale (A)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR) used for?

<p>To provide updates on public health issues (A)</p> Signup and view all the answers

What is the definition of prevalence in epidemiology?

<p>The number or proportion of individuals with a particular illness in a given population at a point in time (B)</p> Signup and view all the answers

What is the definition of incidence in epidemiology?

<p>The number or proportion of new cases in a period of time (C)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the distribution and transmission of infectious diseases (D)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (B)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (A)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (B)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (C)</p> Signup and view all the answers

What is an epidemic disease?

<p>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 (B)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (D)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (C)</p> Signup and view all the answers

What is the role of the CDC in public health?

<p>To protect the public from disease and injury (B)</p> Signup and view all the answers

What does the National Notifiable Disease Surveillance System (NNDSS) do?

<p>Monitors diseases considered to be of public health importance on a national scale (C)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A report that provides updates on public health issues (A)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (D)</p> Signup and view all the answers

Which of the following best describes the term 'morbidity rate'?

<p>The proportion of new cases of a particular illness in a given population over a period of time (B)</p> Signup and view all the answers

Which of the following best defines 'sporadic diseases'?

<p>Diseases that occur only occasionally without geographic concentration (B)</p> Signup and view all the answers

What is the difference between 'prevalence' and 'incidence'?

<p>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 (B)</p> Signup and view all the answers

What is an 'endemic disease'?

<p>A disease that is constantly present in a particular geographic region (A)</p> Signup and view all the answers

What is an 'epidemic disease'?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (A)</p> Signup and view all the answers

What is a 'pandemic disease'?

<p>An epidemic that occurs on a worldwide scale (C)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (C)</p> Signup and view all the answers

What are the molecular Koch's postulates used for?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (C)</p> Signup and view all the answers

What is the main national public health agency in the United States?

<p>The Centers for Disease Control and Prevention (CDC) (D)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (D)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A report that provides updates on public health issues (C)</p> Signup and view all the answers

What is the science of epidemiology?

<p>Studying the causes of disease and how it is transmitted (B)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the distribution and transmission of infectious diseases in a population (D)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (B)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (D)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (B)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (C)</p> Signup and view all the answers

What is an epidemic disease?

<p>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 (D)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (A)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (B)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (D)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A publication that provides updates on public health issues (B)</p> Signup and view all the answers

What are the molecular Koch's postulates used for?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (D)</p> Signup and view all the answers

What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?

<p>To protect the public from disease and injury (B)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the causes of disease and how it is transmitted (A)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (D)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (A)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (B)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (B)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (A)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (D)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (B)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (A)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A report that provides updates on public health issues (A)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (B)</p> Signup and view all the answers

What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?

<p>To protect the public from disease and injury (B)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the causes of disease and how it is transmitted (D)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (B)</p> Signup and view all the answers

What is the difference between sporadic and endemic diseases?

<p>Sporadic diseases occur only occasionally without geographic concentration, while endemic diseases are constantly present in a particular geographic region (B)</p> Signup and view all the answers

What is an epidemic disease?

<p>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 (A)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (B)</p> Signup and view all the answers

What is the main national public health agency in the United States?

<p>Centers for Disease Control and Prevention (CDC) (C)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (B)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A report that provides updates on public health issues (C)</p> Signup and view all the answers

What is morbidity rate?

<p>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 (D)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (A)</p> Signup and view all the answers

What are the molecular Koch's postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (C)</p> Signup and view all the answers

Which of the following best describes epidemiology's main goal?

<p>To study the causes of disease and how it is transmitted (C)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (C)</p> Signup and view all the answers

What is an example of a sporadic disease?

<p>Influenza (C)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (C)</p> Signup and view all the answers

What is an example of an endemic disease?

<p>Malaria (A)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (A)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (D)</p> Signup and view all the answers

What is the first thing an epidemiologist tries to determine when studying an epidemic?

<p>The etiologic agent or causative agent (B)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (B)</p> Signup and view all the answers

What is the main national public health agency in the United States?

<p>The Centers for Disease Control and Prevention (CDC) (A)</p> Signup and view all the answers

What does the National Notifiable Disease Surveillance System (NNDSS) do?

<p>Monitors diseases considered to be of public health importance on a national scale (D)</p> Signup and view all the answers

What does the Morbidity and Mortality Weekly Report (MMWR) provide updates on?

<p>Public health issues (A)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the causes of disease and how it is transmitted (D)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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 (B)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (C)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (B)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (D)</p> Signup and view all the answers

What is an epidemic disease?

<p>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 (A)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (A)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (B)</p> Signup and view all the answers

What is the National Notifiable Disease Surveillance System (NNDSS)?

<p>A system that monitors diseases considered to be of public health importance on a national scale (C)</p> Signup and view all the answers

What is the Morbidity and Mortality Weekly Report (MMWR)?

<p>A report that provides updates on public health issues (D)</p> Signup and view all the answers

What are the molecular Koch's postulates used for?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (A)</p> Signup and view all the answers

What is the role of the Centers for Disease Control and Prevention (CDC) in the United States?

<p>To protect the public from disease and injury (B)</p> Signup and view all the answers

Which of the following best describes the purpose of epidemiology?

<p>To study the causes and transmission of diseases (C)</p> Signup and view all the answers

What is the difference between total morbidity and morbidity rate?

<p>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. (A)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (A)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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. (B)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular population (D)</p> Signup and view all the answers

What is an epidemic disease?

<p>A disease for which a larger than expected number of cases occur in a short time within a geographic region (D)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (D)</p> Signup and view all the answers

What is the etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (C)</p> Signup and view all the answers

What is the role of the CDC in public health?

<p>To monitor diseases considered to be of public health importance on a national scale (A)</p> Signup and view all the answers

What is the purpose of the National Notifiable Disease Surveillance System (NNDSS)?

<p>To monitor diseases considered to be of public health importance on a national scale (B)</p> Signup and view all the answers

What does the Morbidity and Mortality Weekly Report (MMWR) provide?

<p>Updates on public health issues (C)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (C)</p> Signup and view all the answers

Which of the following is true about epidemiology?

<p>It aims to control outbreaks of infectious diseases (C)</p> Signup and view all the answers

What is a population in epidemiology?

<p>The group of individuals at risk for the disease or condition (B)</p> Signup and view all the answers

What is morbidity rate?

<p>The proportion of new cases in a period of time (A)</p> Signup and view all the answers

What is the difference between prevalence and incidence?

<p>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 (C)</p> Signup and view all the answers

What is a sporadic disease?

<p>A disease that occurs only occasionally without geographic concentration (A)</p> Signup and view all the answers

What is an etiologic agent?

<p>The first thing an epidemiologist tries to determine when studying an epidemic (D)</p> Signup and view all the answers

What is the role of the CDC in public health?

<p>To monitor diseases considered to be of public health importance on a national scale (D)</p> Signup and view all the answers

What are the molecular Koch’s postulates used for in epidemiology?

<p>To establish the link between the disease state and virulence traits unique to a pathogenic strain of a microbe (A)</p> Signup and view all the answers

What is an endemic disease?

<p>A disease that is constantly present in a particular geographic region (D)</p> Signup and view all the answers

What is a pandemic disease?

<p>An epidemic that occurs on a worldwide scale (A)</p> Signup and view all the answers

What is the CDC?

<p>A government agency charged with protecting the public from disease and injury (D)</p> Signup and view all the answers

What is the purpose of the National Notifiable Disease Surveillance System (NNDSS)?

<p>To monitor diseases considered to be of public health importance on a national scale (B)</p> Signup and view all the answers

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