Epidemiology and Infectious Diseases
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Questions and Answers

In the SIR model of infectious diseases, what does the 'I' compartment represent?

  • Dead individuals
  • Infected individuals (correct)
  • Recovered individuals
  • Susceptible individuals

    • What is the denominator in a retrospective measure of disease frequency?

  • The number of animals that recovered during a period
  • The number of animals to whom something happened during a period
  • The population at risk during this period (correct)
  • The number of deaths during a period

    • What is the goal of ongoing systematic collection, analysis, and interpretation of health data?

  • To develop treatment plans
  • To conduct epidemiological surveillance (correct)
  • To perform statistical analysis
  • To diagnose infectious diseases

    • What is the period of time between infection and the onset of clinical signs?

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

    What is the term for the period of time during which an individual is infectious and can transmit the pathogen?

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

    What is the purpose of the compartment model of infectious diseases?

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

    What is the term for the period of time during which the pathogen replicates in the host but is not yet shed?

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

    What type of study design involves comparing groups and allows the researcher to control variables?

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

    What is the primary goal of epidemiology in veterinary science?

    <p>To identify the population at risk from specific causes and determine the effectiveness of health programs (D)</p> Signup and view all the answers

    Which of the following is a key concept in epidemiology related to the frequency of disease occurrence?

    <p>Measures of disease frequency (A)</p> Signup and view all the answers

    What is a key factor that influences the susceptibility of a host to infectious diseases?

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

    What is the term for a disease that cannot be spread from person to person?

    <p>Non-communicable disease (C)</p> Signup and view all the answers

    Which of the following is an essential component of epidemiological surveillance?

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

    What is the primary goal of epidemiological surveillance?

    <p>To monitor the frequency of disease occurrence (D)</p> Signup and view all the answers

    What is the term for a disease that is regularly present in a particular geographical region?

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

    What is the primary focus of an individual approach in veterinary medicine?

    <p>Diagnosing and treating individual animals (D)</p> Signup and view all the answers

    What is the term for diseases that can be transmitted from animals to humans?

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

    Which of the following is a key concept in understanding infectious disease transmission?

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

    What is the term for a disease outbreak that affects a large number of animals in a particular geographical region?

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

    What is a critical factor in determining the risk of disease transmission?

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

    What type of study design involves observing a group of individuals over a period of time?

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

    Which of Koch's postulates states that the cultured microorganism should cause disease when introduced into a healthy organism?

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

    What is the purpose of epidemiology in veterinary practice?

    <p>To understand the distribution and determinants of health and disease conditions (D)</p> Signup and view all the answers

    In epidemiology, what is the term for the strength of the association between a risk factor and outcome?

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

    According to Koch's postulates, what must be re-isolated from the inoculated, diseased experimental host?

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

    In epidemiology, what is the term for the removal of an exposure to see if it alters the frequency of the outcome?

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

    What is a key component of epidemiological approach in public health?

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

    What is the term for a disease that affects a large number of people or animals worldwide?

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

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