Epidemiology

1. What is incidence?

  • The amount of bacteria present in one individual
  • No. of new events occurring in a defined population during a specified period of time
  • the cumulative incidence of infection in a population observed over a period of time during an epidemic
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Other questions in this quiz

2. A cohort study examines....

  • any designated group individuals who are followed or traced over time
  • diseases for which medical care is sought
  • a study in which conditions are in direct control of the investigator

3. What are the first 3 steps in an outbreak investigation?

  • preliminary epidemiologic investigation -> Specimen collection & lab analysis -> environmental investigation
  • preliminary epidemiologic investigation -> environmental investigation -> Specimen collection & lab analysis
  • Implementation of control measures -> case control study -> conclusion and dissemination of findings

4. The incubation period is the....

  • the delay between exposure and disease , the period of initiation of infection to its detection
  • time between first contact with an infectious agent and the appearance of the first disease symptom
  • time taken for disease to enter body

5. What are the final 3 steps in an outbreak investigation?

  • Implementation of control measures -> case control study -> conclusion and dissemination of findings
  • preliminary epidemiologic investigation -> environmental investigation -> Specimen collection & lab analysis
  • Implementation of control measures -> environmental investigation -> conclusion and dissemination of findings

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