The nurse is reviewing a research article that describes the use of the bacillus Calmette-Gurin (BCG) vaccine to prevent tuberculosis that was given to individuals who were exposed to leprosy.
The individuals did not develop leprosy. The nurse interprets this as most accurately demonstrating which type of immunity?
A) Herd immunity
B) Passive immunity
C) Cross-immunity
D) Active immunity
Question 2
A community health nurse integrates the concept of causality when working with clients in the community to identify negative health occurrences. Which of the following would the nurse be evaluating?
A) All the possible influences on health/illness processes
B) The host's ability to resist infectious diseasecausing agents
C) The relationship between a condition or event and its effect
D) The chances that a disease or health problem will occur
