Question at position 9 Why is herd immunity important?It keeps cattle healthyIt protects vulnerable populations (babies, elderly, immunocompromised) from diseases that they cannot be vaccinated against It slows or stops the spread of disease in a populationBoth answers 2 and 3Clear my selection

Question

Question at position 9 Why is herd immunity important?It keeps cattle healthyIt protects vulnerable populations (babies, elderly, immunocompromised) from diseases that they cannot be vaccinated against It slows or stops the spread of disease in a populationBoth answers 2 and 3Clear my selection

BlackTom AI · Accepted Answer

Start by listing what each option claims about herd immunity so you can compare them clearly.
Option 1: 'It keeps cattle healthy' — This is misleading for herd immunity in humans. Herd immunity concepts apply to human populations and vaccination coverage to protect people, not livestock health. The statement conflates animal health with human public health and is generally incorrect in the context of human disease prevention.
Option 2: 'It protects vulnerable populations (babies, elderly, immunocompromised) from diseases that they cannot be vaccinated against' — This is true. Herd immunity reduces the likelihood of disease spread in the community, lowering exposure for those who cannot be vaccinated or who have weaker immune responses, thereby protecting them.
Option 3: 'It slows or stops the spread of disease in a population' — This is also true. When a large portion of the community is immune, the transmission chain is disrupted, reducing or halting outbreaks.
Option 4: 'Both answers 2 and 3' — This is correct because it accurately combines the two valid statements above: herd immunity protects vulnerable groups and slows or stops disease spread.
To finish, consider the overarching logic: herd immunity functions to reduce transmission and shield those who cannot be vaccinated or mount an adequate immune response, which directly aligns with options 2 and 3. Option 1 misapplies the concept to cattle and thus is not aligned with human public health principles, making it inaccurate in this context.

类似问题

Question at position 64 Herd immunity …is a vaccination program for cattlecan come from vaccination or natural infectionis not important for protecting the populationall of the aboveClear my selection

Question at position 25 Which of the following is true about vaccination and herd immunityIt helps protect those who are unvaccinatedIt helps protect those who are vaccinatedIt can help to limit the spread of a communicable disease outbreakAll of these

Question at position 17 Which of the following is true about vaccination and herd immunityIt helps protect those who are unvaccinatedAll of theseIt can help to limit the spread of a communicable disease outbreakIt helps protect those who are vaccinated

28. What is herd immunity?

Herd immunity occurs when

When you have a vaccination, who benefits?

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