Which of the following statements about immunizations and young children is true?
A) In the United States, polio and pertussis largely persist because of limited access to vaccinations for these infections.
B) The scientific community believes that infants receive too many vaccines for their immune system to handle safely.
C) Vaccines only work if a high enough proportion of the population is inoculated.
D) In the United States, even poor children receive all the required shots and there are no regional differences in coverage.

Question

Quizplus · Accepted Answer

Vaccines rely on herd immunity to be most effective, which means a high enough proportion of the population must be inoculated to prevent the spread of infectious diseases. This concept is crucial for protecting those who cannot be vaccinated, such as individuals with certain medical conditions.

Which of the Following Statements About Immunizations and Young Children