Which of the following statements about childhood immunizations is true?
A) The United States is ahead of Australia, Denmark, Norway, Canada, the Netherlands, Sweden, and the United Kingdom in immunization rates.
B) Overall, 17 percent of U.S. preschoolers lack essential immunizations, and the rate rises to 22 percent for poverty-stricken children.
C) Nearly 100 percent of U.S. children who receive a complete schedule of vaccinations in the first two years continue to receive the immunizations they need later, in early childhood.
D) Disease outbreaks of whooping cough and rubella have not occurred in the United States since the development of vaccines for these diseases.
Answer: B
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Which of the following statements best captures the relation between Joseph LeDoux' dual pathway model of emotion and the other theories of emotion described in your text?
a) It is a radically new look at emotion. b) It is similar to the two-factor theory. c) It is largely a modern version of the early James-Lange and Cannon-Bard theories. d) It integrates elements of all of the previous theories.
When Luke kissed Laura, her heart rate increases. Luke always wore Old Spice After Shave. Whenever Laura smelled Old Spice, her heart would race. Laura's increased heart rate when she smelled Old Spice was the:
a. unconditioned stimulus. b. unconditioned response. c. conditioned stimulus. d. conditioned response.