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Item BF030010: The lungs both take in oxygen molecules and eliminate carbon dioxide molecules.

Which of the following statements is TRUE about the function of the lungs?

  1. The lungs both take in oxygen molecules for cells of the body to use and eliminate carbon dioxide molecules from the body.
  2. The lungs take in oxygen molecules for cells of the body to use but do not eliminate carbon dioxide molecules from the body.
  3. The lungs eliminate carbon dioxide molecules from the body but do not take in oxygen molecules for cells of the body to use.
  4. The lungs neither take in oxygen molecules for cells of the body to use nor eliminate carbon dioxide molecules from the body.
Distribution of Responses
Chart showing distrubtion of responses for Item CE030010
Students Responding Correctly
Group Correct Total Percent
Overall 3655 4777 77%
Grades
  6–8 2168 2904 75%
  9–12 1474 1854 80%
Gender
  Male1715230374%
  Female1885239379%
Primary Language
  English3301428777%
  Other27637873%

View data table