Item BF089002: Both oxygen molecules and carbon dioxide molecules move between the lungs and the blood through the walls of capillaries.

How does the functioning of the lungs affect the amount of oxygen and carbon dioxide in the blood?

  1. The lungs help increase the amount of oxygen and the amount of carbon dioxide in
    the blood.
  2. The lungs help increase the amount of oxygen and reduce the amount of carbon dioxide in the blood.
  3. The lungs help increase the amount of carbon dioxide and reduce the amount of oxygen in the blood.
  4. The lungs help reduce the amount of carbon dioxide and the amount of oxygen in
    the blood.
Distribution of Responses
Distribution of Responses
Chart showing distrubtion of responses for Item BF089002
Students Responding Correctly
Group Correct Total Percent
Overall 1755 3016 58%
Grades
  6–8 1012 1857 54%
  9–12 737 1144 64%
Gender
  Male810144656%
  Female918151461%
Primary Language
  English1626272860%
  Other9821845%

View data table