Bitesize has changed! We're updating subjects as fast as we can. Visit our new site to find Bitesize guides and clips - and tell us what you think!

Science

Living and growing

Blood circulation - Test

1.

Which part of the blood carries glucose to the muscles?

2.

Which part of the blood carries carbon dioxide to the lungs?

3.

Which part of the blood destroys pathogens?

4.

Which type of blood vessel produces a 'pulse'?

5.

Which type of blood vessel contains valves?

6.

Which type of blood vessel allows oxygen to reach the red blood cells?

7.

Which valve prevents blood flowing back into the right atrium?

8.

Which valve prevents blood flowing back into the left ventricle?

9.

Which of these three produces the highest pressure in the blood?

10.

Which fault may cause an irregular heart beat?