Medical Quiz

Topics: Transport system in Living Things (Human) Quiz

What does the human circulatory system consist of?

A. lungs and heart

B. heart, blood vessels & blood

C. blood and veins

D. bones, muscles and hair

Select your answer:
     


Preview next quiz:

Which blood vessel is shown in the middle of the image?

A. artery

B. vein

C. capillary

D. pulmonary