5 Questions
Which blood vessels carry impure/deoxygenated blood?
Veins
What is the function of capillaries in the circulatory system?
To transport gases
Which side of the body carries oxygenated blood?
Left-hand side
What color represents impure blood in the circulatory system?
Blue
What ensures that blood always flows towards the heart in the circulatory system?
Valves
Test your knowledge of the circulatory system and its vital components with this quiz. Explore the functions of blood, arteries, veins, capillaries, and the heart in transporting nutrients and oxygen throughout the body.
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