WONDER #519: If Blood Is Red, Why Are Veins Blue?

Question 1 of 3

Which of the following is NOT one of the three types of blood vessels?

1. capillaries
2. lungs
3. veins
4. arteries

Question 2 of 3

These blood vessels are responsible for carrying blood away from the heart to other parts of the body.

1. capillaries
2. lungs
3. veins
4. arteries

Question 3 of 3

These blood vessels are responsible for carrying blood back to the heart from other parts of the body.

1. capillaries
2. lungs
3. veins
4. arteries

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