Circulatory System Worksheet
A Grade 11 science worksheet covering the structure and function of the human circulatory system, including the heart, blood vessels, and blood components.
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Circulatory System Worksheet
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Read each question carefully and answer to the best of your ability. This worksheet covers key concepts of the human circulatory system.
1. Which of the following is responsible for carrying oxygenated blood away from the heart to the rest of the body?
Pulmonary artery
Vena cava
Aorta
Capillaries
2. The primary function of red blood cells is to:
Fight infections
Transport oxygen
Clot blood
Produce antibodies
3. The heart is divided into four chambers: two upper chambers called and two lower chambers called .
4. The circulation of blood from the heart to the lungs and back to the heart is known as circulation.
5. Briefly explain the function of valves in the heart.
6. Label the four chambers of the heart in the diagram below:
A:
B:
C:
D:
7. Arteries carry deoxygenated blood away from the heart.
True
False