Grade 10 Biology: Heart Structure Worksheet
A comprehensive worksheet for Grade 10 Biology students covering the structure and function of the human heart.
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Grade 10 Biology: Heart Structure
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Read each question carefully and provide your best answer. Refer to your notes and textbook if needed.
1. Which chamber of the heart receives deoxygenated blood from the body?
Left Atrium
Right Atrium
Left Ventricle
Right Ventricle
2. Which valve prevents the backflow of blood from the left ventricle to the left atrium?
Tricuspid valve
Pulmonary valve
Aortic valve
Mitral valve
3. The wall separating the right and left sides of the heart is called the .
4. The largest artery in the body, which carries oxygenated blood from the left ventricle to the rest of the body, is the .
5. Describe the function of the pericardium.
6. Explain the difference in wall thickness between the atria and the ventricles.
7. Label the following parts of the human heart cross-section:
A.
B.
C.
D.
E.
F.
8. The pulmonary artery carries oxygenated blood to the lungs.
True
False
9. The bicuspid (mitral) valve is located between the right atrium and the right ventricle.
True
False