Grade 12 Anatomy Labeling: The Human Heart
A Grade 12 science worksheet focusing on the external and internal anatomy of the human heart, including labeling and short answer questions.
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Grade 12 Anatomy Labeling: The Human Heart
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Carefully examine the diagrams of the human heart below. Label the indicated structures and answer the questions that follow.
Part 1: External Anatomy of the Human Heart
Label the following structures on the diagram above:
1. Superior Vena Cava:
2. Aorta:
3. Pulmonary Artery:
4. Right Atrium:
5. Left Atrium:
6. Right Ventricle:
7. Left Ventricle:
8. Inferior Vena Cava:
Part 2: Internal Anatomy of the Human Heart
Label the following structures on the diagram above:
9. Aortic Valve:
10. Mitral (Bicuspid) Valve:
11. Tricuspid Valve:
12. Pulmonary Valve:
13. Interventricular Septum:
14. Chordae Tendineae:
15. Papillary Muscle:
Part 3: Short Answer Questions
16. Describe the path of deoxygenated blood through the heart, starting from the vena cava.
17. What is the primary function of the valves in the heart?
18. Explain the difference between an artery and a vein in terms of blood flow direction relative to the heart.
Part 4: True or False
19. The left side of the heart pumps oxygenated blood to the body.
True
False
20. The pulmonary artery carries oxygenated blood from the heart to the lungs.
True
False