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Quiz on Heart Structure and Function Quiz

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1. Which structure of the heart is responsible for sending deoxygenated blood to the lungs?

2. What is the function of the valves in the heart?

3. What structure separates the left and right sides of the heart?

4. Which part of the heart receives blood from the systemic circulation?

5. Which heart chamber has the thickest walls?

6. Which valve is situated between the left atrium and left ventricle?

7. What are the small muscle masses attached to chordae tendineae in the ventricles of the heart called?

8. What supplies the myocardium with its necessary supply of oxygen and nutrients?

9. What structure in the heart initiates the electrical signals, prompting the heart to contract and pump blood?

10. What is the thick middle layer of the heart wall, composed of cardiac muscle tissue, called?