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6. Which blood vessels supply the heart muscle with blood?

  • Arteries
  • Coronary Arteries
  • Veins

7. Which side of the heart has the thickest and strongest muscular wall?

  • Left
  • Right

8. What are the valves called between the atria and the ventricles?

  • Atrioventricular valves
  • Semi lunar valves

9. Which chamber of the heart is the thickest and strongest wall?

  • Left Atrium
  • Right Ventricle
  • Left Ventricle
  • Right Atrium

10. Which vessel transports blood from the right side of the heart to the lungs for oxygenation?

  • Pulmonary Artery
  • Pulmonary Vein
  • Vena Cava

11. Which vessel has a thicker muscular wall?

  • Artery
  • Vein

12. What are the valves called between the ventricles and the arteries?

  • Semi lunar valves
  • Atrioventricular valves

13. Which vessel has a narrow lumen?

  • Artery
  • Vein

14. The blood circulating in large open spaces describes what type of circulatory system?

  • Open circulatory System
  • Double circulatory system
  • Closed circulatory system
  • Single circulatory system

15. Which vessel has valves?

  • Vein
  • Artery

16. Which vessel takes blood from the left side of the heart to the body?

  • Aorta
  • Vena Cava
  • Pulmonary Vein

17. In which stage of the cardiac cycle does the ventricle contract?

  • Atrial Systole
  • Ventricular Systole
  • Diastole

18. The blood passing through the heart once for every complete circuit of the body describes what type of circulation?

  • Open
  • Double
  • Single
  • Closed