Human Circulatory System Diagram Identification
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Questions and Answers

Which chamber of the heart receives deoxygenated blood from the body?

  • Left atrium
  • Left ventricle
  • Right ventricle
  • Right atrium (correct)
  • What is the function of the tricuspid valve?

  • Control the flow of blood from the right atrium to the right ventricle (correct)
  • Direct blood from the right ventricle to the pulmonary artery
  • Prevent backflow of blood into the left atrium
  • Regulate the flow of blood from the left ventricle to the aorta
  • What is the purpose of the pulmonary artery?

  • To carry oxygenated blood to the heart
  • To carry oxygenated blood to the body
  • To carry deoxygenated blood away from the heart
  • To carry deoxygenated blood to the lungs (correct)
  • What happens when the ventricles contract?

    <p>Oxygenated blood is pumped to the body</p> Signup and view all the answers

    Which vessel carries oxygenated blood back to the heart?

    <p>Pulmonary vein</p> Signup and view all the answers

    What causes the closing of the semilunar valves in the heart?

    <p>Contraction of the ventricles</p> Signup and view all the answers

    Which of the following is true about arteries?

    <p>They carry blood towards the heart</p> Signup and view all the answers

    What is the function of arterioles?

    <p>To connect arterioles to venules</p> Signup and view all the answers

    What is the function of venules?

    <p>To prevent backflow of blood</p> Signup and view all the answers

    Which color represents deoxygenated blood in the legend 'COURSE OF CIRCULATION'?

    <p>Blue</p> Signup and view all the answers

    What is the main function of capillaries?

    <p>To allow exchange of oxygen and nutrients</p> Signup and view all the answers

    Which statement is true about veins?

    <p>Blood under no pressure in veins</p> Signup and view all the answers

    What is the largest artery carrying blood from the heart to the body?

    <p>Aorta</p> Signup and view all the answers

    What component of blood prevents backflow of blood and ensures one direction flow?

    <p>Valves</p> Signup and view all the answers

    Which type of blood vessel is about one cell layer thick?

    <p>Capillaries</p> Signup and view all the answers

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