Heart Anatomy and Function Quiz
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Questions and Answers

Which of the following is NOT a layer of the heart wall?

  • Myocardium
  • Epicardium
  • Pericardium (correct)
  • Endocardium

    • What is the function of the endocardium?

  • It is a reddish, shiny membrane that is continuous with the parietal pericardium.
  • It provides a smooth surface for blood flow.
  • It helps in the contraction of the heart muscles.
  • It covers the inside cavity of the heart and is associated with blood and muscles. (correct)

    • Which layer of the heart wall is considered the inner layer?

  • Endothelium (correct)
  • Myocardium
  • Epicardium
  • Pericardium

    • What is the function of the epicardium?

    <p>It is a reddish, shiny membrane that is continuous with the parietal pericardium.</p> Signup and view all the answers

    Which layer of the heart wall is responsible for the contraction of the heart muscles?

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

    What is the function of the pericardium?

    <p>It is a membrane that surrounds the heart.</p> Signup and view all the answers

    What is the function of heart valves?

    <p>Prevent back-flow of blood and maintain a pressure gradient</p> Signup and view all the answers

    How many cups does the Tricuspid Valve consist of?

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

    Which valve directs the flow of blood from the left atrium to the left ventricle?

    <p>Mitral Valve</p> Signup and view all the answers

    What is the main function of Semilunar Valves?

    <p>Prevent blood in arteries from flowing back into ventricles</p> Signup and view all the answers

    What is the function of the interventricular septum?

    <p>To divide the lower part of the heart</p> Signup and view all the answers

    Where do the Corona Veins collect deoxygenated blood from?

    <p>Coronary Sinus</p> Signup and view all the answers

    Which valve allows freshly oxygenated blood to enter the aorta from the ventricle?

    <p>Aortic Valve</p> Signup and view all the answers

    Which chamber of the heart has a thicker wall?

    <p>Left ventricle</p> Signup and view all the answers

    What is the function of the atrioventricular openings?

    <p>To allow blood flow from the atria to the ventricles</p> Signup and view all the answers

    What is the purpose of the opening of the aorta?

    <p>To bring blood from the left ventricle to all parts of the body</p> Signup and view all the answers

    What is the function of the pulmonary veins?

    <p>To carry oxygenated blood from the lungs to the heart</p> Signup and view all the answers

    What is the function of the coronary arteries?

    <p>To supply blood to the heart muscle</p> Signup and view all the answers

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