Human Anatomy: Pump Systems, Location, and Structure
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Questions and Answers

Where does the right atrium receive deoxygenated blood from?

  • Superior and inferior vena cavae (correct)
  • Pulmonary veins
  • Left atrium
  • Aorta
  • What is the function of the pericardial fluid?

  • Reduction of friction as the heart beats (correct)
  • Oxygenation of blood
  • Distribution of blood to the body
  • Pumping blood to the lungs
  • Which chamber is the thickest and most muscular?

  • Left atrium
  • Right ventricle
  • Left ventricle (correct)
  • Right atrium
  • Where does the left ventricle pump oxygenated blood into?

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

    What is the location of the apex of the heart?

    <p>Inferiorly toward left hip</p> Signup and view all the answers

    What is the role of the systemic pump system?

    <p>Pumping oxygenated blood from the lungs to the body</p> Signup and view all the answers

    What is the function of atria in the heart?

    <p>Receive deoxygenated blood and pump it to ventricles</p> Signup and view all the answers

    Where does the right ventricle pump deoxygenated blood into?

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

    What is located at the posterior surface of the heart?

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

    Which valves prevent backflow into atria when the ventricles contract?

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

    What is the function of Chordae tendinae in the heart?

    <p>Anchor AV valves to papillary muscles</p> Signup and view all the answers

    Which layer of the heart is composed of cardiac muscle tissue?

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

    What is the function of Serous Pericardium's parietal layer?

    <p>To produce a lubricant reducing friction</p> Signup and view all the answers

    Why is the Epicardium also known as the Visceral layer?

    <p>It protects the outer surface of the heart</p> Signup and view all the answers

    Which valve ensures that blood flows from the left ventricle into the aorta to prevent backflow?

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

    What is the function of the Papillary muscles during ventricular systole?

    <p>To prevent AV valves from going into the aorta</p> Signup and view all the answers

    Which layer of the heart consists of endothelial cells and covers heart valves?

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

    What does the Fibrous Pericardium do to protect the heart?

    <p>Prevents overfilling of the heart with blood</p> Signup and view all the answers

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