Anatomy and Physiology: Cardiovascular System Vena Cavas
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Questions and Answers

Which vein carries blood from the head, neck, arm, and chest to the right atrium?

  • Common iliac vein
  • Inferior vena cava
  • Superior vena cava (correct)
  • Brachiocephalic vein

    • What condition results from constriction/obstruction of the inferior vena cava?

  • Deep vein thrombosis
  • Inferior vena cava syndrome (correct)
  • Superior vena cava syndrome
  • Pulmonary embolism

    • Where is the SA (sinoatrial) node located?

  • Upper wall of the left atrium
  • Right side of the interatrial septum
  • Upper wall of the right atrium (correct)
  • Left side of the interatrial septum

    • What occurs in atrial fibrillation?

    <p>Atria do not contract fully</p> Signup and view all the answers

    Which artery supplies blood to the left ventricle?

    <p>Left main coronary artery</p> Signup and view all the answers

    What is the role of the tricuspid valve?

    <p>Allows blood flow from right atrium to right ventricle</p> Signup and view all the answers

    What is the function of the myocardium in the heart?

    <p>Contracts to pump blood out of chambers</p> Signup and view all the answers

    What is the purpose of endocardium in the heart?

    <p>Provides innermost layer lining and prevents clots</p> Signup and view all the answers

    What happens when the right ventricle contracts?

    <p>It begins pulmonary circuit to oxygenate blood</p> Signup and view all the answers

    What supplies blood to the right atrium?

    <p>Right coronary artery</p> Signup and view all the answers

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