Human Heart Anatomy and Physiology Quiz
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Questions and Answers

Where does the right atrium receive deoxygenated blood from?

  • Aorta into the systemic circulation
  • Body through the superior and inferior vena cava (correct)
  • Lungs through the pulmonary artery
  • Left ventricle through the mitral valve
  • Which chamber has thicker walls than the right ventricle to pump blood through high pressure systemic circulation?

  • Right Ventricle
  • Left Atrium
  • Left Ventricle (correct)
  • Right Atrium
  • What is the function of the septum in the heart?

  • Pumps blood through pulmonary circulation
  • Receives oxygenated blood from the lungs
  • Forces blood into ventricles during atrial systole
  • Prevents mixing of oxygenated and deoxygenated blood (correct)
  • During which phase of the cardiac cycle do the atria contract, forcing blood into ventricles?

    <p>Atrial Systole</p> Signup and view all the answers

    Through which valve does blood flow from the left atrium into the left ventricle?

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

    What characterizes the Late Ventricular Diastole phase?

    <p>Ventricles passively fill just before the next beat</p> Signup and view all the answers

    Which circulation transports oxygen and nutrients to body tissues and organs?

    <p>Systemic circulation</p> Signup and view all the answers

    What is the primary consequence of heart failure?

    <p>Heart too weak to pump enough blood; tissues may get insufficient oxygen</p> Signup and view all the answers

    What defines an arrhythmia?

    <p>Abnormal electrical signals causing uneven heartbeats</p> Signup and view all the answers

    What is the result of a heart attack?

    <p>Coronary artery blockage preventing oxygen delivery to heart muscle</p> Signup and view all the answers

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