Cardiovascular System Quiz
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Questions and Answers

Which condition describes the inability of the heart to pump blood effectively?

  • Hypertension
  • Ischemia
  • Embolism
  • Heart failure (correct)
  • What is the term for the deficiency of blood supply to a tissue or organ?

  • Ischemia (correct)
  • Aneurysm
  • Embolism
  • Angina
  • What does an aneurysm refer to?

  • A tumor in the heart
  • Localized abnormal dilation of a blood vessel (correct)
  • A rapid heart rate
  • An obstruction in blood flow
  • Which term is used to describe death of cardiac muscle due to lack of blood supply?

    <p>Myocardial infarction</p> Signup and view all the answers

    What type of vessel carries blood away from the heart?

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

    What is the contraction phase of the heartbeat officially called?

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

    Which term describes the buildup of fatty deposits in the arteries?

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

    What term is used to define a fast heart rate of more than 100 bpm?

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

    Which of the following refers to a condition that blocks blood vessels?

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

    What is the term for a slow heart rate of fewer than 60 bpm?

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

    What is the primary function of the cardiovascular system?

    <p>To circulate blood, delivering oxygen and nutrients</p> Signup and view all the answers

    Which blood vessels return oxygen-poor blood to the heart?

    <p>Superior and inferior vena cavae</p> Signup and view all the answers

    Atherosclerosis is primarily characterized by which of the following?

    <p>Fatty deposits in vessel linings</p> Signup and view all the answers

    The left ventricle is responsible for pumping blood to which area?

    <p>Body tissues through the aorta</p> Signup and view all the answers

    Which of the following anatomical structures receives oxygen-rich blood?

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

    Which component plays a role in immune responses through transportation?

    <p>White blood cells</p> Signup and view all the answers

    What term describes the force exerted by circulating blood on the walls of blood vessels?

    <p>Blood pressure</p> Signup and view all the answers

    Which heart chamber pumps blood to the lungs?

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

    During which phase of the cardiac cycle does the heart relax and fill with blood?

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

    What structure connects arteries and veins?

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

    What is the primary function of arteries in the vascular system?

    <p>To carry blood away from the heart</p> Signup and view all the answers

    Which term refers to the smallest blood vessels where exchanges take place?

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

    What does the sinoatrial (SA) node primarily function as?

    <p>The primary pacemaker of the heart</p> Signup and view all the answers

    Arrhythmia refers to what kind of heart condition?

    <p>An irregular heartbeat pattern</p> Signup and view all the answers

    What characterizes a myocardial infarction (MI)?

    <p>Localized necrosis of cardiac muscle</p> Signup and view all the answers

    Which cardiovascular condition is characterized by a dilation of a blood vessel due to weakness in the vessel wall?

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

    Which of the following describes hypertension?

    <p>Higher-than-normal blood pressure without a known cause</p> Signup and view all the answers

    Which of the following best describes atherosclerosis?

    <p>Development of fatty patches leading to artery narrowing</p> Signup and view all the answers

    What does the term 'dyspnea' refer to in cardiovascular terms?

    <p>Difficulty or labored breathing</p> Signup and view all the answers

    What diagnostic tool is used to visualize internal cardiac structures using ultrasound?

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

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