Cardiovascular System Overview
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Questions and Answers

What is the function of capillaries in the cardiovascular system?

  • Preventing backflow of blood
  • Transporting deoxygenated blood to the lungs
  • Bringing blood away from the heart
  • Allowing the diffusion of oxygen and nutrients to body tissues (correct)
  • Which part of the heart is responsible for preventing backflow of blood?

  • Epicardium
  • Capillaries
  • Endocardium (correct)
  • Myocardium
  • What distinguishes veins from arteries in the cardiovascular system?

  • Bringing blood away from the heart
  • Thicker walls than arteries
  • Presence of valves preventing backflow (correct)
  • Large, thick-walled vessels
  • In which type of circulation does blood transport deoxygenated blood to the lungs and back to the heart?

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

    What causes blood pressure in the cardiovascular system?

    <p>Systolic and diastolic pressure waves</p> Signup and view all the answers

    What is the correct order of blood flow through the heart starting from the superior vena cava?

    <p>Superior vena cava - right atrium - tricuspid valve - right ventricle</p> Signup and view all the answers

    Which condition is characterized by a weakness in the wall of an artery resulting in a localized widening?

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

    Where can diastolic pressure be measured using a sphygmomanometer and a stethoscope?

    <p>Brachial artery</p> Signup and view all the answers

    Which disorder is caused by the formation of yellowish plaques of cholesterol on the inner walls of arteries?

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

    What does a Patent Ductus Arteriosus (PDA) refer to?

    <p>Congenital heart anomaly where fetal connection between arteries fail to close at birth</p> Signup and view all the answers

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