Veins and the Circulatory System
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Questions and Answers

Which type of blood do most veins carry back to the heart?

  • Oxygenated blood
  • Deoxygenated blood (correct)
  • Both oxygenated and deoxygenated blood
  • None of the above

    • What is the main function of veins in the circulatory system?

  • Carry blood towards the heart (correct)
  • Carry oxygenated blood to the heart
  • Carry blood away from the heart
  • Carry deoxygenated blood to the tissues

    • What are the three sizes of veins?

  • Microscopic, small, and medium
  • Small, medium, and large
  • Large, medium, and microscopic (correct)
  • Microscopic, medium, and large

    • Which type of blood do pulmonary veins carry to the heart?

    <p>Oxygenated blood</p> Signup and view all the answers

    Why are veins often closer to the skin than arteries?

    <p>Veins have wider lumens</p> Signup and view all the answers

    Which color is typically used to represent veins in anatomy atlases?

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

    What do veins, arteries, and nerves collectively define?

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

    What is the main function of veins in the circulatory system?

    <p>Transport waste products away from the cells</p> Signup and view all the answers

    Where does the blood supply for the head and neck come from?

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

    What is the purpose of the intricate network of vessels and nerves in the body?

    <p>To conduct blood and nerve impulses</p> Signup and view all the answers

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