Blood Vessels (Circulatory System)

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Blood Vessels Quizzes & Trivia

Blood vessels are part of the circulatory system and transmit blood throughout the body. These vessels are classified into three. Arteries for example carry blood away from the heart, capillaries enable exchange of water and chemicals between blood and tissues and veins carry blood back to the heart. The quest on Blood Vessels (circulatory System) is perfect to test yourself. Try it!


Questions and Answers
  • 1. 
    Which artery wall is responsible for vasoconstriction?
    • A. 

      Tunica albuginea

    • B. 

      Tunica externa

    • C. 

      Tunica fascia

    • D. 

      Tunica interna

    • E. 

      Tunica media

  • 2. 
    This layer of the artery is composed mainly of elastic and collagen fibers.
    • A. 

      Tunica media

    • B. 

      Tunica albuginea

    • C. 

      Tunica fascia

    • D. 

      Tunica interna

    • E. 

      Tunica externa

  • 3. 
    When an artery or arteriole is damaged, its smooth muscle contracts producing
    • A. 

      A vascular spasm

    • B. 

      Constriction of the outer four layers

    • C. 

      A branch off the artery called an arteriole

    • D. 

      A tear in the artery

    • E. 

      Tetanus

  • 4. 
    Elastic arteries function as a
    • A. 

      Vasodilator

    • B. 

      Pressure reservoir

    • C. 

      Vasoconstrictors only

    • D. 

      Barrier to microcirculation

    • E. 

      Conduit to the tissues of the trunk only

  • 5. 
    These vessels make up the largest blood reservoir.
    • A. 

      Aorta and veins

    • B. 

      Arteries and arterioles

    • C. 

      Arterioles and capillaries

    • D. 

      Venules and capillaries

    • E. 

      Veins and venules

  • 6. 
    This vessel plays a key role in regulating blood flow into capillaries.
    • A. 

      Arterioles

    • B. 

      Venules

    • C. 

      Veins

    • D. 

      Aorta

    • E. 

      Arteries

  • 7. 
    Capillaries are also known as
    • A. 

      Vasodilators

    • B. 

      Vasoconstrictors

    • C. 

      Pressure reservoirs

    • D. 

      Distributing vessels

    • E. 

      Exchange vessels

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