Chapter 21 - The Cardiovascular System: Blood Vessels And Dynamics

38 Questions | Total Attempts: 189

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Blood Vessels Quizzes & Trivia

End of chapter Self-quiz questions


Questions and Answers
  • 1. 
    The ______ reflex helps maintain normal blood pressure in the brain; the ________ reflex governs general systemic blood pressure.
    • A. 

      Aortic; carotid sinus

    • B. 

      Pulse; flow

    • C. 

      Carotid sinus; aortic

    • D. 

      Flow; pulse

  • 2. 
    In addition to the pressure created by contraction of the left ventricle, venous return is aided by the _____ and the _____, both of which depend on the presence of valves in the veins.
    • A. 

      Skeletal pump; respiratory pump

    • B. 

      Sodium pump; potassium pump

    • C. 

      Bicuspid valve; tricuspid valve

    • D. 

      Carotid reflex; respiratory reflex

  • 3. 
    Baroreceptors and chemoreceptors are located in the aorta and carotid arteries.
    • A. 

      True

    • B. 

      False

  • 4. 
    The most important method of capillary exchange is simple diffusion.
    • A. 

      True

    • B. 

      False

  • 5. 
    Which of the following are not true?  (1) Muscular arteries are also known as conducting arteries.  (2) Capillaries play a key role in regulating resistance.  (3) The flow of blood through true capillaries is controlled by precapillary sphincters.  (4) The lumen of an artery is larger than in a comparable vein.  (5) Elastic arteries help propel blood.  (6) The tunica media of arteries is thicker than the tunica media of veins.
    • A. 

      2, 3, 6

    • B. 

      1, 2, 4

    • C. 

      1, 2, 4, 6

    • D. 

      3, 4, 5

    • E. 

      1, 2, 3, 4

  • 6. 
    Which of the following are true?  (1) Large, lipid-insoluble molecules cross capillary walls by transcytosis.  (2) The blood hydrostatic pressure promotes reabsorption of fluid into the capillaries.  (3) If the pressures that promote filtration are greater than the pressures that promote reabsorption, fluid will move out of a capillary and into interstitial spaces.  (4) A negative net filtration pressure results reabsorption of fluid from interstitial spaces into a capillary.  (5) The difference in osmotic pressure across a capillary wall is due primarily to red blood cells.
    • A. 

      1, 3, 4

    • B. 

      1, 2, 3, 4, 5

    • C. 

      1, 2, 3, 4

    • D. 

      3, 4

    • E. 

      2, 4, 5

  • 7. 
    Which of the following wound not increase vascular resistance?  (1) vasodilation; (2) polycythemia; (3) obesity; (4) dehydration; (5) anemia
    • A. 

      1, 2

    • B. 

      1, 3, 4

    • C. 

      1, 5

    • D. 

      1, 4, 5

    • E. 

      1 only

  • 8. 
    Capillary exchange is enhanced by:  (1) the slow rate of flow through the capillaries; (2) a small cross-sectional area; (3) the thinness of capillary walls; (4) the respiratory pump; (5) extensive branching, which increases the surface area.
    • A. 

      1, 2, 3, 4, 5

    • B. 

      1, 2, 3, 5

    • C. 

      1, 3

    • D. 

      3, 5

    • E. 

      1, 3, 5

  • 9. 
    Systemic vascular resistance depends on which of the following factors?  (1) blood viscosity; (2) total blood vessel length; (3) size of the lumen; (4) type of blood vessel; (5) oxygen concentration of the blood
    • A. 

      1, 2, 3

    • B. 

      2, 3, 4

    • C. 

      3, 4, 5

    • D. 

      1, 3, 5

    • E. 

      2, 4, 5

  • 10. 
    Which of the following help regulate blood pressure and help control regional blood flow?  (1) baroreceptor and chemoreceptor reflexes; (2) hormones; (3) autoregulation; (4) H+ concentration of blood; (5) oxygen concentration of the blood.
    • A. 

      1, 2, 4

    • B. 

      2, 4, 5

    • C. 

      1, 4, 5

    • D. 

      1, 2, 3, 4, 5

    • E. 

      3, 4, 5

  • 11. 
    Supplies blood to the stomach, liver and pancreas. Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 12. 
    Supply blood to the brain.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 13. 
    Drain blood from the head.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 14. 
    Detours venous blood from the gastrointestinal organs and spleen through the liver before it returns to the heart.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 15. 
    Drains most of the thorax and abdominal wall; can serve as a bypass for the inferior vena cava.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 16. 
    A part of the venous circulation of the leg; a vessel used in heart bypass surgery.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 17. 
    Carry deoxygenated blood from the right ventricle to the lungs.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 18. 
    Supplies blood to the kidney.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 19. 
    Drains blood from the small intestine, portions of the large intestine, stomach and pancreas.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 20. 
    Main blood supply to arm; commonly used to measure blood pressure.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 21. 
    Supply blood to the free lower limbs.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 22. 
    Drain oxygenated blood from the lungs and send it to the left atrium.  Enter choice 1-13 without parenthesis or spaces: (1) superior mesentric vein; (2) inferior mesentric artery; (3) pulmonary veins; (4) brachial artery; (5) hepatic portal; (6) carotid arteries; (7) jugular veins; (8) celiac trunk; (9) common iliac arteries; (10) azygos veins; (11) renal artery; (12) great saphenous vein; (13) pulmonary arteries
  • 23. 
    A traveling pressure wave created by the alternate expansion and recoil of elastic arteries after each systole of the left ventricle.  Enter choice 1-6 without parenthesis or spaces:  (1) shock; (2) pulse; (3) tachycardia; (4) bradycardia; (5) systolic blood pressure; (6) diastolic blood pressure. 
  • 24. 
    The lowest blood pressure in arteries during ventricular relaxation.  Enter choice 1-6 without parenthesis or spaces:  (1) shock; (2) pulse; (3) tachycardia; (4) bradycardia; (5) systolic blood pressure; (6) diastolic blood pressure. 
  • 25. 
    A slow resting heart rate or pulse rate.  Enter choice 1-6 without parenthesis or spaces:  (1) shock; (2) pulse; (3) tachycardia; (4) bradycardia; (5) systolic blood pressure; (6) diastolic blood pressure. 
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