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Part 2 of Anatomy & Physiology II -- Exam 2 Study Guide -- Heart and Circulation Take this quiz! Extremely rapid muscle contractions…

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Part 2 of Anatomy & Physiology II -- Exam 2 Study Guide -- Heart and Circulation
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Part 2 of Anatomy & Physiology II -- Exam 2 Study Guide -- Heart and Circulation

by: crashdavis

Part 2 of Anatomy & Physiology II -- Exam 2 Study Guide -- Heart and Circulation

  1. 1

    Extremely rapid muscle contractions usually do not occur in normal cardiac muscle cells because:

  2. 2

    Blood vessels that supply the walls of the arteries and veins with blood are:

  3. 3

    The structure of a capillary wall differs from that of a vein or an artery because:

  4. 4

    Large molecules such as peptides and proteins move into and out of the bloodstream by way of:

  5. 5

    The layer of the arteriole that provides the properties of contractility and elasticity is the:

  6. 6

    The blood vessels that collect blood from all tissues and organs regardless of oxygenation level and return it to the heart are:

  7. 7

    The amount of blood forced (stroke volume) out of the heart during systole depends on:

  8. 8

    The cardiac output cannot increase indefinately because:

  9. 9

    Peripheral tissue and vascular resistance:

  10. 10

    What effect would compressing the vena cava where it enters the right atrium have?

  11. 11

    The most important single factor in determining vascular resistance is:

  12. 12

    Which circuit is under the greatest hydrostatic (fluid) pressure?

  13. 13

    The vein that collects most of the venous blood from below the diaphragm is the:

  14. 14

    Blood flow in the capillaries is slow & intermittent because:

  15. 15

    Which is/are true about extrinsic stimulation of the heart?

  16. 16

    Which of the following tissue is responsible for vascoconstriction of blood vessels?

  17. 17

    Two way exchange of substances between blood and body tissue cells occurs mostly through:

  18. 18

    Which statement does not accurately describe veins?

  19. 19

    The chemoreceptors in the carotid and aortic bodies are sensitive to:

  20. 20

    Which type of artery is found closest to the heart?

  21. 21

    The portion of the intrinsic cardiac nodal conduction system flowing through the interventricular spetum is/are the:

  22. 22

    Which of the following could lead to decreased venous return of blood to the heart?

  23. 23

    Blood is normally transported through the venous system and back to the heart by means of:

  24. 24

    Baroreceptors in the carotid sinus and aortic arch:

  25. 25

    Elevated levels of the hormone ANP will produce:

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