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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

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

  2. 2

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

  3. 3

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

  4. 4

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

  5. 5

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

  6. 6

    Baroreceptors in the carotid sinus and aortic arch:

  7. 7

    The most important single factor in determining vascular resistance is:

  8. 8

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

  9. 9

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

  10. 10

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

  11. 11

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

  12. 12

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

  13. 13

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

  14. 14

    Which statement does not accurately describe veins?

  15. 15

    Which type of artery is found closest to the heart?

  16. 16

    The cardiac output cannot increase indefinately because:

  17. 17

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

  18. 18

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

  19. 19

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

  20. 20

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

  21. 21

    Elevated levels of the hormone ANP will produce:

  22. 22

    Peripheral tissue and vascular resistance:

  23. 23

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

  24. 24

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

  25. 25

    Blood flow in the capillaries is slow & intermittent because:

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