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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

    Blood flow in the capillaries is slow & intermittent because:

  2. 2

    Elevated levels of the hormone ANP will produce:

  3. 3

    Baroreceptors in the carotid sinus and aortic arch:

  4. 4

    Which type of artery is found closest to the heart?

  5. 5

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

  6. 6

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

  7. 7

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

  8. 8

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

  9. 9

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

  10. 10

    Which statement does not accurately describe veins?

  11. 11

    Peripheral tissue and vascular resistance:

  12. 12

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

  13. 13

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

  14. 14

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

  15. 15

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

  16. 16

    The cardiac output cannot increase indefinately because:

  17. 17

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

  18. 18

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

  19. 19

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

  20. 20

    The most important single factor in determining vascular resistance is:

  21. 21

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

  22. 22

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

  23. 23

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

  24. 24

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

  25. 25

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

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