Summer 2011: Anatomy-Chapter 20 (definitions)

39 Questions

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Summer Quizzes & Trivia

A quiz that covers the definitions listed in Chapter 20.


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Questions and Answers
  • 1. 
    The cardiovascular system transports which of the following around the body?
    • A. 

      Waste

    • B. 

      Hormones

    • C. 

      Muscle Commands

    • D. 

      Nutrients

    • E. 

      Gases

  • 2. 
    Pulmonary circulation carries __________ blood away from the heart and to the lungs.
    • A. 

      Oxygenated

    • B. 

      Deoxygenated

  • 3. 
    Systemic circulation carries __________ blood away from the heart to the rest of the body.
    • A. 

      Oxygenated

    • B. 

      Deoxygenated

  • 4. 
    The __________ is the double-layered sac around the heart.
  • 5. 
    The __________ is the outermost layer of the heart.
  • 6. 
    The __________ is the innermost layer of the heart.
  • 7. 
    The __________ is the middle layer of the heart.
  • 8. 
    The __________ vena cava carries deoxygenated blood from below the diaphragm.
    • A. 

      Superior

    • B. 

      Inferior

  • 9. 
    The __________ vena cava carries deoxygenated blood from above the diaphragm.
    • A. 

      Superior

    • B. 

      Inferior

  • 10. 
    Which of the following are atrioventricular valves?
    • A. 

      Pulmonary

    • B. 

      Tricuspid

    • C. 

      Mitral

    • D. 

      Aortic

  • 11. 
    An electrokardiogram (EKG) records __________ activity of cardiac muscle.
  • 12. 
    Arrhythmia is a condition where electrical activity is __________.
  • 13. 
    Tachycardia is when heart rate is above __________ beats per minute (bpm). (Choose the lowest correct answer)
    • A. 

      80

    • B. 

      90

    • C. 

      100

    • D. 

      120

  • 14. 
    __________ is when heart rate is below 60 bpm.
  • 15. 
    In a first degree heart block, conduction of action potential slows, which results in a prolonged __________.
  • 16. 
    In a second degree heart block, conduction of action potential slows, resulting in the same effect as a first degree heart block as well as a loss of __________.
  • 17. 
    In a third degree heart block, conduction of action potential is __________.
  • 18. 
    Which of the following result from a third degree heart block?
    • A. 

      Very slow heart rate

    • B. 

      A weak heart

    • C. 

      Arrhythmia

    • D. 

      Inadequate circulation

  • 19. 
    Turbulent blood flow can be indicated by a __________.
  • 20. 
    __________ is the narrowing of valves which creates resistance to flow; in this case, the heart murmur is heard just before the heart sounds.
  • 21. 
    __________ is the improper closing of valves; in this case, the heart murmur is heard during and after the heart sound.
  • 22. 
    Mitral valve __________ is the most common heart murmur.
  • 23. 
    A __________ defect is called a "hole in the heart" and causes turbulent blood flow.
  • 24. 
    The __________ cycle is the events that make up one heart beat.
  • 25. 
    The __________ is the time when the heart is contracting.
  • 26. 
    The __________ is the time when the heart is relaxing.
  • 27. 
    The __________ is the amount of blood ejected after ventricles contract.
  • 28. 
    End-diastolic volume is the amount of blood left in the arteries at the end of a diastole.
    • A. 

      True

    • B. 

      False

  • 29. 
    __________ is the volume of blood pumped by the left or right ventricle in a minute.
  • 30. 
    Cardiac output = stroke volume ___ heart rate
    • A. 

      *

    • B. 

      +

    • C. 

      /

    • D. 

      -

  • 31. 
    __________ regulation is when the heart regulates itself.
  • 32. 
    __________ is the same as end-diastolic volume.
  • 33. 
    Starling's Law of the heart states that preload and contractility are __________ proportional.
    • A. 

      Inversely

    • B. 

      Directly

  • 34. 
    Afterload is the __________ the ventricle is exposed to when pumping blood.
  • 35. 
    Extrinsic regulation of the heart is accomplished by the __________.
  • 36. 
    __________ is the measure of the force that blood exerts against blood vessel walls.
  • 37. 
    A sphygmomanometer measures __________ blood pressue.
  • 38. 
    The __________ sound is the thumping that signifies systolic pressure.
  • 39. 
    Total peripheral resistance (TPR) is the __________ force to blood flow.