Cardiovascular System

70 Questions | Total Attempts: 507

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Cardiovascular System


Questions and Answers
  • 1. 
    The circulatory system is divided into?
    • A. 

      2 systems

    • B. 

      1 systems

    • C. 

      3 systems

    • D. 

      4 systems

  • 2. 
    The circulatory system is a open system?
    • A. 

      True

    • B. 

      False

  • 3. 
    The circulatory system is closely linked with the? 
    • A. 

      Respiratory system

    • B. 

      Digestive system

    • C. 

      Nervous system

    • D. 

      Skeletal system

    • E. 

      Urinary system

    • F. 

      Endocrine system

    • G. 

      Reproductive system

  • 4. 
    The circulatory system is made up of?
    • A. 

      The heart

    • B. 

      Blood vessels

    • C. 

      Blood

    • D. 

      Arterioles

    • E. 

      Capillaries

    • F. 

      Veins

    • G. 

      Venules

  • 5. 
    In adults the heart is the size of the owner's open hand?
    • A. 

      True

    • B. 

      False

  • 6. 
    The walls of the heart are composed of three layers. Which one is the inner layer?
    • A. 

      Endocardium

    • B. 

      Myocardium

    • C. 

      Pericardium

  • 7. 
    The walls of the heart are composed of three layers. Which one is the middle layer?
    • A. 

      Myocardium

    • B. 

      Endocardium

    • C. 

      Pericardium

  • 8. 
    The walls of the heart are composed of three layers. Which one is the outer layer?
    • A. 

      Myocardium

    • B. 

      Endocardium

    • C. 

      Pericardium

  • 9. 
    The walls of the heart are composed of three layers. Which one is the outer layer?
    • A. 

      Myocardium

    • B. 

      Endocardium

    • C. 

      Pericardium

  • 10. 
    The myocardium is at its thickest around the?
    • A. 

      Left ventricle

    • B. 

      Right ventricle

    • C. 

      Left atrium

    • D. 

      Right atrium

  • 11. 
    The heart has how many chambers?
    • A. 

      4

    • B. 

      1

    • C. 

      2

    • D. 

      3

  • 12. 
    The two chambers at the top of the heart are called?
    • A. 

      Atria

    • B. 

      Ventricles

  • 13. 
    The left and right side of the heart are divided by a partition called the septum?
    • A. 

      True

    • B. 

      False

  • 14. 
    The atria and ventricles are separated by the?
    • A. 

      Atrioventricular valve

    • B. 

      Tricuspid valve

    • C. 

      Mitral valve

  • 15. 
    The right atrioventricular valve is called?
    • A. 

      Tricuspid valve

    • B. 

      Mitral valve

  • 16. 
    The left atrioventricular valve is called?
    • A. 

      Mitral valve

    • B. 

      Tricuspid valve

  • 17. 
    The natural pace maker of the heart is the?
    • A. 

      SA node

    • B. 

      AV node

  • 18. 
    The signal from the AV node first travels down?
    • A. 

      Bundle of his

    • B. 

      Left bundle

    • C. 

      Right bundle

    • D. 

      Bundle of her

    • E. 

      Purkinje fibres

  • 19. 
    There are 5 types of blood vessels which ones are they?
    • A. 

      Arteries

    • B. 

      Arterioles

    • C. 

      Capillaries

    • D. 

      Venules

    • E. 

      Veins

    • F. 

      Heart

    • G. 

      Blood

  • 20. 
    Which one carry blood away from the heart.
    • A. 

      Arteries

    • B. 

      Veins

  • 21. 
    Which one carries blood to the heart?
    • A. 

      Veins

    • B. 

      Arteries

  • 22. 
    Tachycardia is a heart rate over (?) per minute.
    • A. 

      100

    • B. 

      90

    • C. 

      80

    • D. 

      70

    • E. 

      60

    • F. 

      110

    • G. 

      150

  • 23. 
    Bradycardia is a heart rate less than?
    • A. 

      60 per minute

    • B. 

      70 per minute

    • C. 

      80 per minute

    • D. 

      90 per minute

    • E. 

      100 per minute

  • 24. 
    The coronary arteries returns de-oxygenated blood back to the?
    • A. 

      Right atrium

    • B. 

      Left atrium

  • 25. 
    Which one of the following allows the interchange of gases and transfer of nutrients products?
    • A. 

      Capillaries

    • B. 

      Arteries

    • C. 

      Veins

    • D. 

      Arterioles

    • E. 

      Venules