Cardiovascular System

Card Set Information

Author:
DesLee26
ID:
144467
Filename:
Cardiovascular System
Updated:
2012-03-28 19:52:16
Tags:
Anatomy Physiology
Folders:

Description:
Seniors
Show Answers:

Home > Flashcards > Print Preview

The flashcards below were created by user DesLee26 on FreezingBlue Flashcards. What would you like to do?


  1. The period during which a heart chamber is contracting is called __.
    systole
  2. The period during which a heart chamber is relaxing is called __.
    diastole
  3. During ventricular contraction, the AV valves remain __.
    closed
  4. During ventricular relaxation, the AV valves remain __.
    open
  5. Heart sounds are due to __ in the heart tissues created by changes in blood flow.
    vibrations
  6. The first sound of the cardiac cycle occurs when the __ valves are closing.
    AV
  7. The second sound of the cardiac cycle occurs when the __ valves are closing.
    semilunar
  8. The fibers of the cardiac conduction system are specialized __ tissue.
    cardiac muscle
  9. Normally, the __ node serves as the pacemaker of the heart.
    SA
  10. The __ node is lcoated in the inferior portion of the interatrial septum.
    AV
  11. The large fibers on the distal side of the AV node make up hte __.
    AV bundle
  12. The fibers that carry cardiac impulses from the interventricular septum into the myocardium are called __
    Purkinje fibers
  13. An electrocardiogram is a recording of electrical changes occurring in the myocardium during the __.
    cardiac cycle
  14. Between cardiac cycles, cardiac muscle fibers remain __ with no detectable electrical changes.
    relaxed

What would you like to do?

Home > Flashcards > Print Preview