Chapter 15 Test

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Author:
DesLee26
ID:
145349
Filename:
Chapter 15 Test
Updated:
2012-04-02 20:21:19
Tags:
Anatomy Physiology
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Description:
Seniors
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  1. How many beats does the heart do?
    60-100 bpm
  2. Where is the location?
    mediastinum; tilted to the left in the thoracic cavity
  3. What is the tip of the heart called?
    apex
  4. Valves do what?
    keep blood moving in one direction
  5. what is another name for the bicuspid valve?
    mitral
  6. what is the coronary sinus? what does it do?
    • Vein in back of the heart
    • drains into right atrium
  7. contraction alternates between __ and __.
    atria and ventricles
  8. what is systole?
    contraction
  9. What is diastole?
    relaxation
  10. What is the conduction pathway?
    SA node (pacemaker) --> AV node --> AV bundle --> Left and Right Bundle Branches--> Purkinje fibers

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