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8 Cards in this Set
- Front
- Back
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The chamber of the heart with the thickest myocardium.
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Left ventricle, because it is responsible for systemic circulation.
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The phase of heart contraction
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systole
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The phrase of heart relaxation
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diastole
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What the lubb/dupp sound represents with regard to valves?
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Lubb- closure of the tricuspid & mitral valves
Dupp- closure of the aortic & pulmonary valves |
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Define the Frank-Starling law of the heart.
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the more the ventricle is filled with blood during diastole, the greater the volume of ejected blood will be during the resulting systolic contraction
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Name the correct route of blood through the heart from systemic circulation to pulmonary circulation and back.
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1. Superior or Inferior vena cava
2. Right atrium 3. Tricuspid valve 4. Right Ventricle 5. Pulmonary valve 6. Pulmonary trunk 7. Lungs 8. Pulmonary veins 9. Left atrium 10. Bicuspid valve 11. Left ventricle 12. Aortic valve 13. Aorta 14 System |
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Name the correct pathway for conduction of an action potential through the heart.
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SA node ---> atria ----> AV node -----> AV bundle ---> right & left bundle branches
------> Purkinje fibers -----> ventricles |
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What is the external boundry between the atria and ventricles?
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posterior interventricular suculus
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