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The Heart

The Heart . Vertebrate Heart Structure. Vena cava Right atrium Right ventricle Pulmonary artery Pulmonary vein Left atrium Left ventricle Aorta. Normal hearts LV LV and AO RV. Control of the Heart. Myogenic Beat Sinoatrial node

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The Heart

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  1. The Heart

  2. Vertebrate Heart Structure • Vena cava • Right atrium • Right ventricle • Pulmonary artery • Pulmonary vein • Left atrium • Left ventricle • Aorta

  3. Normal hearts LV LV and AO RV

  4. Control of the Heart Myogenic Beat • Sinoatrial node • Impulse spreads through atria to AV node • Both atria contract • AV node • AV node fires impulse • Ventricles contract

  5. Electrocardiogram • P wave • QRS wave • T wave

  6. Blood Pressure • What is it? • Systolic • Diastolic

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