THE HEART

Beschreibung

GCSE Biology (The Heart) Mindmap am THE HEART, erstellt von 9arush am 07/08/2013.
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Mindmap von 9arush, aktualisiert more than 1 year ago
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Erstellt von 9arush vor mehr als 11 Jahre
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Zusammenfassung der Ressource

THE HEART
  1. Coronary Artery
    1. The coronary artery supplies the heart with oxygen & nutrients
      1. CHD
        1. when fatty deposits in the artery make the lumen smaller
      2. The heart beat
        1. when the heart muscle contracts it is in SYSTOLE
          1. When the heart muscle relaxes it is in DIASTOLE
          2. General
            1. The heart is made of Myogenic muscle
              1. This means it contracts by itself
              2. the hearts pacemaker initiates contractions due to electrical impulses
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