Heart

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Across
  1. 3. Right ventricle pumps blood into the ___.
  2. 5. ___ increase as force of ventricular contractions increase.
  3. 6. Oxygenated blood leaving heart to all part of body through ___.
  4. 7. What link myocardial cells together?
  5. 8. During cardiac cycle, the contraction phase is referred as?
  6. 9. Name valve with two cusps.
Down
  1. 1. Node in the conduction system acts as a pacemaker.
  2. 2. The first deflection on the ECG represents ___ of the atria.
  3. 3. Valve which locate between pulmonary artery and right ventricle.
  4. 4. Heart wall that form 2 network.