Heart

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Across
  1. 5. Conditions: Tricuspid regurgitation (leakage) can occur if the valve doesn't close properly, leading to blood flowing backward into the right atrium.
  2. 6. Comprises three cusps (leaflets).
Down
  1. 1. Allows blood to flow from the right atrium to the right ventricle and prevents backflow into the atrium.
  2. 2. Between the right atrium and right ventricle.
  3. 3. Valve
  4. 4. Four Heart Valves