9 circulatory sustem

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Across
  1. 2. The organ that pumps blood throughout the body.
  2. 4. The liquid part of blood that carries cells and nutrients.
  3. 7. The largest artery in the body that carries oxygenated blood from the heart.
  4. 8. The continuous movement of blood through the heart and blood vessels.
  5. 10. The process of transferring blood from one person to another.
Down
  1. 1. A blood vessel that carries blood away from the heart.
  2. 2. The red pigment in blood that carries oxygen.
  3. 3. A structure in the heart that prevents the backflow of blood.
  4. 5. The lower chamber of the heart that pumps blood out.
  5. 6. The clumping of red blood cells due to incompatible blood types.
  6. 9. The rhythmic throbbing of arteries as blood is pumped through them.
  7. 11. The upper chamber of the heart that receives blood.