Heart vocabulary

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Across
  1. 3. Are small blood vessels where your body exchanges oxygen-rich and oxygen-poor blood
  2. 6. Carries oxygen-poor blood back to your heart
  3. 7. Makes up the thick middle layer of the heart
  4. 9. Carries blood from the heart to the circulatory system
  5. 10. Receives oxygen-poor blood from the body and pumps it to the right ventricle.
  6. 11. They open and close to allow blood to flow through.
Down
  1. 1. Helps your heart beat at a normal rate and rhythm.
  2. 2. Carries blood to the heart from other areas of the body.
  3. 4. Carries oxygen-rich blood from your heart to your body’s tissues
  4. 5. The right ventricle passes the blood on to the pulmonary artery, which sends it to the lungs to pick up oxygen
  5. 8. Separates the ventricles and allows for proper blood flow through the heart