Cardiovascular crossword

123456789101112131415
Across
  1. 2. blood vessels that carry oxygen-poor blood to your heart
  2. 4. the gateway between the lungs and the heart
  3. 6. a thin serous membrane lining the cavities of the heart
  4. 8. System supplies oxygen and nutrients to your whole body and removes waste through your blood
  5. 9. the relaxed phase of the cardiac cycle when the chambers of the heart are refilling with blood
  6. 11. The thin fluid-filled sac that surrounds the heart, including the top of the heart that is connected to major blood vessels, such as the aorta and vena cava
  7. 12. a hollow muscular organ of vertebrate animals that by its rhythmic contraction acts as a force pump maintaining the circulation of the blood
  8. 14. Artery major blood vessels that supply blood to your heart
  9. 15. the muscular tissue of the heart responsible for contracting and enabling blood Circulation movement to and fro or around something, especially that of fluid in a closed system
Down
  1. 1. A protein inside red blood cells that carries oxygen from the lungs to tissues and organs in the body and carries carbon dioxide back to the lungs
  2. 3. ventricle connects nearly all organ systems through its function to pump oxygenated blood to the body
  3. 5. small colorless cell fragments in our blood that form clots and stop or prevent bleeding
  4. 7. delicate blood vessels (tubes that hold blood) throughout your body
  5. 10. the triangular wall of cardiac tissue that separates the left and right ventricles the lower chambers of the heart
  6. 13. the largest artery in the body