Human Transport Crossword

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Across
  1. 5. Chamber of the heart with the thickest walls
  2. 8. The atrioventricular valves found at the right side of the heart
  3. 13. Device used to measure pulse
  4. 14. Blood vessel carrying oxygenated blood away from the heart
  5. 15. Blood vessels responsible for delivering oxygen to body tissues on a cellular level
  6. 16. Fragments of cells that assist in blood clotting
  7. 17. Stage of a heart beat when heart muscles contract
Down
  1. 1. White blood cell with a large, round nucleus
  2. 2. A small branch of an artery leading into capillaries
  3. 3. Circulation where blood passes through the heart twice in one circuit
  4. 4. A pair of valves consisting of three cusps that prevents the flow of blood back into the heart
  5. 6. Cells in the blood that transport oxygen
  6. 7. Blood vessel that transports oxygenated blood to the heart
  7. 9. The expansion and contraction of the artery caused by the ejection of blood from the left side of the heart
  8. 10. White blood cell with a lobed nucleus
  9. 11. Stage of the cardiac cycle when heart muscles relax
  10. 12. Small veins that branch out from capillaries