Circulatory system

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Across
  1. 2. A blood vessel that carries blood back to the heart
  2. 6. Flow of blood from the heart to the lungs and back to the heart
  3. 7. Two large blood vessels that drain oxygen-poor blood from the veins into the right side of the heart
  4. 8. A muscular organ that pumps blood through arteries, veins, and capillaries.
  5. 9. A connective tissue with a fluid matrix called plasma in which red blood cells, white blood cells, and cell fragments called platelets are suspended.
  6. 10. They allow the blood to flow in only one direction in the heart and control the flow of blood by opening and closing.
Down
  1. 1. System Transports oxygen, waste, nutrients, hormones, heat, etc... around the body.
  2. 3. The smallest blood vessels, and the site of exchange of chemicals and water between the blood and the tissues.
  3. 4. The large arterial trunk that carries blood from the heart to be distributed by branch arteries through the body.
  4. 5. A Blood vessel that carries blood away from the heart.