Sections 4 & 5

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Across
  1. 2. System Arteries, veins, the heart, capillaries, and blood make up the _____.
  2. 8. Squids and octopuses have _____ blood.
  3. 9. Blood carries digested food, water, and _____ throughout the body.
  4. 10. The process of moving blood and the materials it carries through the body.
  5. 11. _____ are tubes that carry blood away from the heart.
Down
  1. 1. There are _____ kinds of blood vessels.
  2. 3. Tiny blood vessels called _____ connect the arteries to the veins throughout the body.
  3. 4. The liquid part of blood is called _____.
  4. 5. Each time the heart _____, blood moves through the body.
  5. 6. _____ carry blood back to the heart.
  6. 7. The _____ is a pump made of muscles.
  7. 10. Dioxide _____ is a waste gas that leaves your body when you exhale or let air out of your mouth.