3.1.1 Crossword Puzzle

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Across
  1. 3. Liquid portion of blood that carries cells and nutrients
  2. 5. Specialized muscle only found in the heart
  3. 8. Body’s largest artery
  4. 10. Oxygen-carrying protein in red blood cells
  5. 12. Next to Australia
  6. 13. Circulates oxygen and nutrients through the body
  7. 14. Lower heart chamber that pumps blood out
  8. 15. Upper heart chamber receiving blood
  9. 16. Muscle that never stops beating
Down
  1. 1. Voluntary muscle type attached to bones
  2. 2. A long journey
  3. 4. Force that blood exerts on vessel walls
  4. 6. Related to the heart and blood vessels
  5. 7. What we inhale to survive
  6. 9. South American rainforest
  7. 11. Involuntary muscle found in organs like the intestines