Unit 5b: Circulatory & Respiratory System

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Across
  1. 4. system responsible for taking in oxygen and removing carbon dioxide and other waste from the body
  2. 6. organ that pushes blood throughout the body
  3. 7. smallest blood vessels that connect arteries with veins
  4. 9. large organs for breathing located on either side of your heart
Down
  1. 1. system responsible for moving materials in the blood from the digestive and respiratory systems to the body’s cells
  2. 2. takes blood back to the heart(carries oxygen-poor blood)
  3. 3. tube-like structure where air passes from the mouth to the lungs
  4. 5. takes blood away from the heart (carries oxygen-rich blood)
  5. 8. fluid made of red and white blood cells