respiratory and circulatory system

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Across
  1. 2. transports oxygen, digested food and water to all parts of the body
  2. 4. a body system that allows the exchange of gases in our lungs
  3. 5. take in oxygen and remove carbon dioxide from the body
  4. 6. a type of muscle that pumps blood to all parts of the body
  5. 7. substances that our body does not need are removed
Down
  1. 1. a body system that transports substances around the body
  2. 3. tubes in our body that transports blood to all parts of the body