Respiratory, Circulatory, Muscular, and Skeletal Systems

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Across
  1. 1. Hard structures of the skeletal system which give the body structure
  2. 3. Body system responsible for exchanging oxygen and carbon dioxide between the environment and body
  3. 4. Blood vessels that carry oxygen-rich blood away from the heart
  4. 5. Body system responsible for movement
  5. 6. Body system which carries nutrients, oxygen, water, carbon dioxide, hormones, and cells that fight disease through the body
  6. 9. Hair-like blood vessels which can take nutrients, water, and gases to the cells in the body's organs
  7. 14. Body system responsible for body's shape and structure, which also creates blood and stores minerals like calcium
  8. 15. Tissues which connect bones to other bones
  9. 16. Muscle lining hollow organs which helps move things through the body (found in digestive organs, blood vessels, bladder, etc.)
  10. 18. Jelly like center of bones where blood is made
Down
  1. 2. Muscle that connects to bone to move the body
  2. 7. Muscle found in the heart
  3. 8. Organs responsible for gas exchange
  4. 10. Tiny air sacs in the lungs where oxygen and carbon dioxide enter/exit the blood stream
  5. 11. Muscle which helps you breathe by expanding and contracting
  6. 12. Blood vessels that carry deoxygenated blood back to the heart
  7. 13. Tissues which connect muscles to bones
  8. 17. Muscular organ in the circulatory system that pumps blood through the body