Organ Systems Olivia Strange

123456789101112131415
Across
  1. 2. protects and supports body organs
  2. 6. allows locomotion
  3. 9. production of offspring
  4. 11. part of the respiratory system
  5. 12. part of the skeletal system
  6. 13. part of the digestive system
  7. 14. transports materials in body via blood pumped by the heart
  8. 15. returns fluids to blood vessels
Down
  1. 1. one of the materials transported through blood
  2. 3. secretes regulatory hormones
  3. 4. breaks down food
  4. 5. activates muscles and glands
  5. 7. maintains acid- base balance
  6. 8. forms the external body covering
  7. 10. keeps blood supplied with oxygen