Across
- 2. system function is to contract or shorten
- 5. system that removes nitrogen-containing waste from body and maintains body's water and electrolyte balance
- 6. away from head end or toward the lower part of a structure or body
- 8. system that breaks down food and delivers products to blood for dispersal
- 9. system uses blood to deliver nutrients throughout body
- 12. this system provides framework for body and has protective function
- 16. system that is the external covering of the body
- 18. toward or at the front of the body(anterior)
- 19. toward or at the backside of the body(posterior)
- 20. toward the head end or upper part of a structure or body
- 21. smallest structural and functional unit of an organism
- 22. toward or at the midline of the body
Down
- 1. farther from the origin of a body part or the point of attachment of a limb to the body trunk
- 3. toward or at the body surface
- 4. close to the origin of the body or point of attachment of a limb to the body trunk
- 7. fast-acting control system that helps body respond to a stimulus
- 10. this system keeps body constantly supplied with O2 and removes CO2
- 11. system purpose is to reproduce offspring
- 13. away from the midline of the body
- 14. system controls body by producing hormones
- 15. system that returns fluid leaked from blood back to blood vessels
- 17. away from the body surface