Across
- 2. phagocytic cells
- 3. skeletal muscle control
- 4. rest and digest
- 5. brain and spinal cord
- 8. high energy phosphate compound
- 9. same tension
- 12. current flow
- 14. cells proliferate
- 17. cells lining cavities of the brain
- 19. blood brain barrier
- 21. a small sac
- 22. CNS myelin
- 23. stimulate opiate receptors
Down
- 1. cancer
- 2. thick myofilament
- 6. synonym for voluntary
- 7. in many pesticides
- 10. contractile unit
- 11. enzymatic breakdown of ACH
- 13. anaerobic process
- 15. synonym for sensory
- 16. antithesis of atrophy
- 18. stimulate smooth muscle, cardiac muscle, glands
- 20. a type of frequency summation