Across
- 3. tubular structure that looks like a snail shell
- 6. largest portion of the brain
- 8. electrical signals that control your body
- 10. lines the insides of body cavities such as your mouth and nose
- 13. neurons that branch off the central nervous system are called
- 17. increase of the body's temp
- 18. special neurons that are sensitive to certain stimuli
- 19. inner layer of the eye
- 20. controls hip muscles ankle and toe muscles
- 23. receptors in the retina are stimulated and transmit impulses to the what
- 24. first line of defense for your body
- 26. these are used for chewing, speaking and swallowing
- 28. long term resistance to disease that this system provides
Down
- 1. when a baby receives antibodies from the mother so that they do not become sick
- 2. these make antibodies once they are activated by the T-cells
- 4. helps with your motor control and coordination
- 5. this destroys the pathogen or disable it so other cells can destroy it
- 7. moves the fingers control chest and abdominal muscles
- 9. black spot in the center of the iris
- 11. all organisms contain chemicals calledd
- 12. this controls breathing heartbeat blood pressure, coughing sneezing and swallowing
- 14. controls diaphragm, lift arms, bend elbows, moves hands and fingers
- 15. attacks the foreign antigens coming into the body
- 16. when a macrophage releases a chemical the what go into action
- 21. hammer is attached to the inner surface of the what
- 22. front layer of the eyeball
- 25. body's response to damaged cells
- 27. the fast acting defense built up as a respons to a prior infection