Riley D

3. a common fungal infection inside the mouth
6. the movement of particles of a substance from an area of high concentration to a area of low concentration
7. a single cell with a tough skin that fungi use to spread
9. muscles or glands that put the messages into effect
12. a nerve cell
15. the system controlling involuntary actions such as the heartbeat
17. a pathogen about 100 times smaller than a bacterium
18. special cells that detect stimuli
20. a viral disease that causes a rash
21. branches from the cell body that receive messages from other neurons
25. a nerve fibre that sends nerve impulses away from the cell body
26. all the chemical reactions occurring in the cells
28. the chemical store of glucose in the liver and muscles
29. The lower half of the brainstem
30. A substance that speeds up the reaction without being used up in the process

1. an organism that causes disease
2. spread by mosquitos
4. the nerve pathway operating in a reflex action
5. a chemical message released at the end of a axon to be received by the next neurones dendrites
8. the nerve that carries messages to the brain from the retina at the back of the eye
10. The insulating layer that covers a neurone
11. the system in your body that fights the infection
13. the common name for the hormone epinephrine
14. the electrical message carried by a nerve cell
16. the organism a parasite lives in
19. a infection in the hair, skin or nails
22. any factor that stimulates a receptor and brings about a response
23. the part of the neurone that contains the nucleaus
24. a chemical that causes your body to react if it had encounted a pathogen
27. a cell that viruses have invaded