body systems

2. an organic catalyst
4. part of the brain that controls conscious thoughts, controls the movement of every body part, and receives sensory messages from each body part
6. the system in your body that fights infection
7. the common name for hormone epinephrine
8. anything that causes our body to stop working properly
11. a substance that kills bacteria or prevents the growth of bacteria
17. special cells that detect stimuli
20. a hormone that controls the amount of urine produced by the body
21. the cell that viruses have invaded
23. very easy to spread; used to describe a disease
25. endocrine glands situated on the kidneys
28. able to maintain the temperature in the body
29. a nerve cell
30. the lower half of the brain stem

1. the chemical store for glucose in the liver and muscles
3. a type of white blood cell that consumes pathogens
5. a disease that can be spread
9. the space between two neurons
10. a portion of the brain the constantly checks the internal environment of the body
12. a viral disease; symptoms include a rash of small, itchy blisters
13. a chemical that kills fungi
14. a chemical that causes your body to react as if it had encountered a pathogen
15. a single cell with a tough skin that fungi use to soread
16. an infectious disease spread through contaminated water
18. an organism that causes disease
19. a substance that speeds up the rate of a reaction without being used up in the process
22. a fungal infection in the skin, hair or nails; often called ringworms
24. an infectious disease caused by plasmodium
26. a nerve fibre that sends nerve impulses away from the cell body
27. part of the brain that is responsible for coordination and balance