Across
- 3. An example of positive feedback.
- 4. The type of feedback mechanism that resists or regulates a change in the system.
- 5. The control center in a homeostasis system.
- 7. The major role of this system is to destroy and remove invading microbes and viruses.
- 8. A structure that contains at least two different types of tissues.
- 9. The number of major systems in the human body.
- 10. Regulation of the internal body temperature.
- 13. The process by which organisms regulate their internal condition despite changes in external conditions.
- 17. The type of feedback mechanism that enhances or amplifies a change in the system.
- 18. A collection of similar cells that group together to perform a specialized function.
Down
- 1. A hormone that the pancreas releases to lower blood sugar.
- 2. Has a direct effect over short distances.
- 3. Most diverse and abundant type of tissue in the body.
- 6. A major organ in the skeletal system.
- 8. A hormone released by the pituitary gland during childbirth and lactation.
- 11. Links the nervous system to the endocrine system via the pituitary gland.
- 12. Your body hair stands on end, a reaction from our hairier ancestors.
- 14. A type of tissue that functions as a protective barrier, keeps organs in place and seperates from other organs.
- 15. Composed of two or more different organs that work together to provide a common function.
- 16. This system relays electrical signals through the body.