Across
- 1. A chemical messenger produced by a gland.
- 2. Muscles and glands that can bring about a response to a stimulus.
- 4. A plant growth response towards gravity.
- 7. Hormone produced by the ovaries to cause the lining of the womb to thicken.
- 8. A small gap between two neurones.
- 9. Special nerve cells that can detect stimuli.
- 10. Gland which produces the hormone insulin to control blood sugar level
- 12. Organs involved in the homeostatic control of the bodies water content.
Down
- 1. Keeping the internal environment in balance.
- 3. Gland which produces FSH.
- 5. A plant growth resonse towards light.
- 6. Hormone which causes an egg to mature in the ovaries.
- 11. A plant hormone.