Across
- 5. controls thinking, memory and voluntary activity
- 6. hormone releases during stress
- 10. enlargement of thyroid caused by iron deficiency
- 11. controls involuntary, like breathing and heartbeat
- 12. organ that releases insulin
- 15. chemical secreted from neuron
- 16. hormone that lowers blood sugar
Down
- 1. hormone responsible for male characteristics
- 2. controls balance
- 3. glands release adrenaline
- 4. type of protein that secretes chemical messages
- 7. hormone responsible for female characteristics
- 8. gland responsible for controlling metabolism
- 9. change in environment
- 13. reaction to stimulus
- 14. cell neuron