Across
- 4. Gland found in the base of the brain. Known as the 'master gland'.
- 5. The release of TRH from the hypothalamus stimulates the pituitary gland to release TSH. This then stimulates the thyroid gland to release thyroxine.
- 7. Thyroxine controls how much energy your body uses (the ________ rate).
- 13. Three Words. What does insulin help control?
- 14. Hormone produced by the testes.
- 18. Hormone produced by the ovaries.
- 20. Two Words. The recipient of a hormone.
- 23. A chemical substance, produced by a gland.
- 24. What do hormones travel around the body in?
- 25. Normal blood levels ______ the release of TRH, which also ______ the release of TSH and thyroxine.
- 26. Hormones are slower to act than the _______ system, but last longer.
- 27. The maintenance of constant internal conditions in an organism.
Down
- 1. Two Words. What does a hormone cause?
- 2. Two Words. What is one thing that the hormone adrenaline increases?
- 3. Controls body temperature.
- 6. What does insulin convert excess glucose into?
- 8. Produces the hormones insulin and glucagon.
- 9. ______ is a condition where the blood glucose levels remain too high. It can be treated by injecting insulin.
- 10. The target organ of insulin and glucagon.
- 11. Controls the water content of the blood by increasing the reabsorption of water. Targets the kidneys and produced in the pituitary gland.
- 12. ______ converts the excess glucose back when glucose levels are low.
- 15. Two Words. Diabetes where the pancreas fails to produce enough insulin. This can be detected from an early age.
- 16. Gland that produces the hormone adrenaline.
- 17. Thyroxine levels in the bloodstream stimulate the hypothalamus to release _____.
- 19. Gland that produces thyroxine.
- 21. Two Words. Diabetes where the person's body cells no longer respond to insulin produced by the pancreas. Correlates with a rise in obesity.
- 22. A ______ system maintains levels of substances within the body using negative feedback.