Across
- 3. The hormone produced by the thyroid gland that regulates metabolism
- 5. The first menstrual flow that begins the reproductive life of a girl
- 7. The female reproductive organs that produce ova
- 12. The female reproductive cell produced in the ovaries
- 14. A sudden and rapid increase in height during adolescence
- 15. The male hormone responsible for development of male secondary sexual characters
- 17. The male reproductive cell
- 18. The gland located in the neck that secretes thyroxine
- 19. The physical characteristic that increases rapidly during adolescence
- 20. The voice box that enlarges in boys during puberty causing voice change
- 21. Practices that help maintain cleanliness and good health
- 24. The gland that produces insulin to control blood sugar
Down
- 1. The stage when a person becomes capable of reproduction
- 2. Glands that release hormones directly into the bloodstream
- 4. The visible protrusion in the throat that becomes prominent in boys during puberty
- 6. A young person undergoing the stage between childhood and adulthood
- 8. The stage between childhood and adulthood marked by physical and emotional changes
- 9. Chemical substances that control body functions and bring about changes during puberty
- 10. The period when the body begins to mature sexually and becomes capable of reproduction
- 11. The master gland that controls other endocrine glands
- 13. A nutrient required for proper functioning of the thyroid gland
- 16. The male reproductive organs that produce sperm
- 22. The hormone that helps regulate blood sugar levels
- 23. The monthly cycle involving shedding of the uterine lining in females