Word game: Use the clues to work out the words.
Crossword puzzle
Across
3. Protruding voice box in boys (10)
4. Glands without ducts (9)
7. Endocrine gland attached to brain (9)
8. Secretion of endocrine glands (7)
9. Pancreatic hormone (7)
10. Female hormone (8)
Down
1. Male hormone (12)
2. Secretes thyroxine (7)
5. Hormone reaches here through blood stream (10)
6. Voice box (6)
11. Another term for teenager (11)
12. Term for changes at adolescence (7)