1. Scrotum

2. Urinary bladder

3. Seminal vesicle

4. Prostate

5. Ejaculatory duct

6. Root of penis

7. Cowper's gland   (bulbourethral)

8. Corpus spongiosum

9. Corpus cavernosum

10. Glans penis

11. Urethra

12. Pubis

13. Testis