1. Shaft proximal to corona glandis (ventral)
2. Outer foreskin (ventral)
3. Margin of foreskin orifice (ventral)
4. Mucocutaneous connection (ventral)
5. Sulcate ligament
6. Foreskin mucosa / inner foreskin
7. Sulcus of corona glandis
8. Corona glandis (ventral)
9. Middle of glans
10. Glans at urethral orifice
11. Corona glandis (dorsal)
12. Apex of frenulum
13. Middle of frenulum
14. Lower frenulum
15. Margin of foreskin orifice (dorsal)
16. Outer foreskin (dorsal)
17. Shaft proximal to corona glandis (dorsal)
18. Circumcision scar(dorsal)
19. Circumcision scar (ventral)
Graphic based on data by: Sorrells ML, Snyder JL, Reiss MD, et al. Fine-touch pressure thresholds in the adult penis. BJU Int 2007;99:864-9.