1 — Flexor digitorum profundus; 2 — Ulna; 3 — Flexor retinaculum; 4 — Flexor carpi ulnaris; Tendon; 5 — Flexor pollicis brevis, superficial head; 6 — Abductor digiti minimi; 7 — Flexor digiti minimi brevis; 8 — Opponens digiti minimi; 9 — Lumbricals; 10 — Flexor digitorum profundus; Tendon; 11 — Flexor digitorum superficialis; Tendon; 12 — Dorsal interosseus [I]; 13 — Flexor pollicis longus; Tendon; 14 — Adductor pollicis, transverse head; 15 — Adductor pollicis, oblique head; 16 — Opponens pollicis; 17 — Abductor pollicis brevis; 18 — Abductor pollicis longus; Tendon; 19 — Extensor pollicis brevis; 20 — Flexor carpi radialis; Tendon; 21 — Radius; 22 — Flexor pollicis longus
