1 — Vertebra [CVII]; 2 — Anterior tubercle; 3 — Axis [CII]; 4 — Longus capitis; 5 — Mastoid process; 6 — Occipital bone, basilar part; 7 — Rectus capitis anterior; 8 — Rectus capitis lateralis; 9 — Atlas [CI]; Transverse process; 10 — Superior oblique; 11 — Inferior oblique; 12 = 10 + 11 — Longus colli; 13 — First rib [I]; 14 — Vertebra [TIII]; 15 — Atlas [CI]
