Bassett Collection of Stereoscopic Images of Human Anatomy

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KEYWORDS: Bones cartilage joints, Connective tissue, Cervical vertebrae, Peripheral nervous system.

Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Dissection of head and neck from a posterior approach

Joint cavity between transverse ligament and dens

The left half of the transverse ligament (21) has been divided and the cruciate ligament (15) has been reflected to the right.

1 .	Clivus
2 .	Accessory nerve (XI)
3 .	Upper pointer: Hypoglossal canal (opened) Lower pointer: Hypoglossal nerve (Xll)
4 .	Vagus nerve (X)
5 .	Atlanto-occipital joint cavity
6 .	Vertebral artery
7 .	Anterior branch of cervical nerve I
8 .	Posterior arch of atlas
9 .	Atlantoaxial joint cavity
10 .	Ganglion cervical nerve II
11 .	Dura mater
12 .	Posterior longitudinal ligament
13 .	Roots of hypoglossal nerve (XII)
14 .	Tectorial membrane (cut edge)
15 .	Cruciate ligament atlas (divided, lower part retracted)
16 .	Fibrous tissue and blood vessels in anterior part of foramen magnum (ligamentum apicis dentis not well defined)
17 .	Vertebral artery (cut across)
18 .	Alar ligament (divided on left)
19 .	Dens axis (joint cavity between dens and transverse ligament opened)
20 .	Tectorial membrane (cut across)
21 .	Transverse ligament atlas (divided)
22 .	Atlantoaxial joint capsule (opened)
23 .	Body of axis