Supraorbital nerve and vessels

1. Oculomotor (III)

2. Trochlear (IV)

3. Abducens (VI)

4. Ophthalmic division of trigeminal n. (V1)

5. Superior part of inferior ophthalmic veins

1. Zygomatic n.

2. Infraorbital n. and vessels

3. Part of the inferior ophthalmic vein

Infraorbital nerve and vessels

Mental nerve and vessels

1. Ophthalmic artery

2. Optic nerve (II)

1. Internal carotid artery

2. Sympathetic plexus

 Greater petrosal n.

Nothing of consequence goes through it (Internal carotid artery, and greater and deep petrosal nerves pass across it superiorly)

Inferior alveolar nerve and vessels

1. Mandibular division of trigeminal n. (V3)

2. Lesser petrosal n. (from IX)

Maxillary division of trigeminal n. (V2)

1. Middle meningeal artery

2. Meningeal branch of V3

(nervus spinosum)

1. Maxillary n. (V2) and branches

2. Third part of maxillary vessels and branches

3. Pterygopalatine ganglion and branches

1. Posterior superior nasal nerves (including nasopalatine nerve)

2. Sphenopalatine vessels

1. Posterior superior alveolar nerve and vessels

2. Third part of maxillary artery and vein

Pharyngeal nerve and vessels

Greater palatine nerves and vessels

Lesser palatine nerve and vessels

PTERYGOID CANAL

(VIDIAN CANAL)

1. Nerves of pterygoid canal (greater and deep petrosal nerves)

2. Artery of pterygoid canal

Chorda tympani nerve

Motor part of facial nerve

1. Facial nerve (Motor VII and nervus intermedius)

2. Vestibulocochlear n. (VII)

3. Vessels

Hypoglossal nerve (XII)

1. Glossopharyngeal n. (IX)

2. Vagus n. (X)

3. Accessory n. (XI)

4. Inferior petrosal sinus

5. Sigmoid sinus

1. Accessory nerve

2. Vertebral arteries

3. Spinal arteries and veins

4. Spinal cord and its meninges

Nasopalatine nerve and vessels