The Cranial Fossae

Illustration of the bones of the base of the skull, highlighting the anterior cranial fossa.

Anterior Cranial Fossa

Bony landmarks of the sphenoid body in the middle cranial fossa.

The Middle Cranial Fossa

Bony landmarks and foramina of the posterior cranial fossa.

The Posterior Cranial Fossa

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Illustration of the course of the long ciliary nerves, highlighting their origin from the nasociliary nerve.
Encyclopaedia

Long Ciliary Nerves

by Gabor Szloboda

Encyclopaedia

Omohyoid

by Max Bidewell

Illustration showing the deep branch of the radial nerve piercing the supinator muscle, identified as the posterior interosseous nerve.
Encyclopaedia

Posterior Interosseous Nerve

by Dr Oliver Jones