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

Popular

Diagram of the muscles of the posterior abdominal wall, including Psoas Minor, Psoas Major, and Iliacus.
Encyclopaedia

Psoas Minor

by Aren Mnatzakanian

Encyclopaedia

Rectus Femoris

by Roxanne Salkeld

Lateral view diagram of the oral muscles of facial expression, highlighting the blending of buccinator and orbicularis oris fibers.
Encyclopaedia

Orbicularis Oris

by Max Bidewell