Posterior cranial fossa

Definition

The posterior cranial fossa is the deepest part of the skull cavity, located at the back of the skull, which houses the cerebellum, pons, and medulla oblongata. It forms a crucial protective cradle for these components of the brainstem and cerebellum, essential for balance, motor coordination, and vital bodily functions.

Related terms

Cerebellum:

The part of the brain located behind the top part of the brainstem, responsible for coordinating voluntary movements and maintaining posture and balance.

Medulla Oblongata:

The lower half of the brainstem that connects to the spinal cord, controlling vital autonomic functions such as breathing, heart rate, and blood pressure.

Pons:

A portion of the brainstem above the medulla oblongata that acts as a communication center between different parts of the brain, especially involved in regulating breathing