Mastoid process

Definition

The mastoid process is a conical bony projection located at the lower part of the temporal bone behind the ear. It serves as an attachment point for several neck muscles.

Related terms

Temporal Bone:

A bone in the skull that forms part of the side and base of the skull and houses the ear canal.

Sternocleidomastoid muscle:

A major muscle in the neck that attaches to the mastoid process and plays a key role in rotating and tilting the head.

Occipital Bone:

The bone that forms the back and base of the skull, articulating with the temporal bones and contributing to movement at the neck