The occipital bone forms the posterior aspect of the skull and posterior floor of the cranial cavity. A prominence, the external occipital protuberance, or inion, is found on the external surface at the posterior midline (Figure 8-2). The large foramen magnum is found in the inferior aspect of the occipital bone.

Which skull bone contains a protuberance quizlet?

Terms in this set (32) The inion is the most prominent projection of the protuberance which is located at the posterior (lower rear) part of the human skull. each of two rounded knobs on the occipital bone that form a joint with the first cervical vertebra.

What bone serves as an attachment point for muscles but does not articulate with any other bone?

The primary function of the hyoid bone is to serve as an attachment structure for the tongue and for muscles in the floor of the oral cavity. It has no articulation with other bones.