The word "basilar process" is spelled with the IPA transcription /bəˈsɪlər ˈprɑsɛs/. The first syllable is pronounced with a short U sound (as in "but"), followed by the second syllable with a long I sound (as in "eye"). The third syllable is pronounced with a short A sound (as in "cat"), and the final syllable is pronounced with a short E sound (as in "get"). The basilar process is a structure found in the inner ear that aids in hearing and balance.
The basilar process is a term used in anatomy to describe a projection or a bony process located at the base of the skull known as the occipital bone. This process is specifically found on the internal surface of the occipital bone and it extends superiorly and anteriorly. It forms the anterior portion of the structure known as the foramen magnum, which is a large opening through which the spinal cord exits the skull.
The basilar process plays a crucial role in supporting and stabilizing the weight of the skull, providing a firm foundation for it to rest upon the vertebral column. It serves as an attachment site for various ligaments and muscles, contributing to the overall structure and integrity of the skull. Additionally, the basilar process also acts as a protective barrier, helping to shield and enclose vital structures such as the brainstem and spinal cord.
In terms of its anatomical features, the basilar process is typically described as a triangular or a wedge-shaped projection. Its superior aspect contributes to the formation of the clivus, a sloping surface that connects the base of the skull to the sphenoid bone. The basilar process also exhibits various fossae and prominences that relate to the articulation points with adjacent bones, such as the occipital condyles that articulate with the atlas vertebra, allowing for the movement of the head. Overall, the basilar process is a significant feature in the anatomy of the skull, providing structural support, protecting important structures, and allowing for intricate movements of the head and neck.
• The anterior portion of the occipital bone.
• Pars basilaris, the portion of the occipital bone in front of the foramen magnum.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "basilar" comes from the Latin term "basis", which means "foundation" or "base". The term "process" refers to a projection or outgrowth. In anatomy, the basilar process is a bone structure located on the base of the skull, specifically in the sphenoid bone, behind the eyes and between the temporal bones. The term "basilar process" essentially means a structure that forms the foundation or base of a certain anatomical region, in this case, the skull.