Final answer:
The question asks about the bones that make up the brain case of the human skull, which consists of the frontal, paired parietal, paired temporal, occipital, sphenoid, and ethmoid bones, all of which protect and enclose the brain.
Step-by-step explanation:
The question pertains to the anatomy of the human skull, specifically the brain case, which is composed of several bones. The frontal bone forms the forehead; the two parietal bones are located at the sides and top of the skull; the two temporal bones are found at the lower sides; the occipital bone constructs the back of the skull; the sphenoid is a butterfly-shaped bone that helps form the base of the cranium, the sides of the skull, and parts of the orbits that house the eyes; and the ethmoid bone is an intricate structure involved in separating the nasal cavity from the brain and forming part of the nasal septum and the orbits. These bones are united by sutures, which are dense, fibrous connective tissue, ensuring the protection and support of the brain within the cranial cavity.