12/14/2023 0 Comments Skull bones and bone markings quizletAlso seen are the upper and lower jaws, with their respective teeth ( Figure 7.3.2). This view of the skull is dominated by the openings of the orbits and the nasal cavity. The anterior skull consists of the facial bones and provides the bony support for the eyes, teeth and structures of the face and provides openings for eating and breathing. Which bone (yellow) is centrally located and joins with most of the other bones of the skull? Anterior View of Skull Watch this video to view a rotating and exploded skull, with color-coded bones. Figure 7.3.1 – Parts of the Skull: The skull consists of the rounded cranium that houses the brain and the facial bones that form the upper and lower jaws, nose, orbits, and other facial structures. The 22nd bone is the mandible (lower jaw), which is the only moveable bone of the skull. In the adult, the skull consists of 22 individual bones, 21 of which are immobile and united into a single unit. The rounded cranium surrounds and protects the brain and houses the middle and inner ear structures. The facial bones underlie the facial structures, form the nasal cavity, enclose the eyeballs, and support the teeth of the upper and lower jaws. It is subdivided into the facial bones and the cranium, or cranial vault ( Figure 7.3.1). The skull is the skeletal structure of the head that supports the face and protects the brain. Identify the bony openings of the skull.Identify the bones and structures that form the nasal septum and nasal conchae, and locate the hyoid bone.Name the bones that make up the walls of the orbit and identify the openings associated with the orbit.Define the paranasal sinuses and identify the location of each.Locate the major suture lines of the skull and name the articulating bones that form them.List and identify the bones of the cranium and facial skull and identify their important features.By the end of this section, you will be able to:
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