- May 2, 2026The zygomatic bone (zygoma, cheekbone) forms the prominence of the cheek and part of the lateral orbital wall and floor.…
- May 2, 2026The nasal bones are paired rectangular bones forming the bony bridge of the nose, articulating superiorly with the frontal bone…
- May 2, 2026The frontal bone forms the forehead, the roof of the eye sockets, and part of the anterior cranial floor. It…
- May 2, 2026Paired bones forming the upper sides and roof of the cranial vault, the parietal bones articulate with each other at…
- May 2, 2026The occipital bone forms the posterior and inferior cranium, featuring the foramen magnum through which the spinal cord passes, and…
- May 2, 2026The temporal bone is a complex paired bone forming the lateral skull base, containing the middle and inner ear, the…
- May 2, 2026The ethmoid sits between the eye sockets and forms part of the medial orbital walls, the nasal septum, and the…
- May 2, 2026The mandible is the only moveable bone of the skull, forming the lower jaw. It articulates with the temporal bone…
- May 2, 2026The maxilla is the paired bone forming the upper jaw, containing the upper teeth, forming the floor of the orbit,…
- May 2, 2026The arrector pili is the small smooth muscle bundle attached to each hair follicle, responsible for piloerection (goosebumps). Activated by…