- May 2, 2026The articular eminence (condylar tubercle) is a transverse convex ridge at the anterior boundary of the mandibular fossa on the…
- May 2, 2026The bony nasal septum is formed by the perpendicular plate of the ethmoid bone superiorly and posteriorly, and the vomer…
- May 2, 2026The bony hard palate is formed anteriorly by the palatine processes of the maxilla and posteriorly by the horizontal plates…
- May 2, 2026The middle nasal concha is a bony projection from the ethmoid bone forming a curved shelf in the middle of…
- May 2, 2026The superior nasal concha is the smallest and most superior of the nasal turbinates, a bony projection from the ethmoid…
- May 2, 2026The petrous apex is the medial tip of the petrous temporal bone, pointing toward the clivus and forming the posterior…
- May 2, 2026The three bony semicircular canals (superior/anterior, posterior, and horizontal/lateral) are the osseous labyrinthine structures within the petrous temporal bone housing…
- May 2, 2026The bregma is the junction point of the coronal suture (between frontal and parietal bones) and the sagittal suture (between…
- May 2, 2026The lambda is the posterior sutural junction where the sagittal suture meets the lambdoid suture, at the junction of the…
- May 2, 2026The glabella is the smooth, slightly convex area of the frontal bone between the superciliary arches (brow ridges) above the…