WebT2 means the tumour has grown into other parts of the ethmoid sinus, or into both the nasal cavity and ethmoid sinus. It may have grown into the bones of the nasal cavity or ethmoid sinus. T3 means the tumour has spread into the side or bottom of the eye socket, the maxillary sinus, the roof of the mouth (palate) or the bone that separates the nose from … Web—The superior surfaceof the body (Fig. 145)presents in front a prominent spine, the ethmoidal spine,for articulation with the cribriform plate of the ethmoid; behind this is a smooth surface slightly raised in the middle line, and grooved on either side for the olfactory lobes of the brain.
Morphological variation in the anterior cranial fossa
WebEthmoid Bone • Deepest skull bone • Superior part of nasal septum, roof of nasal cavities • Contributes to medial wall of orbits • Crista galli for dural attachment Sutural Bones • Tiny irregularly shaped bones that appear within sutures Fourteen Facial Bones • Mandible • Lacrimal bones (2) • Maxillary bones (maxillae) (2)• Palatine bones (2) • Zygomatic bones … Web7 Feb 2024 · The frontal bone overlies the frontal lobe of the brain anteriorly and forms the brow, forehead and one third of the anterior scalp. This bone contains one of the paranasal sinuses , the frontal sinus (communicates with middle nasal meatus), which in sinusitis … gold coast graphics
Ethmoid definition of ethmoid by Medical dictionary
Web25 Jul 2024 · The articulations of the sphenoid are with the frontal, parietal, ethmoid, zygomatic, temporal, occipital, palatine, and vomer bones. There may be several morphological variations in the relationship between the … WebThe vomer forms the inferior part of the nasal septum, with the superior part formed by the perpendicular plate of the ethmoid bone. The name is derived from the Latin word for a ploughshare and the shape of the bone. 6. The nasal bones are two small oblong bones, varying in size and form in different individuals; they are placed side by side ... WebEthmoid Bone. The ethmoid bone is located deep in the anterior of the skull forming part of the nasal cavity, including the paired superior nasal conchae (right and left) and middle nasal conchae (right and left), bony projections that point medially into the nasal cavities.These conchae form paired canals or passageways (right and left) in the nasal cavities for air … gold coast gray bath rug