Source:http://linkedlifedata.com/resource/umls/id/C0015027
MSH: A light and spongy (pneumatized) bone that lies between the orbital part of FRONTAL BONE and the anterior of SPHENOID BONE. Ethmoid bone separates the ORBIT from the ETHMOID SINUS. It consists of a horizontal plate, a perpendicular plate, and two lateral labyrinths.,NCI: A light and spongy bone that is cubical in shape. This bone is positioned at the anterior part of the cranium, sitting between the two orbits, at the roof of the nose. It consists of four parts: a horizontal or cribriform plate; a perpendicular plate; and two lateral masses or labyrinths. (NCI),NCI: A light and spongy bone that is cubical in shape. This bone is positioned at the anterior part of the cranium, sitting between the two orbits, at the roof of the nose. It consists of four parts: a horizontal or cribriform plate; a perpendicular plate; and two lateral masses or labyrinths.