The back part of the medial surface of the labyrinth of ethmoid is subdivided by a narrow oblique fissure, the superior meatus of the nose, bounded above by a thin, curved plate, the superior nasal concha.
The bone found in superior nasal concha is part of the ethmoid bone.
【 語 句 】
・labyrinth of ethmoid:篩骨迷路 ・fissure:裂孔 ・superior meatus of the nose:上鼻道