Uncinate Process of Ethmoid BoneCheck our Apps3D Heart AnatomyXR Anatomy3D Osteology 3D OsteologyAll visual materials are sourced directly from the app 3D OsteologyLearn MoreThe uncinate process of the ethmoid bone is a curved lamina positioned anteriorly that descends posteroinferiorly. It articulates with the ethmoidal process of the inferior nasal concha. (1)