part of part of ethmoid bone anatomical projection uncinate process of ethmoid http://upload.wikimedia.org/wikipedia/commons/c/ce/Processus_uncinatus_ossis_ethmoidalis.PNG FMA:57455 processus uncinatus ossis ethmoidalis uncinate process of the ethmoid uncinate process of the ethmoid bone UBERON:0010372 SCTID:306373001 Wikipedia:Uncinate_process_of_ethmoid_bone uncinate process processus uncinatus In the ethmoid bone, a curved lamina, the uncinate process, projects downward and backward from this part of the labyrinth; it forms a small part of the medial wall of the maxillary sinus, and articulates with the ethmoidal process of the inferior nasal concha. uncinate process of pancreas skeletal element projection