Uncinate process is a pa of which bone
In the ethmoid bone, a curved lamina, the uncinate process, projects downward and backward from this pa of the labyrinth; it forms a small pa of the medial wall of the maxillary sinus, and aiculates with the ethmoidal process of the inferior nasal concha. Ref - medscape.com
Nasal
Ethmoid
Maxilla
Frontal
Head and neck