The inverted Y landmark is composed of the intersection of which two structures? a. Lateral wall of the nasal cavity and anterior border of the maxillary sinus b. Anterior border of the maxillary...

The inverted Y landmark is composed of the intersection of which two structures?

a. Lateral wall of the nasal cavity and anterior border of the maxillary sinus

b. Anterior border of the maxillary sinus and inferior border of the mandible

c. Lateral wall of the nasal cavity and soft tissue shadow of the nose

d. Inferior border of the zygomatic process and the anterior nasal spine