The opening of the frontal sinus is located on either side of the nasal spine of the frontal bone, just anterior to the ethmoidal notch. (2,5)
Opening of frontal sinus
Bring Anatomy to life
Bring Anatomy to life
The opening of the frontal sinus is located on either side of the nasal spine of the frontal bone, just anterior to the ethmoidal notch. (2,5)