Anterior ethmoid nerve – conveys sensation within the anterior (entrance) half of the nasal cavity: (a) The interior parts of the ethmoid sinus plus the frontal sinus; and (b) the external parts, from your nasal suggestion into the rhinion: the anterior suggestion in the terminal finish with the nasal-bone suture. https://typefacefont49270.59bloggers.com/38335030/the-smart-trick-of-rhinoplasty-that-no-one-is-discussing