Anterior ethmoid nerve – conveys sensation inside the anterior (entrance) half of your nasal cavity: (a) The inner areas of the ethmoid sinus plus the frontal sinus; and (b) the exterior areas, through the nasal idea to your rhinion: the anterior tip with the terminal end of your nasal-bone suture. https://getidealist.com/story22267458/a-simple-key-for-rhinoplasty-unveiled