Nasopalatine Nerve — MFDS Part 1 MCQ
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Correct answer: B — Incisive foramen
The correct answer is **A, the incisive foramen**. The nasopalatine nerve, a branch associated with the maxillary division of the trigeminal nerve, enters the nasal cavity through the sphenopalatine foramen, crosses the nasal septum and descends through the incisive canal. It then emerges onto the anterior hard palate through the incisive foramen. The greater palatine foramen transmits the greater palatine neurovascular bundle to the posterior hard palate, while the lesser palatine foramina transmit structures supplying the soft palate. Foramen rotundum transmits the maxillary nerve into the pterygopalatine fossa, and the infraorbital foramen transmits the infraorbital nerve and vessels.
Reference: Fitzpatrick TH, Brizuela M, Downs BW. Anatomy, Head and Neck, Nasopalatine Nerve. StatPearls [Internet], 2026 edition; updated 22 June 2024. https://pubmed.ncbi.nlm.nih.gov/30860693/