Internal Nasal Branches of Infraorbital Nerve (Right)
Rami nasales interni nervi infraorbitalis
Read moreQuick Facts
Origin: Nasal branch of the infraorbital nerve.
Course: Run inferiorly to the ala of the nose where they wrap around the ala and into the vestibule of the nasal cavity.
Branches: None.
Supply: Convey general sensory information from the vestibule of the nasal cavity and the anterior most septum.
Related parts of the anatomy
Origin
The internal nasal branches of the infraorbital nerve are branches of the nasal branch of the infraorbital nerve and originate just distal to the infraorbital foramen. Their sensory fibers have cell bodies located in the trigeminal ganglion.
Course
The internal nasal branches of the infraorbital nerve run inferiorly and medially to the ala of the nose, which they wrap around to enter the vestibule of the nose. The branches continue to the anterior most septum.
Branches
There are no named branches.
Supplied Structures
The internal nasal branches of the infraorbital nerve are sensory nerves. They convey general sense information from the vestibule of the nasal cavity and the anterior most septum.
Learn more about this topic from other Elsevier products
Infraorbital Nerve
The infraorbital nerve is a terminal branch of the maxillary artery that emerges from the infraorbital foramen, located 8 mm to 9 mm from the infraorbital rim.
