Eustachian Branch of Pharyngeal Trunk (Right)
Ramus Eustachius trunci pharyngei
Read moreQuick Facts
Origin: Pharyngeal trunk.
Course: Medially towards the cartilaginous part of the auditory tube.
Branches: None.
Supplied Structures: Auditory tube.
Origin
The Eustachian branch of the pharyngeal trunk is a small irregular branch arising from the pharyngeal trunk as it ascends in the neck.
Course
The Eustachian branch traverses medially towards the auditory tube.
Branches
There are no named branches.
Supplied Structures
The Eustachian branch supplies the cartilaginous part of the auditory tube.
Learn more about this topic from other Elsevier products
Eustachian Tube
The Eustachian tube is a bony and fibrocartilaginous structure that connects the middle ear space with the nasopharnyx and functions to regulate the middle ear pressure to maintain equilibrium between –50mm H2O and +150mm H2O.