Mastoid canaliculus

Canaliculus mastoideus

  • Eponym: Arnold's canal

Definition

Mastoid canaliculus is a narrow bony channel opening into the lateral wall of the jugular fossa. It acts as a passageway for the auricular branch of the vagus nerve.

References

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Text written by Muhammad A. Javaid, MD, PhD © 2024 IMAIOS.

  • Standring, S. (2016). ‘Chapter 37: External and Middle Ear’ in Gray’s anatomy: the anatomical basis of clinical practice. (41st ed.) New York NY: Elsevier, pp. 625 (Fig. 37.1) & pp. 626.

  • Standring, S. (2016). ‘Chapter 28: Intracranial region’ in Gray’s anatomy: the anatomical basis of clinical practice. (41st ed.) New York NY: Elsevier, pp. 431.

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