External Carotid Artery

Original Editors - Asma Alshehri

Top Contributors - Asma Alshehri, Evan Thomas and Kim Jackson


The external carotid artery is one of the two terminal branches of the common carotid artery which is smaller than the other branch (the internal carotid artery).[1]


Its course passes under the submandibular gland and into the parotid gland.[1]

Branches and divisions:[1]

  • Superior thyroid artery 
  • Ascending pharyngeal artery 
  • Lingual artery
  • Facial artery
  • Occipital artery 
  • Posterior auricular artery


It gives supply to the neck, face, and base of the skull.

Clinical relevance:


  1. 1.0 1.1 1.2 External carotid artery, https://radiopaedia.org/articles/external-carotid-artery-1 (accessed 30 may 2017)