part_of part of connecting branch of vessel supplies blood to maxillary artery auricular artery outer epithelial layer of tympanic membrane deep auricular artery SCTID:147157007 UBERON:0014695 The deep auricular artery often arises in common with the anterior tympanic artery. It ascends in the substance of the parotid gland, behind the temporomandibular articulation, pierces the cartilaginous or bony wall of the external acoustic meatus, and supplies its cuticular lining and the outer surface of the tympanic membrane. It gives a branch to the temporomandibular joint. uberon Wikipedia:Deep_auricular_artery FMA:49689 deep vasculature