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Auricularis Posterior Muscle
Muscular System

Auricularis Posterior Muscle

Musculus auricularis posterior

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Quick Facts

Origin: Mastoid process.

Insertion: Lower cranial surface of auricle.

Action: Elevates and retracts auricle.

Innervation: Posterior auricular nerve and temporal branches of facial nerve (CN VII).

Arterial Supply: Posterior auricular artery and parietal branch of superficial temporal artery.

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The auricularis posterior muscle arises the base of the mastoid process of the temporal bone.


The auricularis posterior fibers insert into cranial surface of the ear at the eminentia conchae (or conchal eminence).


The auricularis posterior muscle elevates and retracts the auricle (Netter, 2011).


Netter, F. H. (2011) Atlas of Human Anatomy. Netter Basic Science Series: Saunders/Elsevier.

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