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Transversus auriculae

Other Terms: Transversus auriculae, Transversus auricularis, Transverse muscle of pinna, Musculus transversus auriculae, Muscle transverse de l'auricule

Muscle parts

None

Latin name

Musculus transversus auriculae

Latin muscle parts

None

Group

Branchial arch muscle – second arch (Auricular muscle)

Etymology

In English, this muscle’s name is the crosswise muscle of the ear. The Latin term transversus means “crosswise” and comes from Latin trans meaning “across, beyond, or through” and the Latin verb vertere meaning “to turn.” The term auriculae is from the Latin auris meaning “ear” combined with the diminutive ending cula meaning “little.”

Origin

Cranial surface of the eminentia conchae of the ear cartilage

Insertion

Cranial surface of the eminentia scaphae of the ear cartilage

Action

Help flatten the cranial profile of the auricular cartilage. While this is a potential action in some individuals, in the majority of individuals the muscle modifies auricular shape to a minimal degree.

Nerve supply

Facial nerve (Cranial nerve VII)

Blood supply

Auricular branches of the posterior auricular and occipital arteries.

Latin

Musculus transversus auriculae

French

Muscle transverse de l'auricule

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