Musculus depressor anguli oris
![](https://upload.wikimedia.org/wikipedia/commons/3/39/Depressor_anguli_oris.png)
The depressor anguli oris muscle (also known as the triangularis muscle) is one of the muscles of facial expression.
Summary
- origin: oblique line of the mandible
- insertion:
- angle of the mouth
- superficial fibers from both sides merge to form the transversus menti
- innervation: facial nerve
- action:
- depresses the angle of the mouth, e.g. frowning
Siehe auch:
und weiter:
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