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Frontalis
Region: Head & Neck Muscles · All head & neck muscles
Frontalis at a glance
| Origin | Galea aponeurotica (epicranial aponeurosis) |
|---|---|
| Insertion | Skin of the forehead and eyebrows |
| Actions | Raises the eyebrows; Wrinkles the forehead |
| Nerve supply | Facial nerve (CN VII), temporal branch |
◆ Good to know
Part of the occipitofrontalis; it is the muscle tested when asking a patient to look up and wrinkle the forehead.
More Head & Neck Muscles
Please note: This page is an anatomy education summary for students and curious readers, not medical advice. Attachment points are given in their classic short form; individual anatomy varies, and detailed dissection-level descriptions belong in an anatomy atlas.