Frontalis
Description


Name
- Frontalis
- Frontal belly of Occipitofrontalis
- Musculus frontalis
General
- Muscle of facial expression and part of the epicranial muscle group
- It does not have any bony attachments
- Part of a larger muscle group called Occipitofrontalis along with Occipitalis
Origin
- Epicranial aponeuosis
Insertion
- Skin of eyebrow, muscles of forehead
Action
- Elevates eyebrows
- Pulls scalp anteriorly
- Wrinkles skin of forehead
Vascular Supply
- Superficial temporal artery
- Supratrochlear artery
- Supraorbital artery
Innervation
- Temporal branches of facial nerve
Clinical Significance
- Needs to be updated
See Also
References
- ↑ Image courtesy of learnmuscles.com