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Muscles of the Head
Naming of muscles
| Question | Answer |
|---|---|
| Occipitalis Origin? | Occipital and temporal bones |
| Occipitalis Insertion? | Galea aponeurotica (scalp) |
| Occipitalis Action? | Draws scalp posteriorly |
| Occipitalis Nerve supply? | CN VII(7) (facial nerve) |
| Frontalis Origin? | Galea aponeurotica |
| Frontalis Insertion? | Facia and skin superior to the eye and nose |
| Frontalis Action? | Draws the scalp anteriorly and elevates the eyebrows |
| Frontalis Nerve supply? | CN VII (7) (facial nerve) |
| Temporoparietalis Origin? | Fascia superior to the ear |
| Temporoparietalis Insertion? | Lateral border of the galea aponeurotica |
| Temporoparietalis Action? | Elevates the ear and tightens the scalp |
| Temporoparietalis Nerve Supply? | CN VII (7)(fascial nerve) |
| Auricularis Origin? | looks like a clock around the ear- Anterior: anterior fascia to the ear, Superior: Lateral margin of the galea aponeurotica, Posterior: temporal Bone |
| Auricularis Insertion? | Anterior: Spine of the helix, Superior: Superior aspect of cranial surfaceof the ear, Posterior: Draws the ear posteriorly |
| Auricularis Nerve Supply? | CN VII (7) (facial nerve) |