| A | B |
|---|
| Corrugator | small muscle locate between the eyebrows below the frontalis; draws the eyebrow down and wrinkles the forehead vertically. |
| Temporalis | located near the temple, it opens and closes the jaw. |
| Obicularis oculi | ring muscle of the eye socket that closes the eyelids and assists in pumping tears. |
| Levator labii superioris | muscle that surrounds and elevates the upper lip and dilates the nostrils, as when expressing distaste. |
| Masseter | originates at the lower part of the zygomatic; moves the mandible, causing te mout to close. |
| Buccinator | muscle of the cheek between the upper and lower jaw that compresses the cheeks and expels air between the lips. |
| Triangularis | muscle at the corner of the lip that extends over the chin and pulls down the corners of the mouth when frowning. |
| Depressor labii inferioris | muscle that surrounds and lowers the lower lip and draws it to one side, as when expressing sarcasm. |
| Procerus | muscle that covers the bridge of the nose, lowers the eyebrows, and causes wrinkles acreoss the bridge of the nose. |
| Levator palpebrae superioris | thin muscle that controls the movement of the eyelid |
| Levator anguli oris | muscule that raises the angle of the mouth and draws it inward. |
| Zygomaticus minor | muscle that works with the zygomaticus major to make facial expressions. |
| Zygomaticus Major | muscle that extends from the zygomatic bone to the angle of the mouth; directs the lip outward and upward when laughing or smiling. |
| Risorius | muscle at the corner of the mouth that draws it out and back, as when grinning. |
| Orbicularis oris | muscle that circles the mouth and contracts, puckers, and wrinkles the lips. |
| Mentalis | muscle at the tip of the chin that elevates the lower lip and raises and wrinkles the skin of the chin. |
