| Term | Definition |
|---|
| raises the eyebrow and scalp | Function: Epicranial/Occipitofrontalis |
| surrounds the eyelid; closes the eye | Function: Orbicularis oculi |
| wrinkles the forehead | Function: Corrugator supercilli |
| close the lips | Function: Orbicularis oris |
| pulls the mouth laterally, shortens the cheek, helps with cleansing of the oral cavity | Function: Buccinator |
| smiling and widening the mouth | Function: Risorius |
| raises upper lip, flares the nose (making a sneer) | Function: Levator labii superioris |
| upper lip; raises the upper lip | Function: Zygomaticus minor |
| angle of the mouth; pulls mouth laterally causing appearance of a smile | Function: Zygomaticus major |
| angle of the mouth, elevates the corner of the mouth, smiling | Function: Levator anguli oris |
| lowers lower lip to expose teeth | Function: Depressor labii inferioris |
| chin, raises the chin and narrows vestibule | Function: Mentalis |
| neck, pulls down corners of mouth and raises skin of neck | Function: Platysma |
| mastication, elevates (closes) | Function: Masseter |
| close | Does elevate the jaw mean open or close? |
| mastication, elevates and retrudes (pulls back after protrusion) | Function: Temporalis |
| mastication, elevates and protrudes (sticks out) | Function: Medial (inner) ptyergoid muscle |
| mastication, depresses the mandible (opens), protrudes (sticks out), and shifts from side to side | Function: Lateral (closer to the side) ptyergoid muscle |
| Lateral ptyergoid | What is the only muscle of mastication that opens the mouth? |
| Masseter | Which muscle of mastication is most superficial, largest and strongest? |
| bends head side to side and bows the head (large muscle) | Function: Sternocleidomastoid |
| shrugs the shoulders | Function: Trapezius |
| floor of the mouth | Mylohyoid muscles make up the: |
| Trigeminal | Mylohoid muscles are innervated by: |
| Hypoglossal | Muscles of the tongue are innervated by: |
| Intrinsic and Extrinsic | Two groups of tongue muscles: |
| shape | Intrinsic muscle of the tongue control the __________ of the tongue. |
| 4 | There are how many intrinsic muscles of the tongue? |
| superior and inferior longitudinal, vertical and transverse | What are the intrinsic muscles of the tongue? |
| movement | Extrinsic muscles of the tongue control the _________ of the tongue. |
| 3 | How many extrinsic muscles of the tongue are there? |
| Genio-, Stylo-, and Hyoglossus | What are the extrinsic muscles of the tongue? |
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