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Stack #22345

Muscle nameOriginInsertionActionDescription
Buccinator Outer surfaces of alveolar processes of the maxilla and mandible over the molars and along the pterygomandibular raphe Deep part of the muscles of the lips Compresses the cheek (blank)
Corrugator supercilii Medial end of the supercillary arch Deep surface of the skin under the medial portion of the eyebrow Draws eyebrows down & medial (blank)
Depressor labii inferioris Mandible between the symphysis & the mental foramen Skin of lower lip Draws the lower lip down and lateral Medial to Depressor Anguli Oris
Levator anguli oris Canine fossa of maxilla Angle of the mouth Elevates the corner (angle) of the mouth Deep to Levator Labii Superioris
Levator labii superioris Angular head: Frontal process of the maxilla & zygomatic bone Infraorbital head: Lower margin of the orbit Angular head: Greater alar cartilage & skin of nose & upper lip Infraorbital head: Muscle of upper lip Angular head dilates the nares & both heads elevate the upper lip 2 heads - Angular, Infraorbital
Levator palpebrae superioris Inferior surface of the lessor wing of the sphenoid bone Skin of the upper eyelid Superior movement of upper eyelid (blank)
Masseter Zygomatic process of maxilla, medial & inferior surfaces of zygomatic arch Angle & ramus of the mandible, lateral surface of coronoid process of the mandible Closes lower jaw & clenches teeth (blank)
Occipital frontal AKA Epicranius Occipital belly: Lateral 2/3 of superior nuchal line of the occiput, mastoid process, Frontal belly: Galea aponeurotica Occipital belly: Galea aponeurotica, Frontal belly: Fascia of the facial muscles & skin above the nose & eyes Draws back scalp, wrinkles forehead & raises eyebrows (blank)
Orbicularis oris Lateral band: Alveolar border of the maxilla Medial band: Septum of the nose Inferior portion: Lateral to the midline of the mandible Becomes continuous with other muscles at the angle of the mouth into itself Closure & protrusion of lips 3 parts - Lateral band, Medial band, Inferior portion
Temporalis Temporal fossa, consists of the frontal, temporal & parietal bones of skull Coronoid process, anterior border of ramus of the mandible Closes lower jaw & clenches teeth (blank)
Created by: MS Marti
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