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Muscles of the face

Origin, Incertion, and action of the facial muscles

QuestionAnswer
Compressor Naris Origin Nose
Compressor Naris Insertion Maxilla
Compressor Naris Action Compresses nasal cartilages
Dilator Naris Origin Maxilla
Dilator Naris Insertion Nose
Dilator Naris Action Widens nasal opening
Occipitofrontalis Origin Nuchal line of occipital bone Skin and fascia of the eyebrows
Occipitofrontalis Insertion Epicranial aponeurosis
Occipitofrontalis Action Raises eyebrows Moves the scalp
Platysma Origin Fascia over pectoralis major and deltoid
Platysma Insertion Mandible Muscles around the mouth
Platysma Action Depresses mandible Draws lower lip downward
Procerus Origin Nose
Procerus Insertion Skin between the eyebrows
Procerus Action Wrinkles nose skin
Corrugator Supercillii Origin Frontal bone
Corrugator Supercillii Insertion Skin of the eyebrow
Corrugator Supercillii Action Draws eyebrows down in frowning
Depressor Anguli Oris <^> Origin Bones and fascia around mouth
Depressor Anguli Oris <^> Insertion Lips
Depressor Anguli Oris <^> Action Separates the lips
Depressor Labii Inferioris <^> Origin Bones and fascia around the mouth
Depressor Labii Inferioris <^> Insertion Lips
Depressor Labii Inferioris <^> Action Separates the lips
Levator Anguli Oris <^> Origin Bones and fascia around the mouth
Levator Anguli Oris <^> Insertion Lips
Levator Anguli Oris <^> Action Separates lips
Levator Labii Superioris <^> Origin Bones and fascia around the mouth
Levator Labii Superioris <^> Insertion Lips
Levator Labii Superioris <^>Actions Separates lips
Levator Labii Superioris Alaque Nasi <^> Origin Bones and fascia around the mouth
Levator Labii Superioris Alaque Nasi <^> Insertion Lips
Levator Labii Superioris Alaque Nasi <^> Action Separates the lips
Mentalis <^> Origin Bones and fascia around the mouth
Mentalis <^> Insertion Lips
Mentalis <^> Action Separates lips
Risorius <^> Origin Bones and fascia around mouth
Risorius <^> Insertion Lips
Risorius <^> Action Separates lips
Zygomatic Major <^> Origin Bones and fascia around mouth
Zygomatic Major <^> Insertion Lips
Zygomatic Major <^> Action Separates lips
Zygomatic Minor <^> Origin Bones and fascia around mouth
Zygomaticus Minor <^> Insertion Lips
Zygomaticus Minor <^> Action Separates lips
Levator Palpabrae Superioris Origin Root of orbit
Levator Palpabrae Superioris Insertion Upper eyelid
Levator Palpabrae Superioris Action Elevates eyelid
Orbicularis Oculi Origin Orbital margin
Orbicularis Oculi Insertion Eyelid
Orbicularis Oculi Action Closes eyelid
Temporalis Origin Lateral surface of the temporal bone
Temporalis Insertion Mandible (coronoid process and ramus)
Temporalis Action Closes jaw Retracts jaw
Masseter Origin Zygomatic Arch
Masseter Insertion Mandible
Masseter Actions Closes the jaw Assists protraction of jaw Unilaterally - lateral jaw motion to same side.
Orbicularis Oris Origins Maxilla Mandible Lips Buccinator
Orbicularis Oris Insertion Muscles inserting into the lips
Orbicularis Oris Action Lip closure
Buccinator Origins Mandible Maxilla
Buccinator Insertion Lips
Buccinator Action Maintains cheeks near teeth
Medial Pterygoid Origin Pterygoid plate (medial surface)
Medial Pterygoid Insertion Mandible (medial surface of ramus)
Medial Pterygoid Action Closes jaw Unilaterally - lateral jaw motion to opposite side
Lateral Pterygoid Origin Pterygoid plate (lateral surface)
Lateral Pterygoid Insertion Mandible Temporomandibular joint capsule
Lateral Pterygoid Action Protracts jaw Unilaterally - lateral jaw motion to same side.
Created by: JPZepeda
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