Answers:
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Platysma
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Origin - Fascia over deltoid and pectoralis major muscles.
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Interaction - Mandible, blends with muscles around angle of mouth, and skin of lower face.
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Action - Draws outer part of lower lip inferiorly and posteriorly as in pouting; depresses mandible.
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Mentalis
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Origin - Mandible
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Interaction - Skin of chin
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Action - Elevates and protrudes lower lip and pulls skin of chin up, as in pouting.
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Orbicularis oris
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Origin - Muscle fibers surrounding opening of mouth
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Interaction - Skin at corner of mouth
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Action - Closes and protrudes lips, as in kissing; compresses lips against teeth; and shapes lips during speech.
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Corrugator supercilii
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Origin - Medial end of superciliary arch of frontal bone.
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Interaction - Skin of eyebrow
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Action - Draws eyebrow inferiorly and wrinkles skin of forehead vertically as in frowning.
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Orbicularis oculi
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Origin - Medial wall of orbit
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Interaction - Circular path around orbit
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Action - Closes eye
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Occipitofrontalis (frontal belly)
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Origin - Epicranial aponeurosis
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Interaction - Skin superior to supraorbital margin
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Action - Draws scalp anteriorly, raises eyebrows, and wrinkles skin of forehead horizontally as in look of surprise.
REFERENCE:
Tortora, G. J., & Derrickson, B. (2017). Principles of anatomy & physiology. Fifteenth edition; Wiley Loose-Leaf Print Companion. Hoboken, New Jersey, John Wiley & Sons, Inc.