Major Skeletal Muscles of the Body
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| Most medial muscle of the neck; thin; depresses larynx | sternohyoid
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| Slender muscle that parallels the posterior belly of the diagnostic muscle; elevates and retracts hyoid bone | stylohyoid
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| Consists of two bellies united by an intermediate tendon; prime mover to open the mouth; also depresses mandible | diagstric
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| Lateral and deep to sternohyoid; pulls thyroid cartilage inferiorly | sternothyroid
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| Flat triangular muscle deep to diagstric; elevates hyoid, enabling tongue to force fold bolus into the pharynx | mylohyoid
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| Narrow muscle in the midline running from chin to hyoid; widens pharynx for receiving food as it elevated the hyoid | geniohyoid
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| Super continuation of the sternothyroid | thyrohyoid
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| Squints the eyes | Orbicularis oculi
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| Furrows the forehead horizontally | frontalis
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| Smiling muscle | zygomaticus
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| Puckers the lips | obicularis oris
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| Draws the corners of the lips laterally and downward | depressor angulioris
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| Pulls the scalp posteriorly | occipitalis
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| Tenses during the shaving of the chin and neck | platysma
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| Used to show you're happy | zygomaticus
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| Compresses the cheek; holds the food between the teeth | buccinator
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| Used in winking | orbicularis oculi
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| Used to raise your eyebrows | frontalis
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| The "kissing" muscle | obicularis oris
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| Prime mover of jaw closer | masseter
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| Synergist muscle for jaw closure; elevates and retracts the mandible | temporalis
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| Posterior neck muscle, called the "bandage" muscle | splenius
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| Prime mover of head flexion, a two-headed neck muscle | sternocleidom astoid
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| Protrudess the mandible; side-to-side grinding movements | lateral pterygoid
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Created by:
buscehan