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Muscles of the Face

Names, Origins, Insertions, and Actions of Facial Muscles

QuestionAnswer
consists of the occipitofrontalis and the epicranial aponeurosis epicranius
has a frontal belly and occipital belly occipitofrontalis
part of the occipitalfrontalis; raises eyebrows and wrinkles forehead frontal belly
part of the occipitofrontalis; retracts scalp occipital belly
muscles on nose; depresses the top of nose to flare nostrils nasalis
O-shaped muscle around eyes; closes eyes with blinking or winking orbicularis oculi
O-shaped muscle around lips; purses lips with kissing orbicularis oris
Origin: zygomatic bone Insertion: skin/tissue at the upper corners of mouth Action: pulls sides of mouth up with smiling zygomaticus major
assists the zygomaticus major; attached to top lip zygomaticus minor
pulls up upper lip with snarling levator labii superioris
pulls down lower lip with pouting depressor labii inferioris
pulls down angle of mouth with frowning depressor anguli oris
Origin: zygomatic arch Insertion: angle and ramus of mandible Action: pulls up on mandible to close jaw masseter
assists on elevating mandible temporalis
work together to protract the jaw and move it from side to side medial and lateral pterygoids
compresses cheeks against teeth when holding food in mouth buccinator
attaches tongue to styloid process; pulls tongue backward and upward styloglossus
attaches tongue to hyoid bone; pulls tongue backwards and downwards hyoglossus
attaches tongue to the jaw; sticks the tongue out genioglossus
Created by: Krjadixon
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