Zygomaticus minor muscle
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Zygomaticus minor | ||
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Muscles of the head, face, and neck. | ||
Origin: | zygomatic bone | |
Insertion: | skin of the upper lip | |
Artery: | facial artery | |
Nerve: | facial nerve, buccal branch | |
Action: | elevates upper lip | |
Dorlands/Elsevier | m_22/12551392 |
The zygomaticus minor is a muscle of facial expression. It originates on the zygomatic bone and then inserts on the upper lip. It raises the corners of the mouth and is thus used in smiling. Like all muscles of facial expression, it is innervated by the facial nerve (CN VII).
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scalp/eyelid: occipitofrontalis (occipitalis, frontalis) - orbicularis oculi - corrugator supercilii - depressor supercilii
extraocular: levator palpebrae superioris - superior tarsal - rectus (superior, inferior, medial, lateral) - oblique (superior, inferior) - intraocular: ciliary - iris dilator - iris sphincter
ear: auriculares - temporoparietalis - stapedius - tensor tympani
nose: procerus - nasalis (dilatator naris) - depressor septi nasi - levator labii superioris alaeque nasi
mouth: levator anguli oris/depressor anguli oris - levator labii superioris/depressor labii inferioris - zygomaticus (major, minor) - mentalis - buccinator - orbicularis oris - risorius
mastication: masseter - temporalis - pterygoid (lateral, medial)
tongue: extrinsic (genioglossus - hyoglossus - chondroglossus - styloglossus) intrinsic (superior longitudinal - inferior longitudinal - transversus - verticalis)
soft palate: levator veli palatini - tensor veli palatini - musculus uvulae - palatoglossus - palatopharyngeus
pharynx: pharyngeal constrictor (inferior, middle, superior) - stylopharyngeus - salpingopharyngeus
larynx: cricothyroid - posterior cricoarytenoid - lateral cricoarytenoid - arytenoid - thyroarytenoid