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Definition: facial muscle of anterior cheek extending to upper lip; origin, zygomatic bone posterior to zygomaticomaxillary suture; insertion, orbicularis oris of upper lip; action, draws upper lip upward and outward; nerve supply, facial.
Synonym(s): musculus zygomaticus minorTA, caput zygomaticum quadrati labii superioris, lesser zygomatic muscle
Examples: glitazone, GI cocktail, etc.
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