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The zygomaticus major muscle is a muscle of the face. It arises from either zygomatic arch ; it inserts at the corner of the mouth. It is innervated by branches of the facial nerve (cranial nerve VII). It is a muscle of facial expression, which draws the angle of the mouth superiorly and posteriorly to allow one to smile. Bifid zygomaticus ...
Zygomaticus major muscle (associated with smiling). Facial EMG has been studied to assess its utility as a tool for measuring emotional reaction. [3] Studies have found that activity of the corrugator muscle, which lowers the eyebrow and is involved in producing frowns, varies inversely with the emotional valence of presented stimuli and reports of mood state [citation needed].
There are no precise histological boundaries because the modiolus is an irregular zone where dense, compact, interlacing tissue grades into the stems of individually recognizable muscles. It is contributed to by at least nine muscles: orbicularis oris , buccinator , levator anguli oris , depressor anguli oris , zygomaticus major , zygomaticus ...
The zygomatic branches of the facial nerve (malar branches) are nerves of the face.They run across the zygomatic bone to the lateral angle of the orbit.Here, they supply the orbicularis oculi muscle, and join with filaments from the lacrimal nerve and the zygomaticofacial branch of the maxillary nerve (CN V 2).
Others believe it's due to variations in the "Zygomaticus major muscle." But some people want dimples so badly that they are willing to go under the knife for it.
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V.J. Edgecombe scored 19 points to lead No. 25 Baylor to an 81-56 rout of Big 12 Conference newcomer Utah on Tuesday in Waco, Texas. Norchad Omier contributed 15 points, 14 rebounds, three blocks ...
But just because things are going according to script for Trump’s economic advisers doesn’t mean the incoming team is unified. In fact, a drama-free 2024 could simply delay clarity for Wall ...