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 …

Oct 30, 2023 · The main action of zygomaticus major is to pull the angle of the mouth superolaterally. In coordination with other buccolabial muscles, it facilitates speech and …

The zygomaticus major is a facial muscle that originates from the zygomatic bone and inserts into the angle of the mouth, playing a key role in the movement and expression of the lips and …

Learn about the zygomaticus major muscle: its origin, action, innervation and clinical correlations.

The zygomaticus major muscle (Latin: musculus zygomaticus major) is a paired facial muscle that extends between the zygomatic bone and the angle of the mouth. It is one of two zygomatic …

Jun 10, 2025 · This review provides a comprehensive, interdisciplinary analysis of the zygomaticus musculature, integrating classical anatomical insights with recent advances in …

The zygomaticus muscles are a pair of facial expression muscles that play a major role in elevating the corners of the mouth, particularly during smiling. There are two main …

The zygomaticus major muscle is located in the skin of the face and is attached to the zygomatic bone, also known as the cheekbone. It is located in the middle third of the face, between the …

Nov 17, 2021 · The zygomaticus major muscle is a member of the buccolabial muscle group of the upper lip, a subset of the facial muscles 1. It joins with the muscle fibers of levator anguli …

Aug 25, 2025 · The zygomaticus major is a significant muscle of the human face, playing a central role in facial expressions. This muscle is fundamental to how people communicate non …