2023年11月3日 · Levator anguli oris is a paired strap-like muscle of the face, located above the angles of the lips. It belongs to a large group of muscles of facial expression called the buccolabial group.

The levator anguli oris (caninus) is a facial muscle of the mouth arising from the canine fossa, immediately below the infraorbital foramen. It elevates angle of mouth medially. Its fibers are inserted into the angle of the mouth, intermingling with those of …

2024年3月19日 · The levator anguli oris (LAO) is a muscle of facial expression that elevates the mouth's corners (see Image. Levator Anguli Oris). This muscle works with the zygomaticus major and minor, levator labii superioris, and levator labii superioris alaeque nasi to provide upper dental show when smiling and maintain the upper lip's resting tone and ...

2025年1月16日 · Levator anguli oris, also known as the levator labii superioris, is a facial muscle located in the head and neck region. It is a thin, narrow muscle that originates from the zygomatic bone and inserts into the skin and muscle of the upper lip.

Learn about the levator anguli oris muscle's origin, insertion, action, innervation and its arterial supply.

2022年11月27日 · The Levator anguli oris muscle lies deep, and lateral, to the levator labii superioris. These two muscles are attached to the infraorbital tissue space (canine space), which is clinically influential as odontogenic infections may spread into it.

2018年8月8日 · The levator anguli oris (caninus) is a facial muscle of the mouth arising from the canine fossa, immediately below the infraorbital foramen. It elevates the angle of the mouth medially. The buccal branches of the facial nerve supply the levator anguli oris.

2021年11月17日 · The levator anguli oris muscle, also known as caninus or triangularis labii superioris muscles, is a buccolabial muscle, a subdivision of the facial muscles.

2023年11月21日 · The levator anguli oris is a slender, sheet-like muscle that arises from the canine fossa of maxilla. It courses almost vertically inferiorly towards the angle of the mouth to attach on the modiolus, while blending with several other facial muscles.

The levator anguli oris (Latin: musculus levator anguli oris) is a facial muscle located above the upper lip close to the opening of the oral cavity. It is classified as the buccolabial facial muscle. The levator anguli oris lifts the angle of the mouth.