Orbicularis oris: Origin, insertion, innervation, action - Kenhub Orbicularis oris is a complex circular muscle that surrounds the orifice of the mouth and forms the majority of the lips It belongs to a large group of muscles of facial expression called the buccolabial group
Orbicularis oculi muscle - Wikipedia The orbicularis oculi is a sphincter-like muscle in the face that closes the eyelids [1] It arises from the nasal part of the frontal bone, from the frontal process of the maxilla in front of the lacrimal groove, and from the anterior surface and borders of a short fibrous band, the medial palpebral ligament
Orbicularis oculi muscle Origin, Insertion, Function, Exercise Origin insertion of Orbicularis oculi muscle The Orbicularis oculi muscle is a flat, broad muscle that makes an ellipse around the circumference of the orbit It is collected of orbital, palpebral deep palpebral parts, each of which has its own specific set of attachments:
Orbicularis oris muscle - Location, Structure, Function, Diagram The orbicularis oris muscle plays an important role in facial expression, speech, and swallowing It is responsible for the movement of the lips and helps in the formation of various facial expressions, such as smiling, pouting, and kissing [1]
Orbicularis Oculi: Definition, Function, Location, And Anatomy The orbicularis oculi muscle is responsible for eyelid closure It is a complex muscle, with a complicated spatial arrangement of myofibers The muscle can be divided into three types: orbital, preseptal and pretarsal