WebMuscle Anatomy Chart - Muscle Origin Insertion Action Muscle of Facial Expression Epicranius Frontal - Studocu FULL MUSCLE PRACTICAL CHART muscle epicranius frontal epicranius occipital orbicularis oculi zygomaticus risorius depressor anguli oris (triangularis) Skip to document Ask an Expert Sign inRegister Sign inRegister Home Ask … WebAug 8, 2024 · Orbicularis oris Buccinator This muscle comprises three parts, namely the superior, inferior, and posterior parts. These names are derived from anatomical terms regarding position on the...
Erector Spinae: Action, Origin & Insertion - Study.com
WebAug 8, 2024 · Origin: the muscle has a broad origin with fibers arising from the fascia of the upper thorax including the clavicle, acromial region, pectoralis major and deltoid muscles. Course: Its fibers run superiorly and … WebOrgin of the buccinator outer surface of maxilla and mandible insertion of buccinator orbicularis oris buccinator action compresses cheek inward Students also viewed A&P 2- Lab Ex 29 Reflex Arc and Somatic Refle… 20 terms Nikki032580 Latissimus Dorsi - Origin, Insertion, Joint A… 5 terms crysmorbid 9b 28 terms gunn15 citizens bank commercial card
Orbicularis oris: Origin, insertion, innervation, action
WebORBICULARIS ORIS ORIGIN Near midline on anterior surface of maxilla and mandible and modiolus at angle of mouth INSERTION Mucous membrane of margin of lips and raphe with buccinator at modiolus ACTION Narrows orifice of mouth, purses lips and puckers lip edges NERVE Accessory parts are incisivus labii superioris and inferioris WebNov 9, 2024 · Labial part of orbicularis oris : The circular fibers composing the labial part of the orbicularis oris run between the angles of the mouth, having the origin and insertion … WebNov 1, 2024 · Its muscle fibres pass anteriorly to converge on the orbicularis oris muscle in the modiolus of the mouth. Fibres originating from the ligament and raphe decussate at the modiolus whereas those originating from bone pass directly into the nearest lip without crossing. Superficial to buccinator is the buccal fat pad. citizens bank commercial loan department