Orbicularis oris action - Study guides, Class notes & Summaries

Orbicularis Oculi - Action & Innervation -:- Action: eye closure Innervation: facial nerve (CN VII) Obicularis Oris - Action & Innervation -:- Action: mouth closure: closes lips, protrudes lips forwards, presses lips against teeth Innervation: facial nerve CN VII Zygomaticus major/minor: Action & Innovation -:- Action: pull corners of lips upward Innervation: facial nerve CN VII Risorius: action & innervation -:- action: pulls the corners of the mouth posteriorly (grin or grimac...

Orbicularis Oculi Ξ -:- Action: eye closure Innervation: facial nerve (CN VII) Temporalis Ξ -:- Action: Elevates mandible, closes jaw Innervation: trigeminal nerve (CN V, mandibular branch) Orbicularis Oris Ξ -:- Action: mouth closure: closes lips, protrudes lips forward, presses lips against teeth Innervation: facial nerve (CN VII) Zygomaticus major/minor Ξ -:- Action: pull corners of lips upward Innervation: facial nerve (CN VII) Risorius Ξ -:- Action: pulls the corners...

IUPUI Anatomy Yard Exam 3 Questions and Answers 100% Pass Origin - Answer- proximal Insertion - Answer- distal Buccinator Action - Answer- compresses cheeks Buccinator Origin&Insertion - Answer- Origin- alveolar processes of maxilla and mandible opposite the molar teeth Insertion- Blends into fibers of obicularis oris Mentalis Action - Answer- elevates, everts, and protrudes lower lip Mentalis Origin&Insertion - Answer- Origin- Incisive fossa of mandible Insertion- Skin of chin Orbicu...

IUPUI Anatomy Yard Exam 3 Questions & Correct Answers Origin - ANSWER : proximal Insertion - ANSWER : distal Buccinator Action - ANSWER : compresses cheeks Buccinator Origin&Insertion - ANSWER : Origin- alveolar processes of maxilla and mandible opposite the molar teeth Insertion- Blends into fibers of obicularis oris Mentalis Action - ANSWER : elevates, everts, and protrudes lower lip Mentalis Origin&Insertion - ANSWER : Origin- Incisive fossa of mandible Insertion- Skin of chin...

Facial Muscles Anatomy SUU Test Questions and Answers orbicularis oris action - Answer- primarily closes and protrudes lips (kiss face) orbicularis oculi action - Answer-closes the eyelid risorius action - Answer-pulls corner of lips laterally zygomaticus (major and minor) action - Answer-raises corner of mouth (smiling) temporalis action - Answer-elevates and retracts mandible masseter action - Answer-elevates mandible what is the innervation of most facial muscles? - Answe...

A&P 1 101 Module 5 Exam Question 1 2 / 2 pts There are three types of muscle tissue found in the body. Correct! True False Question 2 2 / 2 pts Smooth and cardiac muscle tissue are both un der voluntary control. True Correct! False Question 3 2 / 2 pts The musculocutaneous nerve is part of the central nervous system. True Correct! False False- this is a peripheral nerve Question 4 2 / 2 pts A motor signal is a signal that is sent from a muscle to the central nervous system. True Correct! False F...

Endomysium - Answer-thin sleeve of loose connective tissue around each fiber Perimysium - Answer-thicker layer of connective tissue that wraps fasicles fascicles - Answer-bundles of muscle fibers wrapped together Epiysium - Answer-surrounds entire muscle fascia - Answer-sheet, band prime mover (agonist) - Answer-muscle producing most of the force during a particular action synergist - Answer-muscle that aids the prime mover antagonist - Answer-muscle that opposes the action of the prime m...

IUPUI Anatomy Yard Exam 3 All Answers Correct Origin Insertion proximal distal Buccinator Action compresses cheeks Buccinator Origin&Insertion molar teeth Origin- alveolar processes of maxilla and mandible opposite the Insertion- Blends into fibers of obicularis oris Mentalis Action elevates, everts, and protrudes lower lip Mentalis Origin&Insertion Insertion- Skin of chin Orbicularis Oris Action Origin- Incisive fossa of mandible compresses, purses lips (closes ...

IUPUI Anatomy Yard Exam 3 Questions and Answers 100% Pass Origin - Answer- proximal Insertion - Answer- distal Buccinator Action - Answer- compresses cheeks Buccinator Origin&Insertion - Answer- Origin- alveolar processes of maxilla and mandible opposite the molar teeth Insertion- Blends into fibers of obicularis oris Mentalis Action - Answer- elevates, everts, and protrudes lower lip Mentalis Origin&Insertion - Answer- Origin- Incisive fossa of mandible Insertion- Skin of chin Orbicu...

_biod_151___exam_6 Exam 6 The origin is the bony site of attachment that is stationary during the movement. The insertion of a muscle is the bony site of attachment that is moved by the muscle contraction The action of the muscle is what effect is produced by the muscle’s contraction. The innervation is the peripheral nerve that supplies a muscle with the message from the brain. Muscles of Facial Expression Orbicularis oculi Action: eye closure Innervation: facial nerve (CN VII) ...