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Orbicularis oculi. O: Medial wall of the orbit I: Medial wall of the orbit A: Closes the eyelid. Click for Answer. Orbicularis oris. O: Opening of the mouth I: The skin at the corners of the mouth A: Closes the mouth. Click for Answer. Zygomaticus major. O: Zygomatic bone
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Orbicularis oculi O: Medial wall of the orbit I: Medial wall of the orbit A: Closes the eyelid Click for Answer
Orbicularis oris O: Opening of the mouth I: The skin at the corners of the mouth A: Closes the mouth Click for Answer
Zygomaticus major O: Zygomatic bone I: The skin at the corners of the mouth and the orbicularis oris A: Elevates the skin at the corners of the mouth (smiling) Click for Answer
Depressor anguli oris O: Anterior 1/3 of the body of the mandible, lateral to the mental foramen I: Angle of the mouth A: Draws the angle of the mouth laterally and inferiorly, as in opening the mouth Click for Answer
Temporalis O: Temporal bone I: Coronoid process and ramus of the mandible A: Elevation of the mandible Click for Answer
Masseter O: Maxilla and the anterior portion of the zygomatic arch I: Angle and the ramus of the mandible. A: Elevation of the mandible Click for Answer
Supraspinatus O: The supraspinous fossa of the scapula I: The greater tubercle of the humerus A: Weak ABduction of the shoulder joint Click for Answer
Infraspinatus O: The infraspinous fossa of the scapula I: The greater tubercle of the humerus A: Lateral rotation of the humerus Click for Answer
Teres minor O: Inferior lateral border of the scapula I: The greater tubercle of the humerus A: Lateral rotation of the humerus Click for Answer
Pectoralis minor O: Ribs 3 through 5 I: The coracoid process of the scapula A: Protraction of the scapula Click for Answer