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External rotation of the shoulder joint
🏵️ The image shows the forearm and arm rotating outward, away from the midline of the body, indicated by the green arrow.
🏵️ This is the definition of external (lateral) rotation, where the anterior surface of the humerus turns outward.
🏵️ The movement occurs at the shoulder joint (glenohumeral joint), which is a ball-and-socket synovial joint.
🏵️ Muscles involved include the infraspinatus and teres minor, both part of the rotator cuff group.
🏵️ The anatomical movement is external rotation of the shoulder joint.
This question is from ANATOMY and PHYSIOLOGY Skeletal Tissue, The Skeleton, Joints. which contains 41 questions.
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