Glenohumeral external rotation is the concurrent motion at the glenohumeral joint which occurs with shoulder abduction.
What is Shoulder abduction?
This refers to the process in which the arm is moved away from the body which also affects the ball and socket joint.
This is referred to as glenohumeral joint in this case which moves in an external rotation manner.
Read more about Shoulder abduction here https://brainly.com/question/9229072
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