Deltoid: Major muscle involved is your anterior deltoid. Your pectoralis major is also significantly involved. Triceps help with extension of your elbow. Supraspinatous, trapezius, serratus are also involved in the glide of the shoulder/scapula in this movement.
Answered 9/13/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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