<prompt> Protractor of scapula is?Serratus anteriorRhomboidis majorDeltoidPectoralis major  <response>: Serratus anteriorREF: Grays anatomy 39th ed p. 829, 830Movements of scapula:MovementMusclesElevationTrapezius and Levator scapularProtractionSerratous anterior and Pectoralis minorRetractionRhomboids and TrapeziusLateral rotationupper trapezius and lower serratousMedial rotationLevator scapulae , Rhomboids and Pectoralis minor 