scapulohumeral rhythm

scap·u·lo·hu·mer·al rhythm

(skap'yū-lō-hyū'mĕr-ăl ridh'ĕm)
Coordinated rotational movement of the scapula that accompanies abduction, adduction, internal and external rotation, extension, and flexion of the humerus; roughly a 2:1 ratio.
References in periodicals archive ?
Scaputothoracic muscle fatigue associated with alterations in scapulohumeral rhythm kinematics during maximum resistive shoulder elevation.