Table 2 Glass marble naming and locations.
Segment / Joint Label Location
Head L/R FHD Front head marker
Shoulder joint L/R ACR The midpoint on the acromion process lateral ridge
Elbow joint L/R MEL Medial epicondyle of the humerus
L/R LEL Lateral epicondyle of the humerus
Wrist joint L/R AMWR Anterior mid-stylion
L/R PMWR Posterior mid-stylion
Trunk L/R ICP Tubercle of the iliac crest
Knee joint L/R MKN Medial epicondyle of the femur
L/R LKN Lateral epicondyle of the femur
Ankle joint L/R MAN Medial malleolus of the tibia
L/R LAN Lateral malleolus of the tibia