Each joint action, with the role and emphasis the graph assigns each muscle. These are qualitative anatomical labels, not measured muscle activation.
Hip abductionprimary action
Gluteus medius (prime mover, high emphasis); Gluteus minimus (synergist, moderate emphasis); Tensor fascia lata (synergist, moderate emphasis)
Shoulder abductionprimary action
Medial deltoid (prime mover, high emphasis); Supraspinatus (synergist, moderate emphasis); Anterior deltoid (synergist, low emphasis)
Ankle plantarflexionprimary action
Gastrocnemius (prime mover, moderate emphasis); Soleus (synergist, moderate emphasis)
Hip adductionsecondary action
Adductor longus (synergist, moderate emphasis); Adductor brevis (synergist, moderate emphasis); Gracilis (synergist, low emphasis)
Scapula upward rotationsecondary action
Trapezius (synergist, moderate emphasis); Serratus anterior (synergist, moderate emphasis)