Synergy pattern

Question 1

What are the flexion synergy patterns for the UE?

Answer 1

• Scapular retraction/elevation or hyperextension
• Shoulder abduction, external rotation
• Elbow flexion (strongest component)
• Forearm supination
• Wrist and finger Flexion

Question 2

What are the extension synergy components for the UE?

Answer 2

• Scapular protraction
• Shoulder adduction,* internal rotation
• Elbow extension
• Forearm pronation*
• Wrist and finger flexion

Question 3

What are the components of flexion synergy patterns for the LE?

Answer 3

• Hip flexion,* abduction, external rotation
• Knee flexion
• Ankle dorsiflexion, inversion
• Toe dorsiflexion

Question 4

What are the components of an extension synergy pattern for the LE?

Answer 4

• Hip extension, adduction,* internal rotation
• Knee extension*
• Ankle plantarflexion,* inversion
• Toe plantarflexion