SuPINATOR
Joint Action performed by the Forearm
- Supinates – turning palming up
Origin: 1. Humerus – Laterl epicondyle
- Ulna – Supinator crest Radial Collateral Ligament
Insertion: Radius – Proximal third (lateral aspect)
Common distortions due to tightness include Lateral epicondylosis and radial nerve entrapment
LOWER ExTREMITy
Adductor Brevis
Joint Action performed by the Hip
- Adduction
- Horizontal Adduction – bringing thighs together
- Flexion (initial)
Origin: Pubis
Insertion: Femur (medial) – A. Lesser trochanter B. Linea aspera
ADDuCTOR LONGuS
Joint Action performed by the Hip
- Adduction
- Horizontal Adduction
- Flexion (initial)
Origin: Pubis
Insertion: Femur (medial) – Linea aspera