1. nbshoulders.
Retracts. nbAids nbin nbelevation nbof nbscapula.
2. Trapezius
nbmiddlen
division
b
Depresses. nbRetracts. nbRotates nbthe nbscapula nbupwards.
3. Trapezius
nblowern
division
b
4. Levator nbScapulae nbElevates. nbRotates nbthe nbscapula nbdownwards.
1 nb/
nb29
,5. Rhomboid nbMajor nb Retracts. nbElevates nbthe nbscapula.
2 nb/
nb29
,6. Rhomboid nbMinor nbRetracts. nbElevates. nbDownward nbrotation nbof nbscapula.
7. Serratus nbAnterior nbProtracts. nbUpward nbrotation.
8. Pectoralis nbMinor Depresses. nbDownward nbrotation nbof nbscapula.
3 nb/
nb29
, 9. Subclavius Depresses nbclavicle. nbPulls nbit nbinferiorly nb& nbanteriorly.
4 nb/
nb29