Upper limb trapezius, levator scapulae, and rhomboid major + minor pg 300
Trapezius transverse part action
draws scapula medially
Trapezius ascending part action
draws scapula medially downward | entire muscle, steadies scapula on throax
Levator scapulae action
draws scapula medially upward while moving inferior angle medially | inclines neck to same side
Rhomboid major + minor
steadies scapula + draws scapula medially upward
Trapezius transverse part insertion
acromion
Trapezius descending part insertion
clavicle lateral one third
Rhomboid minor insertion
medial border of scapula above
Levator scapulae insertion
scapula superior angle
Trapezius ascending part origin
spinous process of T5-T12
Levator scapulae origin
transverse process of C1-C4
Trapezius ascending part insertion
scapula spine
Trapezius transverse part origin
aponeurosis at T1-T4 spinous process
Rhomboid major insertion
below scapular spine
Parts that make up the trapezius
descending part, transverse part, ascending part
Trapezius descending part action
draws scapula obliquely upward | rotates glenoid cavity superiorly | tilts head to same side and rotates it to opposite
Trapezius descending part origin
occipital bone | spinous process of C1-C7
Rhomboid minor origin
spinous process of C6, C7
Rhomboid major origin
spinous process of T1-T4 vertebrae