Functions Flashcards
Trapezius function
upward rotation (lower)
Latissium Dorsi function
internal rotation, shoulder extension, some adduction
Levator scapulae function
downward rotation
Rhomboid function
adduction or retration, downward rotation
Anterior Deltoid function
anterior: flexion and some abduction, horizontal abduction, internal rotation
Posterior Deltoid function
posterior: horizontal abduction, extension, external rotation
Middle Deltoid function
middle: major abductor of shoulder joint
Teres Major function
internal rotation, adduction, extension
Supraspinous function:
stabilize, pull head of humerus towards glenoid fossa & allows for some slight abduction
Infraspinatus function:
external rotation, assist with abduction (pulling head of the joint up)
Teres Minor function
external rotation, adduction
Subscapularis function
internal rotation, adduction, horizontal adduction
Pectoralis Major function
downward rotation, protraction; adduction and internal rotation
Pectoralis Minor function
- protraction scapula
- depress scapula
Subclavius function
depression of clavicle
Serratus anterior function
protraction
What are the upward rotators of the scapula?
- serratus anterior
- upper trapezius
What are the downward rotators of the scapula?
- pec minor
- rhomboids
- levator scapulae
What are the elevators of the scapula?
-traps
levator scapulae
What are the depressors of the scapula?
- pec minor
- Lats
What are the protractors of the scapula?
Pec minor
serratus anterior
What are the retractors of the scapula?
middle traps
rhomboids
