The shoulder girdle consists primarily of the scapula bone and the clavicle bone or collar bone which move together as a unit. The shoulder girdle muscle are those which attach to and move these two bones. Select the shoulder muscles below to view more details, actions, origins and insertions.
Or why not test your knowledge with our shoulder girdle quick quiz!
Shoulder Girdle Movements
The movements available for the shoulder girdle or scapula in particular are:
- Protraction - moving the shoulder blade forwards, away from the spine.
- Retraction - pulling the shoulder blades back, towards the spine.
- Elevation - moving the scapula upwards as in shrugging the shoulders.
- Depression - moving the shoulder blade downwards.
- Upward rotation - rotating the lower medial border of the scapula or shoulder blade away from the spine for example when the arm is moved out to the side and above the shoulder.
- Downward rotation - rotating the lower scapula towards the spine as in moving the arm behind the back.
Answer these 10 simple questions on the muscles and bones of the shoulder girdle.
Q: The shoulder girdle consists primarily of...
- A: The scapula bone and humerus
- B: The scapula and shoulder blade
- C: The scapula and clavicle
- D: The scapula only