The Shoulder Complex

Question 1

What bones articulate at the shoulder

Answer 1

Sternum, clavicle, ribs, scapula and humerus

Question 2

Rhomboid minor origin and insertion

Answer 2

O- spinous process of C7-T1

I-medial end of spine of scapula

Question 3

Rhomboid major origin and insertion

Answer 3

O-spinous process of T2-T5

I-medial border of the scapula

Question 4

Trapezius upper fibres origin and insertion

Answer 4

O- medial superior nuchal line

I-lateral clavicle

Question 5

Trapezius middle Fibres origin and insertion

Answer 5

O- spinous process C1-C6 and vertebra C7-T3

I- spine of scapula

Question 6

Trapezius lower fibres origin and insertion

Answer 6

O-spinous processes and supraspinous ligaments T4-T12

I-lateral part of scapular spine

Question 7

Serratus anterior origin and insertion

Answer 7

O-ribs

I-scapula

Question 8

Pectoralis minor origin and insertion

Answer 8

O- medial border and Coracoid process of scapula

I-medial and lateral pectoral nerves (C5-T1)

Question 9

Lavatory scapulae origin and insertion

Answer 9

O- transverse processes of vertebrae C1-C4

I-medial border of scapula

Question 10

Subclavius origin and insertion

Answer 10

O- costal cartilage, eternal end of rib 1

I- anteroinferior surface of clavicle

Question 11

Sternoclavicular joint movement

Answer 11

Elevation depression
Pronation retraction
Axial rotation

Question 12

Acromioclavicular joint movement

Answer 12

Upward downward rotation
Posterior anterior tilting
Internal external rotation

Question 13

Glenohumeral joint movement

Answer 13

Adduction abduction
Flexion extension
Internal external rotation

Question 14

Scapulothoracic articulation movements

Answer 14

Elevation depression
Pronation retraction
Upward downward rotation

Question 15

Sternoclavicular joint support

Answer 15

Articular disc 
Joint capsule 
Costoclavicular ligament 
Interclavicular ligament 
Sternoclavicular ligament