Origins

Question 1

Upper Trapezius

Answer 1

• posterior occipital bone
• spinous processes C1-7 via nuchal ligament

Question 2

Middle Trapezius

Answer 2

• spinous processes T1-5

Question 3

Lower Trapezius

Answer 3

• spinous processes T6-12

Question 4

Levator scapulae

Answer 4

• transverse processes C1-4

Question 5

Rhomboid minor

Answer 5

• spinous processes C7-T1

Question 6

Rhomboid major

Answer 6

• spinous processes T2-5

Question 7

Serratus anterior

Answer 7

• lateral surface ribs 1-8

Question 8

Pectoralis minor

Answer 8

• anterior surface ribs 3-5

Question 9

Subclavius

Answer 9

• superior surface rib 1 at junction of costal cartilage

Question 10

Pectoralis major

Answer 10

• clavicular: anterior medial 1/2 of clavicle
• sternal: manubrium and sternum body, costal cartilages ribs 1-6

Question 11

Anterior Deltoid

Answer 11

• lateral 1/3 of clavicle

Question 12

Middle Deltoid

Answer 12

• acromion process

Question 13

Posterior Deltoid

Answer 13

• spine of scapula

Question 14

Latissimus dorsi

Answer 14

• spinous processes T7-L5
• posterior sacrum
• iliac crest
• ribs 10-12
• inferior angle of scapula

Question 15

Supraspinatus

Answer 15

• supraspinous fossa of scapula

Question 16

Infraspinatus

Answer 16

• infraspinous fossa of scapula

Question 17

Teres minor

Answer 17

• axillary border of scapula

Question 18

Subscapularis

Answer 18

• subscapular fossa

Question 19

Teres major

Answer 19

• axillary border of the scapula near inferior angle

Question 20

Coracobrachialis

Answer 20

• coracoid process of scapula

Question 21

Biceps brachii

Answer 21

• long head - supraglenoid tubercle of scapula
• short head - coracoid process of scapula

Question 22

Triceps brachii

Answer 22

• long head - infraglenoid tubercle of scapula
• medial head - distal posterior humerus
• lateral head - superior postolateral humerus