Upper Body Muscular Origins

Question 1

Trapezius

Answer 1

Superior nuchal line, external occipital protuberance, ligament niche and spinous processes C7-T12

Question 2

Latissimus dorsi

Answer 2

SP T7-12, Thoracolumbar fascia, iliac crest and ribs 10-12

Question 3

Levator Scapulae

Answer 3

Transverse Process of C1-C4

Question 4

Rhomboid Minor

Answer 4

Lower portion of ligament nuchal, SP C7-T1

Question 5

Rhomboid Major

Answer 5

SP T2-T5

Question 6

Pectoralis Major (Clavicular head)

Answer 6

anterior surface medial half of the clavicle

Question 7

Pectoralis Major (sternocostal head)

Answer 7

Anterior sternum and upper seven costal cartilages and aponeurosis of external oblique

Question 8

Pectoralis Minor

Answer 8

Anterior Surface ribs 3-5

Question 9

Serratus Anterior

Answer 9

External surface of lateral surface ribs 1-8

Question 10

Subclavius

Answer 10

Junction of rib 1 and its costal cartilage

Question 11

Deltoid

Answer 11

inferior edge of scapular spine, lateral margin of the acromion, anterior border lateral one third of the clavicle

Question 12

supraspinatus

Answer 12

supraspinatus fossa

Question 13

infraspinatus

Answer 13

infraspinous fossa

Question 14

Teres Minor

Answer 14

Upper 2/3 posterior Lateral Border of the scapula

Question 15

Teres Major

Answer 15

posterior surface inferior lateral angle of the scapula

Question 16

Subscapularis

Answer 16

sub scapular fossa