Muscles from the Axial Skeleton to Pectoral Girdle

Question 1

Trapezius origin?

Answer 1

Occipital bone, ligamentum nuchae, spinous process C7-T12

Question 2

Trapezius insertion?

Answer 2

Clavicle, acromion and spine of scapula

Question 3

Trapezius action?

Answer 3

Elevates and retracts scapula

Question 4

Trapezius innervation?

Answer 4

Accessory n. (CN XI)

Question 5

Levator scapulae origin?

Answer 5

Transverse processes C1-C4

Question 6

Levator scapulae insertion?

Answer 6

Medial border of scapula superior to spine

Question 7

Levator scapulae action?

Answer 7

Elevates scapula

Question 8

Rhomboid minor origin?

Answer 8

Spinous processes C7-T1

Question 9

Rhomboid minor insertion?

Answer 9

Medial border of scapula superior to spine

Question 10

Rhomboid minor action

Answer 10

Retracts scapula

Question 11

Rhomboid major origin?

Answer 11

Spinous processes T2-T5

Question 12

Rhomboid major insertion?

Answer 12

Medial border of scapula inferior to spine

Question 13

Rhomboid major action?

Answer 13

Retracts scapula

Question 14

Serratus anterior origin?

Answer 14

Ribs 1-8

Question 15

Serratus anterior insertion?

Answer 15

Medial border of scapula

Question 16

Serratus anterior action?

Answer 16

Protracts, stabilizes scapula

Question 17

Subclavius origin?

Answer 17

Rib 1

Question 18

Subclavius insertion?

Answer 18

Inferior surface of clavicle

Question 19

Subclavius action?

Answer 19

Stabilizes, depresses clavicle

Question 20

Pectoralis minor origin?

Answer 20

Ribs 3-5

Question 21

Pectoralis minor insertion?

Answer 21

Coracoid process of scapula

Question 22

Pectoralis minor action?

Answer 22

Protects scapula