Superficial Back

Question 1

Trapezius Origin

Answer 1

External Occipital Protuberance of the Skull

C1-T12 Spinous Processes

Question 2

Trapezius Insertion

Answer 2

Upper Fibers: Medial Margin of the Clavicle

Middle Fibers: Medial Margin of the Acromion

Lower Fibers: Medial Margin of the Scapular Spine

Question 3

Trapezius Innervation

Answer 3

Subtrapezial Nerve Plexus (CN XI and C3,C4 Ventral Rami)

Question 4

Trapezius Action

Answer 4

Move Shoulder Girdle

Elevation and Depression of Scapula

Question 5

Levator Scapulae Origin

Answer 5

C1-C4 Transverse Processes

Question 6

Levator Scapulae Insertion

Answer 6

Medial Border of Scapula (Above Spine)

Question 7

Levator Scapulae Innervation

Answer 7

Dorsal Scapular Nerve

3rd and 4th Cervical Spinal Nerves

Question 8

Levator Scapulae Action

Answer 8

Move Shoulder Girdle

Question 9

Rhomboid Minor Origin

Answer 9

C7-T1 Spinous Processes

Question 10

Romboid Minor Insertion

Answer 10

Medial Border of Scapula (At Spine)

Question 11

Romboid Minor Innervation

Answer 11

Dorsal Scapular Nerve

Question 12

Rhomboid Minor Action

Answer 12

Move Shoulder Girdle

Question 13

Rhomboid Major Insertion

Answer 13

T2-T5 Spinous Processes

Question 14

Rhomboid Major Insertion

Answer 14

Medial Border of Scapula (Below Spine)

Question 15

Rhomboid Major Innervation

Answer 15

Dorsal Scapular Nerve

Question 16

Rhomboid Major Action

Answer 16

Move Shoulder Girdle

Question 17

Lattimus Dorsi Origin

Answer 17

T6-L5 Spinous Processes, Iliac Crest, Thoracolumbar Fascia

Question 18

Lattimus Dorsi Insertion

Answer 18

Intertubular Groove of Humerus

Question 19

Lattimus Dorsi Innervation

Answer 19

Thoracodorsal Nerve

Question 20

Lattimus Dorsi Action

Answer 20

Arm: Extend, Med. Rotate, ADduct