anatomy

Question 1

What are the extrinsic muscles of the back?
what are they innervated by?
where are then?

Answer 1

Trapezius 
Levator scapulae 
Latisimus dorsi 
Rhomboid major 
Rhomboid minor 
Seratus posterior superior 
Seratus posterior inferior 

Innervated by anterior rami of spinal nerves or cranial nerve 11

Question 2

Label a vertebra

Answer 2

Pic