The Trunk
Trunk Muscles (Plate 8).
A is the front view of trunk, which is composed of a soft mass of muscles that influence the outer shape and markings of the body. The following are of importance
K: Sterno mastoid.
M : Trapezius.
D: Deltoid.
E : Pectoralis major.
F : Serratus magnus.
G : Umbilicus.
P: Obliquus externus.
H: Rectus abdominis. B is the back of trunk.
S .' Latissimus dorsi.