The document lists and describes various superficial and deep muscles of the back and shoulder, ventral neck, and chest and abdomen. It includes muscles like the latissimus dorsi, trapezius, deltoids, levator scapulae, supraspinatus, and infraspinatus in the back and shoulder section. The ventral neck section lists the masseter, digastric, mylohyoid, sternohyoid, and sternocleidomastoid muscles. Finally, the chest and abdomen section outlines superficial muscles such as the pectoralis minor, external and internal obliques, and rectus abdominus.