The ventral trunk is a group structures, including bones and muscles, which define the chest and belly, known in technical terms as the thorax and and abdomen.
The vertebral column is a bony structure providing the main support within the axial skeleton. It is further divided into sections which will be discussed here.
The ankle is a region where the leg and foot meet. Both the ankle and foot are comprised of many structures including bones, muscles, blood vessels and nerves.