👉 A funiculus is a segment of the spinal cord that connects the spinal column to the lower extremities. It acts as a bridge for communicating the signals from the brain to the muscles, joints, and bones. The funiculus includes two main structures: the plexus of Willis (also known as the Willis' ring) which provides sensory information from the skin and muscle tissue; and the plexus of Willis (also known as the Willis' ring) which contains motor signals from