👉 Retrosplenial (also known as a retroseptal) is a term that refers to the area of the spleen located just below the left kidney, which separates it from the right kidney. This region is crucial for regulating blood flow and maintaining homeostasis in the body's immune system, as well as other vital functions such as blood clotting and hormone production. The term "retrosplenial" comes from the Greek words "re-" (meaning "above") and "