👉 The term "subrector" is a medical term that refers to a small pocket or space located between the muscles of the lower abdomen and the abdominal wall. It's often referred to as a "cavity" or a "space" because it doesn't have any major organs or structures within it. In general, subrectors are found in the abdominal cavity near the umbilicus (the opening at the top of the abdomen). They play an important role in regulating blood flow and temperature