This document provides information about anatomical directions, body cavities, and body regions. It defines superior, lateral, dorsal/posterior, cranial, medial, ventral/anterior, caudal, and inferior anatomical directions. It identifies the 5 main body cavities as cranial, spinal, thoracic, abdominal, and pelvic. It further divides the abdominal cavity into 9 regions - right and left hypochondriac, lumbar, iliac, umbilical, and hypogastric regions.