Biological Sciences and Healthcare, part 1

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Lymphatic structure of trunk > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > lymphatic system > Regional lymphatic structures > Lymphatic structure of trunk > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Lymphoreticular structure > Lymphatic tissue > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > immune system > Mononuclear phagocyte system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Hematological system structure (body structure) > Hematopoietic system > Mononuclear phagocyte system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > lymphatic system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Body organ > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > immune system > Lymphoid system > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Hematological system structure (body structure) > Hematopoietic system > Lymphoid system > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Structure of subregion of trunk (body structure) > Lower trunk > Abdomen > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Structure of subregion of trunk (body structure) > Structure of abdominopelvic cross-sectional segment of trunk > Abdomen > Structure of abdominal lymph node > Colic lymph node > Structure of ileocolic lymph node > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Lymphatic structure of trunk > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > lymphatic system > Regional lymphatic structures > Lymphatic structure of trunk > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Lymphoreticular structure > Lymphatic tissue > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > immune system > Mononuclear phagocyte system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Hematological system structure (body structure) > Hematopoietic system > Mononuclear phagocyte system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > lymphatic system > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Body organ > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > immune system > Lymphoid system > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Organ system > Hematological system structure (body structure) > Hematopoietic system > Lymphoid system > Lymphoid organ > Lymph node > Regional lymph node structure > Lymph node structure of trunk > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Structure of subregion of trunk (body structure) > Lower trunk > Abdomen > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)

... > Body structure > Anatomical or acquired body structure (body structure) > Anatomical structure > Topographic region > Body part > Trunk > Structure of subregion of trunk (body structure) > Structure of abdominopelvic cross-sectional segment of trunk > Abdomen > Structure of abdominal lymph node > Lymph node of pelvis > Iliac lymph node > External iliac lymph node > Posterior external iliac node > Entire posterior external iliac node (body structure)