glossary

Spleen (lymphoid) See above; included for immune function Body Area Immune or Hematopoietic Paired Left and Right No

Mammary Gland (Right) Lactation organ (breast tissue) Body Area Reproductive or Accessory Paired Left and Right Yes

Lymph Nodes (regional) Distributed lymphoid organs for immune surveillance Body Area Immune Paired Left and Right Paired or Multiple

Appendix (Vermiform) Lymphoid-rich appendage of cecum Body Area Digestive or Immune Paired Left and Right No

Ascending Colon Proximal colon segment Body Area Digestive Paired Left and Right No

Transverse Colon Mid colon segment Body Area Digestive Paired Left and Right No

Descending Colon Distal colon segment Body Area Digestive Paired Left and Right No

Sigmoid Colon S-shaped distal colon leading to rectum Body Area Digestive Paired Left and Right No

Rectum Terminal large intestine storing feces prior to defecation Body Area Digestive Paired Left and Right No

Anal Canal Terminal passage with sphincter complex Body Area Digestive or Excretory Paired Left and Right No