Table 1.
Segment | pH | Length (cm) | Mean Diameter (cm) | Mucus Average Thickness (µm) | Mucus Turnover (hour) |
---|---|---|---|---|---|
Stomach | 0.8–5 [45] | 20 [45] | NA | 245 ± 200 [38] | 24–48 [46] |
Duodenum | ~7 [38] | 17–56 [47] | 4 [48] | 15.5 [45] | 24–48 [46] |
Jejunum | ≥ 7 [38] | 280–1000 [47] | 2–2.5 [48] | 15.5 [45] | |
Ileum | ≥ 7 [38] | 3 [48] | 15.5 [45] | ||
Colon | 7–8 [38] | 80–313 [47] | 4–4.8 [48] | 135 ± 25 [38] | 24–48 [46] |