Digestive System of the Earthworm
|
Food |
Decaying leaves, organic matter mixed with soil |
Mouth |
Terminal |
1st - 3rd segments |
Muscular Pharynx and Buccal cavity |
5th - 7th segments |
Oesophagus |
8th - 9th segments |
Muscular gizzard grinds the food |
9th - 14th segments |
Stomach (calciferous glands in the stomach neutralise humic acid of humus) |
15th segment to the last segment |
Intestine |
26th segment |
A pair of short conical intestinal caecae |
26th - 35th segments |
Typhlosole (median fold of the dorsal wall); increase the surface area for effective absorption |
Last segment |
Anus |
|