Alimentary Canal of Earthworm
- The alimentary canal is a straight tube that runs between the first segment to the last segment of the body of an earthworm.
- The buccal cavity is situated in 1-3 segments.
- It is followed by the muscular pharynx.
- The pharynx is followed by an esophagus in 5-7 segments.
- It is followed by a muscular gizzard in 8-9 segments.
- The 9-14 segments contain the stomach.
- The intestines are the major organs that begin from the 15th segment and continue until the last segment.
- During digestion, the ingested soil is passed through the digestive tract and is digested into small absorbable substances which are absorbed through the membranes of the intestine.

The 9-14 segments contain the stomach
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