Alimentary canal-The alimentary canal is a complete and straight tube running between themourh and anus.It is supported throughout its length by the dorsal and ventral mesenteries.Its wall is made sp of ciliated epithelium covered externally by a basement membrane,but peculiarly,muscle layers are abesent.The alimentary canal comprises:The mouth
The buccacavity
Pharynx
Oesophagus
Intestine
Anus.
The buccacavity
Pharynx
Oesophagus
Intestine
Anus.
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