Which of the following statement is incorrect with respect to the histology of alimentary canal ?

Which of the following statement is incorrect w.r.t. histology of alimentary canal?

Which of the following statement is incorrect w.r.t. histology of alimentary canal?

Histology Of Alimentary Canal|OMR

Which is the longest part of the alimentary canal ?

Which of the following is incorect matching of the phylum, their alimentary canal , and metameric segmentation ?

Which of the following is incorect matching of the phylum, their alimentary canal , and metameric segmentation ?

Define the following: Alimentary canal