General Medicine General f498a3da Which of the following is NOT true concerning the dentate line of the anal canal? A It is a mucocutaneous junction joining the embryonic hindgut and the proctodeum B The columnar epithelium of the rectum is replaced at the level of the dentate line C The anal canal below the dentate contains the columns of Morgagni D Distal to the dentate the anus is lined with stratified squamous epithelium