Anal/Rectal Terminology

  • Anal Canal

    “Terminal part of the large intestine, sensitive to pain, surrounded by sphincter muscles, and without lubricating glands” (Faugno et al., 2018, p. 6).

  • Anal Fold

    “Anal fold form from the border of the anus” (Harris et al., 2009).

  • Anal Verge

    “The distal end of the anal canal, overlies the subcutaneous tissue of the external anal sphincter and extends exteriorly to the margin of anal skin” (Faugno et al., 2018, p. 6).

  • Anus

    “Opening of anal canal” (Faugno et al., 2012, p. 6).

  • Pectinate (or dentate) line

    “Saw-toothed line of demarcation between the lower portion of the anal verge and the pectin, a smooth zone of straified squamous epithelium extending to the anal verge” (Faugno et al., 2018, p. 6).

  • Rectum

    “The distal portion of the large intestine, beginning anterior to the third sacral vertebra” (Faugno et al. 2018, p. 6).