释义 |
dentate line pec·ti·nate line [TA] the line between the simple columnar epithelium of the rectum and the stratified epithelium of the anal canal, usually defined as being at the level of the anal valves at the bases of the anal columns. Synonym(s): linea pectinata canalis analis [TA], dentate linedentate line (1) Linea anorectalis [NA6], [NH3]—an anatomic landmark that divides the upper two-thirds from the lower third of the anal canal, and embryologically corresponds to the junction between the hindgut and proctodeum. (2) Anocutaneous line; linea anocutanea [NH3].pec·ti·nate line (pek'ti-nāt līn) [TA] The line between the simple columnar epithelium of the rectum and the stratified epithelium of the anal canal, usually defined as being at the level of the anal valves at the bases of the anal columns. Synonym(s): dentate line. |