Webbpec·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 line Farlex Partner Medical Dictionary © Farlex 2012 pectinate line Webbꕤ Купить Сыворотка-гибрид с витамином С для лица, ONmacabim System Plus Hybrid Serum Vitamin C по цене 50 грн. в ...
Dissector Answers - Rectum, Anal Canal, & Pelvic Floor
Webbpectinate (dentate) line is the junction between endoderm and ectoderm and is located at the inferior limit of the anal valves. pectinate line divides the visceral and somatic … Webb4 aug. 2024 · The peritoneum is a serous membrane that lines the abdominal wall and the majority of internal organs. Posterior to it one can find the retroperitoneal space, which houses the anatomical structures not lined by the visceral peritoneum (e.g. the kidneys, ascending/descending colon etc.). How is lymph drained from the retroperitoneum? black canyon of the gunnison national park 中文
What is the pectinate line? - Studybuff
WebbFinally, the hindgut extends from the distal third of the transverse colon to the anal canal, above the pectinate line. It consists of the distal portion of the transverse colon, descending colon and sigmoid colon and rectum. Now, remember that organs with the same embryologic origin share the same arterial supply, ... Webb23 juli 2016 · The anal valves collectively form an irregular circle – known as the pectinate line (or dentate line). This line divides the anal canal into upper and lower parts, which … WebbDentate line Circular separation line formed by the fusion of anal valves ( hindgut - proctodeum junction) Divides anal canal into an upper and lower part (also see characteristics of the anal canal above and below the dentate line below) External anal sphincter Subcutaneous external sphincter: surrounds lower third of anal canal Superficial black canyon of gunnison map