WebbBelow it, lymphatic drainage is to the superficial inguinal nodes. [2] Hilton's white line is slightly below the pectinate line, a landmark for the intermuscular border between internal and external anal sphincter muscles.. This line represents the transition point from non-keratinized stratified squamous epithelium of the anal canal to keratinized stratified … WebbThe opening of the pit is lined with epithelial cells that secret a thick basic mucous that aids in the protection of the gastric mucosa (lining) found throughout the stomach. If we …
Anatomy, Abdomen and Pelvis: Anal Triangle Article - StatPearls
Webb1 INTRODUCTION. The study of anatomy relies upon the ability to investigate three-dimensional (3D) spatial relationships between structures (Miller, 2000).Many authors have advocated that the best approach to learning anatomy is to use dissected cadaveric specimens within a dedicated ‘wet’ laboratory facility (Aziz et al., 2002; Kerby et al., 2011; … 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, ... northampton fortus
Ano-Rectal anatomy: Above and below pectinate line
WebbUpper region (frequently named pecten): It’s 15 millimeters long and stretches from the pectinate line to Hilton’s line. It’s lined by the non-keratinized stratified squamous epithelium. The mucous lining in this region appears bluish in colour because of underlying dense venous plexus and is adherent to the underlying structures. WebbThe pectinate line is called the watershed line because it separates the two entirely different parts of the anal canal (in terms of development, nerve supply, blood supply and lymphatic drainage). How far in is dentate line? The median distance between the dentate line and the anal verge was 2.0 cm. Webb27 dec. 2016 · Anus and Perianal Area. Whenever the anatomy of the anal canal is discussed, one visible landmark, namely the dentate or pectinate line, is mentioned as important. This line is located at the distal end of the anal columns where the anal valves are situated. It has also been called the mucocutaneous line, although it is separated … northampton forecast