Rectum Flashcards
The rectum is how long? And lies in the curve of what?
5”
sacrum
The rectum has three curves? They are:
Two left and one right
The lower part of the rectum is dilated and called what?
ampulla
The upper 1/3 is covered by what?
Pelvic peritoneum
The pelvic peritoneum covering the upper 1/3 of the rectum is on what sides?
Anterior and lateral
The middle 1/3 of the rectum is covered only by peritoneum on which aspect?
The anterior
Which part of the rectum is retroperitoneal? (no peritoneal covering)
Lower 1/3
The rectum is supplied by which branch of which artery?
Superior rectal branch of IMA
The rectum is derived from which “gut”?
hindgut
The rectum continues as what?
The anal canal
The rectum continues as the anal canal once it passes through what?
The pelvic diaphragm
The rectum drains into which nodes? (lymphatics)
Inferior mesenteric nodes
