Rectosigmoid colon
Encyclopedia
The Rectosigmoid colon refers to the rectum
and sigmoid colon
considered together. The junction is at the proximal part of the rectum and the distal part of the sigmoid colon.
Rectum
The rectum is the final straight portion of the large intestine in some mammals, and the gut in others, terminating in the anus. The human rectum is about 12 cm long...
and sigmoid colon
Sigmoid colon
The sigmoid colon is the part of the large intestine that is closest to the rectum and anus. It forms a loop that averages about 40 cm...
considered together. The junction is at the proximal part of the rectum and the distal part of the sigmoid colon.