This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
Sigmoid volvulus rotation occurs 
Select and explain. 
A. Clockwise, B. Anticlockwise, C. Both clockwise and anti clockwise, D. Axial in direction
B: Anticlockwise
Answer: B: Anticlockwise 
Explanation: Rotation nearly always occurs in the anticlockwise direction. predisposing medical causes are: Overloaded pelvic colon Long pelvic mesocolon Band of adhesions (peridiveiculitis ) Narrow attachment of pelvic mesocolon high residue diet constipation Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1192