This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Poosystemic shunt is not sent in 
Select and explain. 
A. Liverpool, B. Spleen, C. Anorectum, D. Gastrointestinal Esophageal
B: Spleen
Answer: B: Spleen 
Explanation: At the liver, hepatic sinusoids& superior epigastric veins are forming poocaval anastomosis, at rectum superior rectal&middle, inferior rectal vein forms, at oesophagus between left gastric and azygos vein. Ref: Gray's 39e/p1026