This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
All of the following are derivatives of the septum transversum except 
Select and explain. 
A. Falciform ligament, B. Coronary ligament, C. Mesentery of the lesser sac, D. Ligamentum teres
D: Ligamentum teres
Answer: D: Ligamentum teres 
Explanation: Ligamentum teres represents the obliterated left umbilical vein and is not a derivative of septum transversum. Ref:Human Anatomy,BD Chaursia, pg335