This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Human placenta is ? 
Select and explain. 
A. Discoid, B. Hemochorial, C. Deciduate, D. All the above
D: All the above
Answer: D: All the above 
Explanation: Ans. is 'd' i.e., All the aboveThe human placenta is :Discoid, because of its shape.Hemochorial, because of direct contact of the chorion with the maternal blood andDeciduate, because some maternal tissue is shed at paurition.