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: Anatomy
Which of the following is the weakest part of the orbit? 
Select and explain. 
A. Medial wall, B. Lateral wall, C. Floor of the orbit, D. Roof of the orbit
A: Medial wall
Answer: A: Medial wall 
Explanation: Each orbit resembles four-sided pyramid, on one side. Thus, it has

Apex - situated postero-medially.
Base.
Four walls - Roof, floor, lateral and medial wall.
	
Lateral wall is the thickest and strongest of all the walls.
Medial wall is very thin, so considered as the weakest.