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: Ophthalmology
Schwalbe's ring corresponds to: 
Select and explain. 
A. Corneal endothelium, B. Descemet's membrane, C. Schlemm's canal, D. Ciliary body
B: Descemet's membrane
Answer: B: Descemet's membrane 
Explanation: Ans. Descemet's membrane