This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Which of the following catheter materials is most suited for long-term use is 
Select and explain. 
A. Latex, B. Silicone, C. Rubber, D. Polyurethane
B: Silicone
Answer: B: Silicone 
Explanation: .Silicone is most suited for long-term use because it is ine and unreactive to body fluids and a range of medical fluids with which it might come into contact.