This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General surgery, Subject name: Surgery
Minimum urinary output required to excerete end products of protein metabolism is 
Select and explain. 
A. 200 mL\/24 hours, B. 300 mL\/24 hours, C. 400 mL\/24 hours, D. 500 mL\/24 hours
C: 400 mL\/24 hours
Answer: C: 400 mL\/24 hours 
Explanation: The normal urine output is approximately 1500 mL/ day and, provided that the kidneys are healthy . A minimum urine output of 400 mL/day is required to excrete the end products of protein metabolism. Bailey and Love 26th edition Pg : 263