Question 9

(Multiple Choice)

During a 24-hour period,an individual excretes in the urine 60 mmol of NH4+,40 mmol of titratable acid,and 10 mmol of HCO3.If this individual is in acid-base balance,how much nonvolatile acid was produced from metabolism?


A)80 mmol/day
B)90 mmol/day
C)100 mmol/day
D)110 mmol/day
E)120 mmol/day

Answer