Patient X is a 50-year-old white male who is being evaluated for his kidney function. By NKF K/DOQI guidelines, which of the following equations should be used to determine his GFR?
a. 153.9 - (1.07 x age)
b. 6.25 x (g urinary urea N x 0.031 x kg body wt) x g urinary protein losses
c. (140 - age) x (kg body wt x 0.85)/(72 x serum creatinine)
d. (140 - age) x kg body wt/(72 x serum creatinine)
Question 2
The pH of a substance is measured in a range from 1 to 12.
a. True
b. False
Indicate whether the statement is true or false