Which of the Following Statements Is True

Multiple Choice

Which of the following statements is true?

A) Most filtrate (99%) is eliminated as urine.
B) Normal filtrate contains a large amount of protein.
C) Reabsorption of water in the filtrate may be hormonally controlled.
D) Sodium ions are secreted into the filtrate of the proximal convoluted tubule.
E) Hormones play a minor role in fluid homeostasis.