Compared with blood in the renal artery, blood leaving the kidney in the renal vein contains
- A. less urea and less oxygen
- B. more urea
- C. more glucose than normal
- D. no red blood cells
Explanation
The kidney removes urea into urine and consumes oxygen for its active transport, so both fall in the outflowing blood. Glucose is conserved, and red cells never leave the vessels.
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