Biology for IGCSE & O level - Excretion In Humans (Section 2 - No. 21)
Which of the following is the correct sequence of blood vessels that blood flows through when entering the kidney?
Renal vein -> Renal artery -> capillaries
Renal artery -> Renal vein -> capillaries
Renal artery -> capillaries -> Renal vein
Renal vein -> capillaries -> Renal artery
Explanation
The renal artery carries blood to the capillaries (glomerulus) of the kidney for filtration. Filtered blood then exits through the renal vein.
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