Where are the renal pyramids located in the kidney?
A) in the renal cortex
B) in the renal medulla
C) in the renal hilum
D) in the renal capsule
B
Explanation:
A) The cortex surrounds the renal medulla. The medulla region contains numerous triangular renal pyramids, with each two adjacent pyramids separated by a renal column.
B) The medulla region contains numerous triangular renal pyramids, with each two adjacent pyramids separated by a renal column.
C) The renal hilum is located on the concave medial surface of the kidney. Three structures enter the kidney at the hilum: the renal artery, the renal vein, and the ureter.
D) The kidney is encased in a fibrous sac called the renal capsule. The medulla region contains numerous triangular renal pyramids, with each two adjacent pyramids separated by a renal column.
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