Which statement about the kidney anatomy is correct? Renal pyramids are in the:

A.Medulla and end in a papilla that empties into a minor calyx

B.Medulla and end in a column that empties into a major calyx

C.Cortex and end in a papilla that empties into a minor calyx

D.Cortex and end in a column that empties into a minor calyx

正确答案：Medulla and end in a papilla that empties into a minor calyx