The triangular renal pyramids are separated by ________
A) renal papilla
B) major calyces
C) minor calyces
D) renal columns
D
Explanation:
A) Urine drips out of the papilla and into the minor calyx, the major calyx, and the renal sinus.
B) The renal pelvis enters the kidney and branches into several major calyces (singular calyx) that in turn branch into many minor calyces.
C) A minor calyx surrounds the tip of a pyramid where a wedge-shaped renal papilla projects into the calyx.
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