Trace the Flow of Urine Through the Following Structures

Multiple Choice

Trace the flow of urine through the following structures.
1) bladder
2) renal papilla
3) ureter
4) renal pelvis
5) urethra

A) 4 → 2 → 5 → 1 → 3
B) 1 → 2 → 4 → 3 → 5
C) 2 → 4 → 3 → 1 → 5
D) 2 → 1 → 4 → 3 → 5
E) 4 → 1 → 2 → 3 → 5