Urinary system pathway
G1 tract - circulating blood → renal artery → nephron → Calix _ → renal pelvis → ureter → bladder → urethra → urination
Nephron pathway
Afferent artirole → glomerulus - bowan’S capsule → proximal convoluted tubule → descending loop of Henle → loop of hence → ascending loop of Henle → distal convoluted tubule → collecting duct → urine