Question

lo 6.3. what are the three most important structures in the renal system?
kidneys, ureters, and bladder
cortex, medulla, and pelvis
renal corpuscle, proximal convoluted tubule, and distal convoluted tubule
nephrons, glomeruli, and renal tubules
afferent arterioles, efferent arterioles, and vasa recta

Explanation:

The renal system's main components are the kidneys (filter blood), ureters (transport urine), and bladder (store urine). The other options refer to parts within the kidney (like cortex, medulla, nephrons) or smaller structures (afferent/efferent arterioles).

Answer:

Kidneys, ureters, and bladder.