Biology for IGCSE & O level - Excretion In Humans (Section 2 - No. 23)
What is the order of structures that urine passes through after leaving the kidney?
Ureter, bladder, urethra
Urethra, bladder, ureter
Bladder, ureter, urethra
Ureter, urethra, bladder
Explanation
Urine passes from the kidney through the ureter to the bladder, and then through the urethra to be excreted.
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