Q. 115.0( 1 Vote )

Name the passage in sequence through which urine passes from kidneys to the outside in humans. how is urine prevented from flowing back into the ureters?

Answer :

1. The urine formation takes place in the nephrons present in the kidneys.


2. The urine is then transported to the collecting duct which carries it to the long tube called the ureters.


3. The ureters connect the kidneys with the urinary bladder where the urine is stored until the pressure expands the bladder to release the urine.


4. The urine, in the end, is passed out through the urethra.


The ureters have the one-way valve which prevents the flow of urine back into the ureters.


The excretory system in human beings is given below-




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