The narrow tube behind the urinary bladder is called the urethra. The length of the urethra is 18-20 cm in males and 3.5-4.0 cm in females. Urine is released through it.
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The narrow tube behind the urinary bladder is called the urethra. The length of the urethra is 18-20 cm in males and 3.5-4.0 cm in females. Urine is released through it.