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Urethra

By

Glenn M. Preminger

, MD, Duke University Medical Center

Last full review/revision Jun 2019| Content last modified Jan 2020
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The urethra is a tube that drains urine from the bladder Bladder The bladder is an expandable, muscular sac. Urine accumulates in the bladder as it arrives from the ureters. The bladder gradually increases in size to accommodate an increasing volume of urine... read more out of the body. In men, the urethra is about 8 inches (20 centimeters) long, ending at the tip of the penis. In women, the urethra is about 1½ inches (4 centimeters) long, ending at the vulva (the area of the external female genital organs).

Urethra in the Male

Male Reproductive Organs
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Test your knowledge
Bladder Infection
Bladder infections (cystitis) are usually caused by bacteria. Most people with cystitis need to urinate frequently. Pain and/or burning on urination are also common. Which of the following groups of people with bladder infections may experience no symptoms or may develop confusion as their only symptom?
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