Urethral opening

Urethral Opening

The urethral opening is the external opening or exit point of the urethra, a tube that carries urine from the bladder to the outside of the body. This opening is an essential part of the urinary system in both males and females, although its location and function differ slightly between the two sexes.

Anatomy

In males, the urethral opening is located at the tip of the penis, while in females, it is found in the vulva, between the clitoris and the vaginal opening. The urethral opening is the final point in the process of urination, allowing urine to exit the body.

Physiology

The urethral opening is controlled by a muscular structure known as the urethral sphincter. This sphincter contracts to retain urine in the bladder and relaxes to allow urine to pass through the urethra and out of the body. The process of urination is regulated by the nervous system, which signals the urethral sphincter to contract or relax as needed.

Clinical Significance

Conditions that can affect the urethral opening include urethritis, which is inflammation of the urethra, and urethral stricture, which is a narrowing of the urethra. Both conditions can cause pain, difficulty urinating, and other symptoms. Treatment may involve medication, surgery, or other interventions.

See Also

• Urinary system
• Urethra
• Urination

References

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