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urethral sphincter

 

Definitions from WordNet

Noun urethral sphincter has 1 sense
  1. urethral sphincter, musculus sphincter urethrae - a striated sphincter muscle that constricts the urethra
    --1 is a kind of sphincter, anatomical sphincter, sphincter muscle
    --1 is a part of urethra

Definitions from the Web

Urethral Sphincter Dictionary Entry

Definition:

The urethral sphincter refers to a muscular structure responsible for controlling the flow of urine from the bladder through the urethra. It consists of two main parts: the internal urethral sphincter and the external urethral sphincter.

Parts of Speech:

  • Noun

Senses:

  1. Internal Urethral Sphincter – The involuntary muscular ring surrounding the opening of the bladder into the urethra.
  2. External Urethral Sphincter – The voluntary muscular ring surrounding the urethra, below the internal urethral sphincter.

Usage:

The urethral sphincter plays a crucial role in regulating the release of urine and maintaining continence in both males and females.

In case of a dysfunction, the urethral sphincter can lead to urinary incontinence or difficulty in urinating.

Examples:

Example 1:

After childbirth, some women may experience weakened urethral sphincter muscles, causing temporary urinary incontinence.

Example 2:

Damage to the external urethral sphincter due to a spinal cord injury can result in loss of voluntary control over urination.

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