Internal sphincter muscle of urethra
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| Internal sphincter muscle of urethra | |
|---|---|
 | |
| Coronal section of anterior part of pelvis, through the pubic arch. Seen from in front. (Region visible, but muscle not labeled.) | |
 | |
| Urinary bladder (Region visible, but muscle not labeled.) | |
| Latin | musculus sphincter urethrae internus |
| Origin | |
| Insertion | |
| Artery: | |
| Nerve: | vesical nerve |
| Action: | |
| Dorlands /Elsevier | m_22/13540450 |
The internal sphincter muscle of urethra is a muscle which constricts the internal urethral orifice in males.
Anatomy: urinary system | |
|---|---|
| Abdomen | Kidneys • Ureters • Orifice of ureter |
| Pelvis | Urinary bladder (Uvula, Trigone, Detrusor, Apex, Neck)
Urethral sphincters (External sphincter muscle of male urethra, External sphincter muscle of female urethra, Internal sphincter muscle of urethra) Urethra |
| Development | Development of the urinary and reproductive organs |
Acknowledgement and Attribution Regarding Sources of Content
Some of the initial content on this page may be incorporated in part from copyleft sources in the public domain including wikis such as Wikipedia and AskDrWiki. Drug information for patients came from the The National Library of Medicine. Infectious disease information may have come from the Centers for Disease Control (CDC). Differential Diagnoses are drawn from clinicians as well as an amalgamation of 3 sources: 1.The Disease Database; 2. Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:3; 3. Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:7 .
