What Muscles Are Involved In Urinary Incontinence?
What Muscles Are Involved In Urinary Incontinence? The bladder neck sphincter is under involuntary (autonomic) control while the urethral sphincter Which muscle is affected in urinary incontinence? 25) Pelvic floor or urethral sphincter muscle weakness causes stress urinary incontinence, while the main cause of urge incontinence is bladder dysfunction. Which muscle helps maintain urinary continence?