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The Micturition Reflex01:26

The Micturition Reflex

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Urination, or micturition involves the coordination of the bladder's detrusor muscle and two sphincters to ensure controlled bladder emptying.
The process begins with bladder filling, where the bladder wall stretches as urine accumulates. This stretching activates the urine storage reflex, mediated by the sacral spinal segments and the pontine storage center. Efferent sympathetic impulses stimulate the detrusor muscle to relax and the internal urethral sphincter to contract, facilitating...
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Urinary Tract Infection IV: Nursing Management01:17

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In managing urinary tract infections (UTIs) in nursing, a comprehensive assessment is essential. Begin by gathering subjective data, such as the patient’s complaints of dysuria (painful urination), urinary frequency, urgency, suprapubic pain, and any lower abdominal discomfort. This information can be complemented by questions regarding previous UTIs, sexual activity, and personal hygiene practices, which can provide insight into risk factors. Objective assessment should focus on signs...
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Anatomy of the Genitourinary System II: Bladder and Urethra01:19

Anatomy of the Genitourinary System II: Bladder and Urethra

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The lower urinary system consists of the urinary bladder and urethra, which are essential in storing and expelling urine from the body. Together with the internal and external sphincters, these structures work together to regulate urination effectively.Anatomy of the BladderThe urinary bladder is a muscular, stretchable organ behind the pubic bone and in front of the rectum. In females, the bladder is positioned anterior to the vagina and inferior to the uterus, while in males, it is located...
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Imaging Studies II: Ultrasonography01:24

Imaging Studies II: Ultrasonography

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IntroductionUltrasonography, or renal ultrasound, is a noninvasive medical imaging technique that uses high-frequency sound waves to visualize the kidneys, ureters, bladder, and surrounding tissues.Indications for Urinary System UltrasonographyUrinary system ultrasonography is indicated in various clinical scenarios, such as:Kidney Stones (Urolithiasis): To detect and monitor the size and presence of kidney or urinary tract stones.Hydronephrosis: To assess the dilation of the renal pelvis and...
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Urinary Bladder01:23

Urinary Bladder

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The urinary bladder is a hollow, muscular sac that temporarily stores urine before it is expelled from the body. It can hold approximately 600 mL of urine prior to micturition. The bladder is retroperitoneal and located behind the pubic symphysis in the pelvic floor.
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
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Imaging Studies VI: Voiding Cystourethrography and Cystography01:22

Imaging Studies VI: Voiding Cystourethrography and Cystography

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Voiding Cystourethrography (VCUG) and Cystography are specialized radiographic procedures used to examine the structure and function of the bladder and urethra.Voiding Cystourethrography (VCUG)A Voiding Cystourethrogram (VCUG) is a diagnostic imaging procedure that assesses the anatomy and function of the lower urinary tract. It focuses on the bladder, bladder neck, and urethra, helping detect abnormalities such as vesicoureteral reflux (VUR)—the backward or reverse flow of urine into the...
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Related Experiment Video

Updated: Jun 11, 2025

Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models
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Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models

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Strategies to Improve Bladder Control: A Preliminary Case Study.

Gesualdo M Zucco1,2, Elena Andretta3, Thomas Hummel4

  • 1Department of Philosophy, Sociology, Education and Applied Psychology, University of Padova, 35131 Padova, Italy.

Healthcare (Basel, Switzerland)
|September 28, 2024
PubMed
Summary
This summary is machine-generated.

Motor imagery significantly reduced post-voiding residual urine time in men with lower urinary tract symptoms (LUTS). This technique, involving visualizing bladder emptying, offers a promising new approach for managing LUTS.

Keywords:
associative learningbladder residualcase reportdiuresisevaluative conditioningkinesthetic proprioceptor sensationslow urinary tract symptoms (LUTSs)mental strategiesmotor imageryodor-based strategiesvisual imagery

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Area of Science:

  • Urology
  • Neuroscience
  • Behavioral Science

Background:

  • Lower urinary tract symptoms (LUTS) significantly impair quality of life in men with bladder outlet obstruction.
  • Incomplete bladder emptying is a bothersome LUTS component, contributing to urgency, nocturia, and frequency.
  • Current self-management strategies for LUTS lack consistent evidence of effectiveness.

Observation:

  • A novel approach utilizing motor imagery and olfactory cues was investigated to improve bladder emptying.
  • A 68-year-old male patient practiced a motor imagery technique for 90 days, visualizing detrusor contraction and urine expulsion.
  • Olfactory stimuli (coffee, lavender) were used as micturition triggers for 10 days.

Findings:

  • Motor imagery reduced the time to the second micturition significantly (mean 4.75 min) compared to baseline (mean 79.5 min).
  • Olfactory cues did not show a significant difference in reducing voiding time (mean 70.6-71.1 min) compared to baseline.
  • The study suggests motor imagery is effective in promoting bladder residual urine voiding.

Implications:

  • Motor imagery represents a potentially valuable, clinically applicable protocol for managing LUTS related to incomplete emptying.
  • Further research into olfactory bladder control is warranted as a promising future direction.
  • This study highlights the potential of mental techniques in urological symptom management.