micturition reflex


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Noun1.micturition reflex - relaxation of the urethral sphincter in response to increased pressure in the bladder
References in periodicals archive ?
Background and Objectives: Micturition reflex is long been taught as an interplay of autonomic and somatic nervous system.
An indwelling urinary catheter may stimulate the mucous membrane of the urethra and thus initiate the micturition reflex, leading to an urgent need to urinate; this may be one of the key mechanisms in the pathogenesis of CRBD.
Although the micturition reflex is one of the autonomic reflexes, the release of urine is regulated by voluntary neural mechanisms which involve centers in the brain and spinal cord.
It is hypothesized that BTX inhibits NDO at both the efferent and afferent limb of the micturition reflex by two entirely different pathways [26].
This may affect the micturition reflex, leading to the differences in micturition disorders associated with L-dopa treatment.