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Functional Anatomy and Innervation of the Urinary Tract Ho Siew Hong Consultant Urologist S H Ho Urology & Laparoscopy Centre Gleneagles Hospital With  Clinical  References
Function of the Micturation System ,[object Object],[object Object]
Anatomy of Micturation System ,[object Object],[object Object],[object Object],[object Object]
Pelvis Female Male
Bony Pelvis - Female ,[object Object],[object Object],[object Object],Bony Pelvis - Male ,[object Object]
Bladder ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Bladder ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Bladder Comparison ,[object Object],[object Object],[object Object]
Urethra ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Urethra - Male ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Prostate Gland ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Sphincter Unit - Female ,[object Object],[object Object],[object Object]
Sphincter Unit - Male ,[object Object],[object Object],[object Object],[object Object],[object Object]
Pelvic Floor
Pelvic Floor Female Male
Function of the Pelvic Floor ,[object Object],[object Object]
Pelvic Support ,[object Object],[object Object],[object Object]
Pelvic Floor –  continence in females ‘ Buttress effect’ ‘ Hammock effect’
Pelvic Floor - Female Both slow and fast twitch fibres ,[object Object],[object Object],[object Object]
Innervation of the Urinary Tract and Physiology of Micturition
Filling Phase ,[object Object],[object Object],Bladder
Voiding Phase ,[object Object],[object Object],Bladder
Innervation of  Micturation System ,[object Object],[object Object],[object Object],[object Object],[object Object]
Control Of Micturation  - filling phase Autonomic Nervous System Spinal cord Bladder, relaxed Sphincter, closed sensory pons cortex
Control Of Micturation  - micturation phase ,[object Object],[object Object],[object Object],[object Object],Micturition Reflex Sphincter, activated, open sensory cortex pons Spinal cord,  S 2,3,4 Bladder, activated, contracts motor
Control of Micturation - input from higher centres Sphincter, activated, open Bladder, activated, contracts cortex pons Spinal cord Other muscle groups ,[object Object],[object Object],[object Object]
Control of Micturation - input from higher centres Sphincter, activated, open Bladder, activated, contracts cortex pons Spinal cord Other muscle groups ,[object Object],[object Object],[object Object],[object Object]
Higher Center Modifications ,[object Object]
Control of Micturation - input from higher centres Sphincter, activated, open Bladder, activated, contracts cortex pons Spinal cord Other muscle groups ,[object Object],[object Object],[object Object],[object Object]
Conclusion ,[object Object],[object Object],[object Object]
Thank you

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Functional Anatomy and Innervation of Urinary Tract