Bladder Innervation

Bladder Innervation

1. Somatic NS

   • control
     • External sphincter
   • Pundendal n
     • ventral horns of sacrum

2. ANS

   • PNS
     • Contraction of detrusor m.
     • S2-S4
     • Bladder emptying
   • SNS
     • T10-L2
       • Preganglionic
         • Inferior Mesenteric ganglion
         • Ganglia of pelvic plexus
       • Postganglionic
         • Hypogastric N.
           • B adrenoreceptors
             • Inhibit contraction of detrusor m.
             • Present in detrusor m.
           • Alpha adrenoreceptors
             • Present in internal sphincter
             • contraction of sphincter
         • Pelvic N.
     • Bladder filling
   • Cotrol
     • Internal sphincter
     • Detrusor m

Imagens e arquivos do mapa