Micturation syncope comes with rapid, almost implosive emptying of the urinary bladder. There are numerous pathological conditions involving the autonomic system. It generally occurs in young women. Result is chronic constipation and large expansion of the colon wall. These interactions with parasympathetic output make the enteric layers the terminal ganglia of that system.
Most enteric neurons have no central connections at all, however.
Many neuron cell types have been identified, including sensory cells that seem to regulate enteric function reflexly, based on gut or blood contents. Enteric motor neurons can be either excitatory or inhibitory. All rights reserved. It secretes an oily fluid to lubricate and nourish the eye. Somatic muscle usually is voluntary and is segmental in form because it is derived from the series of embryonic somites.