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Nerves (symp. preganglionic axons (collateral ganglia (splanchnic nerve),…
Nerves
symp. preganglionic axons
white ramus communicans
adrenal medulla
collateral ganglia
splanchnic nerve
are sympathetic and parasymphatetic
both cholinergic and myelinated
symp.postganglionic axons
gray ramus communicans
splanchnic nerve
thermoregulatory/ sympathetic
are cholinergic
sympathetic
adrenergic
Parasympathetic division of ANS
preganglionic cell bodies/ lateral parts of spinal cord grey matter
innervate
detrusor muscle
baroreceptors mainly act through parasymp.
inferior hypogastric plexus
urinary
or pelvic splanchnic plexus
uterus
inferior mesenteric plexus
sigmoid colon
descending colon
ampulle of rectum
Celiac Trunk
stomach
gallbladder
liver
superior mesenteric plexus
ileum
cecum
sympathetic
blood vessels innervated almost entirely
aortic plexus
kidney
cremaster reflex S1
knee jerk L3
parasympathetic rectum and anal canal S2,S3,S4