Specializing in Canine and Feline Neurology and Neurosurgery for Over 30 Years

parasympathetic division

Part of the autonomic system, concerned with conservation and restoration of energy; active during relaxed activity; its preganglionic fibers arise from the motor nuclei of cranial nerves III, VII, IX, and X in the brainstem and from the second, third and fourth sacral segments of the spinal cord.

►click here to learn morelink provided by: University of Pennsylvania, School of Veterinary Medicine 
►click here to learn more-link provided by: University of Minnesota, College of Veterinary Medicine 

Related Words

autonomic system ; brainstem ; cranial nerves ; preganglionic ; sacrum ; spinal cord