On the origin of the autonomic nerves from the central nervous system.
D000818:Animals; D001001:Anura; D001341:Autonomic Nervous System / Q000033:anatomy & histology*; D002415:Cats; D002490:Central Nervous System / Q000033:anatomy & histology*; D011817:Rabbits; D013116:Spinal Cord / Q000033:anatomy & histology*