Autonomic Nervous System

Question 1

Location of central neuron cell bodies for sympathetics to the eye. In sympathetic? In Parasympathic?

Answer 1

sym: postero-lateral part of hypothalamus of diencephalon

Para: none

Question 2

Location of preganglionic neuron cell bodies?

Sympathetics?

Answer 2

lateral horn gray of spinal cord levels C8-L3

Question 3

Location of preganglionic neuron cell bodies?

Parasympathetics?

Answer 3

• brainstem nuclei of cranial nerves CN III, CN VII, CN IX, CN X
• lateral horn gray of sacral spinal cord levels S2, S3, S4.

Question 4

Location of Post-ganglionic neuron cell bodies?

Sympathetics?

Answer 4

• sympathetic chain ganglia

- ganglia that lie anterior (preaortic) or lateral (para-aortic) to the aorta

Question 5

Location of Post-ganglionic neuron cell bodies?

Parasympathetics?

Answer 5

peripheral ganglia near or in wall of target organ