The thoracolumbar region of the spinal cord has the outflow fibers for _________

Question

The thoracolumbar region of the spinal cord has the outflow fibers for ____________. sympathetic parasympathetic both sympathetic and parasympathetic The adrenal medulla is innervated by the __________ division. Sympathetic parasympathetic both sympathetic and parasympathetic The spinal cord area that gives rise to the preganglionic fibers is located in the ____________ of the spinal cord. lateral gray hom posterior white matter anterior gray hom lateral white matter This division of the ANS involves the "fight. flight or fear" reaction. What is it called?

Explanation / Answer

Pre-ganglionic and post-ganglionic neurons are involved in the transmission of signals through the sympathetic system:. The preganglionic neurons originate from the thoracolumbar region of the spinal cord.

2. Sympathetic

Adrenal medulla is innervated by sympathetic pre-ganglionic neurons.

3. Lateral grey horn

Preganglionic nerve cells in the sympathetic nervous system come from the lateral grey horn or lateral grey column

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