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Spinal cord arise from the foramen magnum.
The parasympathetic division is also called the craniosacral division because it arises from te brain and sacral region of the spinal cord; its fibers travel in certain cranial and sacral nerves. The parasympathetic division is also called the craniosacral division because it arises from te brain and sacral region of the spinal cord; its fibers travel in certain cranial and sacral nerves.
Brain
Another name for the parasympathetic nervous system is the craniosacral, which describes the area of the spinal cord where the nerves are located.
The parasympathetic originates from the brain and spinal cord. The sympathetic originates from the thoracic and lumbar spinal nerves.
The spinal cord is enlarged in the cervical and lumbar regions, where the spinal nerves serving the limbs arise.
The Sympathetic Nervous System and the Parasympathetic Nervous System
Preganglionic parasympathetic fibers. In the Parasympathetic division, the preganglionic axons leave the ventral roots of the spinal cord and collectively form the pelvic splanchnic nerves.
There are 12 pairs of nerves that directly arise from the brain and stem. There are others that arise in pairs from the spinal cord.
When the spinal cord gets nerves sending shock waves to the brain. The spinal cord then will arise from the sockets before tension creates damage to your spine. Water from in between will come out to help the spine arise
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