Identify the spinal cord area (cervical or thoracic) that the preganglionic axons exit in the anterior (ventral) root.

Follow the thoughtful pathway from the horizontal dark horn of the spinal cord to the iris of her eye.

The parasympathetic sensory system is one of three divisions of the autonomic sensory system. Here and there called the rest and process framework, the parasympathetic framework moderates vitality as it moderates the heart rate, expands intestinal and organ movement, and unwinds sphincter muscles in the gastrointestinal tract.