We perceive through experience.
The Nervous System as a Recording System | Cells Inform the Brain
When we open the back of our brain (lower hindbrain) to receive information, the cells inform the brain. The brain can then organize this information into new patterns.
Embodying Cellular Consciousness: Learning
For new experience to be obtained, release of the nervous system control is necessary so that old habits are no longer directing the outcome and new cellular experience can come into being.