What are the advantages of the fact that mo reflex actions are governed by spinal cord?

What are the advantages of the fact that mo reflex actions are governed by spinal cord?
Answer:
The advantages are:

  1. This enables the body to give quick responses to harmful stimuli thus protecting the body.
  2. It minimises overloading of brain.
  3. In many animals, reflex arcs have evolved as efficient ways of functioning in the absence of true thought processes.