what sort of signals does the brain use to communicate sensations, thoughts and actions?

Question: what sort of signals does the brain use to communicate sensations, thoughts and actions?
- Keywords:
  action,
  brain,
  communicate,
  sense,
  signal,
  thought
Asked by kevin to Patricia, Kamal, George, Charles, Beatrice on 17 Jan 2017.
- Charles Kamau answered on 17 Jan 2017:
  
  Think of the brain as a big room with very many cables – each responsible for a thought. These many cables are called neurons. When you think about eating only the cable responsible for that gets “electricity” – also called firing the neurons.

Question: what sort of signals does the brain use to communicate sensations, thoughts and actions?