Cindy Schmidlap is confused by the fact that her brain is slowly changing shape due to her attempts to learn material that will help stop her from being confused. She knows that brain is a large organ that can be seen without a microscope. She also knows the brain is made up of billions of microscopic cells. So any change that happens to the whole brain must also happen on a cellular level.
Which word describes such large-scale brain changes and which word describes such changes on a cellular level?