Answer:
Concentration gradient.
Explanation:
it gets into the surrounding tissue so it can expand
According to study a person tend to overeat during the holidays or special occasions because our brain mechanism that makes you hungry is being driven by the levels of salts and sugars in our bloodstream, our brain gives us the thought that we are full so we could stop eating.
Named after French physician Prosper Meniere who first described the syndrome in 1861.