Multiple choice The chemical, Dopamine, causes all of the following reactions EXCEPT: giddiness around someone we like decreased appetite inability to stop thinking about another person ability to control our feelings of infatuation Reveal answer Fill a bubble to check yourself D Correct answer Explanation Dopamine drives the obsessive, euphoric, and involuntary aspects of infatuation, making it harder, rather than easier, to control these intense feelings. It is responsible for the energy, focus, and loss of appetite associated with early love.