is it possible for someone to cry when something gets mentioned?

Question: is it possible for someone to cry when something gets mentioned?
- Keywords:
  cry,
  sad,
  tears
Asked by bakerkj01 to Liz on 15 Jun 2011.
- Lizzard O'Day answered on 15 Jun 2011:
  
  Yes. Neurobiology is something I know very little about but I find it very intriguing. Memories are chemical reactions in your brain and certain reactions can trigger certain emotions, even physical reactions like crying.

Question: is it possible for someone to cry when something gets mentioned?