In the intestines, many of which are in the colon.
The research fits best in the behavioral psychology because this interprets as to how Stella became ambitious and passionate because of the interaction of the environment which are factors that also affects how Cameron thinks and does. This supports the idea that they only do what they need to do because of how they will respond with the environment around them.
To me that sounds like a panic attack. “Feeling weak, faint or dizzy” “breathing difficulties” and shaking comes from the fear and quick heartbeats
