The phrase 'trigger her' is correct and usable in written English.
You can use it as a verb meaning to cause an emotional reaction; for example, "His harsh criticism triggered her tears."
How does that combination trigger her sense of coming physically back to life?
The double dose of stimulants — from her tumor and the drug — seemed to trigger her psychotic break.
Ms Macapagal Arroyo cancelled the contract in October, but the negotiations raised questions of possible graft that still have the potential to trigger her removal from power.The failure of what was probably their final bid to remove the president from power using legal means has also infuriated the president's opponents.
After a while, they can read a little like a list and she can't resist adding interpretations that fix each woman to her corresponding idea: "I had only been chatting to Mae for 10 minutes, but I already knew that this combination of violence and silence would have been enough to trigger her fierce sense of justice".
What are interesting are the almost moralistic blasts of the critics that depict America as the globe's biggest sinner with a resulting chronically skyrocketing current-account deficit that will ultimately trigger her collapse.
They sometimes trigger her urge to fight--something she looks for in applicants.
