fright reaction

fright re·ac·tion

after section and degeneration of the facial nerve of an animal, the denervated facial muscles contract if the animal is frightened or becomes angry; caused by the release of acetylcholine into the circulation.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
On the other hand, L-serine, a component of human scent and found in sweat, is known to cause a fright reaction in many fish species".
Instead, it seems that people can learn to suppress a fright reaction by repeatedly confronting, in a safe manner, the fear-triggering memory or stimulus.
They found that 90% of the participants (more than 150 college students at Michigan and Wisconsin) reported a media fright reaction from childhood or adolescence.
"It was interesting to see how the fright reactions that people had, how the emotional experiences that they were having, differed from those reported with non-interactive media," Lynch said.
We deemed this an important topic, as research suggests that news exposure can evoke fright reactions among children (Smith & Wilson, 2002).
It works on the parasympathetic nervous system - your fight, flight and fright reactions. In our society it's difficult to get rid of that stress.
The fright reactions sometimes last for several days, weeks, months, or even years.