18.43 It's been a long night and day of Oscar coverage, and we'll be rounding this live blog off soon. But, before we do, I think it's important to point out that someone on Twitter has made a fish-related Oscars joke. (Oscar fish, incidentally, are a type of cichlid.
For other uses, see Fight or Flight. The fight-or-flight response (also called the fight, flight, freeze, or fawn response [in PTSD ], hyperarousal, or the acute stress response) is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival. It was first described by Walter Bradford Cannon.
The fight-or-flight response is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival. It was first described by Walter Bradford Cannon. His theory states that animals react to threats with a general discharge of the sympathetic nervous system, preparing the animal for fighting or fleeing. More specifically, the adrenal medulla produces a hormonal cascade that results in the secretion of catecholamines, especially norepinephrine and epinephr