Source: Image of Hidden Face, Public Domain, http://mrg.bz/xE5lzq, Image of Amygdala, Creative Commons,http://en.wikipedia.org/wiki/File:MRI_Location_Amygdala_up.png, Image of Fight, Public Domain,http://mrg.bz/hcd9Rb
A structure in the brain which interprets stimuli as threat or non-threat and initiates fight or flight reaction.
A condition in the body caused by the release of adrenaline, preparing the body to flee from or combat a stimulus perceived as a threat by the amygdala.
A stimulus interpreted by the amygdala as harmful to an organism.
A hormone that causes physical changes in the body during the fight/flight reaction.