Glossary F

Fight-or-Flight response refers to physiological changes in the human body that occur in response to a perceived threat, including the secretion of glucose, endorphins, and hormones as well as the elevation of heart rate, metabolism, blood pressure, breathing, and muscle tension. It is a physiological reaction to threat that mobilizes an organism for attacking (fight) or fleeing (flight) an enemy. Moreover, Fight-or-Flight response is a response to threat in which the body is rapidly aroused and motivated via the sympathetic nervous system and the endocrine system to attack or flee a threatening stimulus; the response was first described by Walter Cannon in 1932.

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Fight-or-Flight theory refers to Walter Cannon ’s theory of stress hypothesizing that organism’s respond to stressful events with a nervous system activation that prepares them to actively engage the stressor. The body essentially is energized to either fight the stressor or flee; Cannon’s theory of stress explaining physiological responses in our body

Fight/flight response refers to the immediate reaction to perceived danger or threat whereby efforts are directed toward protecting against potential harm, either by confronting the source of danger (fight), or by escaping from the situation (flight).

- Fight/Flight system (FFS) : Fight/Flight system (FFS) refers to brain circuit in animals that when stimulated causes an immediate alarm-and-escape response resembling human panic

Figure refers to part of a field that stands out in good contour clearly from the ground.

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Figure-ground refers to what stands out from versus what recedes into the background

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Figure-ground discrimination refers to the ability to sort out important information from the surrounding environment.

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Figure-ground organization refers to the part of a stimulus appears to stand out as an object (figure) against a less prominent background (ground ).

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