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Fear is an unpleasant emotion that arises in response to perceived dangers or threats.Fear causes physiological and psychological changes. It may produce behavioral reactions such as mounting an aggressive response or fleeing the threat, commonly known as the fight-or-flight response.
When the subject was instructed to look directly at the eye region of faces with expression, the subject could recognize fear expressions of faces. [17] Although the amygdala does play an important part in the recognition of fear, further research shows that there are alternate pathways that are capable to support fear learning in the absence ...
Emotion classification, the means by which one may distinguish or contrast one emotion from another, is a contested issue in emotion research and in affective science. Researchers have approached the classification of emotions from one of two fundamental viewpoints: [ citation needed ]
The emotion annotation can be done in discrete emotion labels or on a continuous scale. Most of the databases are usually based on the basic emotions theory (by Paul Ekman) which assumes the existence of six discrete basic emotions (anger, fear, disgust, surprise, joy, sadness). However, some databases include the emotion tagging in continuous ...
Sixteen faces expressing the human passions – colored engraving by J. Pass, 1821, after Charles Le Brun. Emotions are physical and mental states brought on by neurophysiological changes, variously associated with thoughts, feelings, behavioral responses, and a degree of pleasure or displeasure.
A woman blushing and covering her face. Blushing or erubescence is the reddening of a person's face due to psychological reasons. [1] [2] [3] It is normally involuntary and triggered by emotional stress associated with passion, embarrassment, shyness, fear, anger, or romantic stimulation.
Hens blush when excited or scared, study finds. Issy Ronald, CNN. July 25, 2024 at 9:57 AM. ... Instead, scientists define emotions as “behavioral, physiological, and cognitive responses to ...
In his discussion of the emotion "disgust", Darwin notes its close links to the sense of smell and conjectures an association with offensive odours. In chapter 13 (which highlights the emotional states of self-attention, shame, shyness, modesty, and blushing), Darwin describes blushing as "the most peculiar and the most human of all expressions".