James-lang theory of emotion

• Who proposed the James-Lange theory of emotion?

  William James and Carl Lange
• What does the James-Lange theory explain about emotions?

  Emotions follow physiological changes
• What is the sequence of the James-Lange theory of emotion?

  • EVENT
  • AROUSAL
  • INTERPRETATION
  • EMOTION
• What activates the sympathetic division of the ANS in the James-Lange theory?

  A stressor or threat in the environment
• What physiological response is triggered by the release of adrenaline?

  Increased heart rate and blood pressure
• How does the brain interpret physiological changes according to the James-Lange theory?

  It labels the changes as an emotion
• What emotion might result from interpreting physiological changes after seeing a bear?

  Fear
• What happens if there are no physiological changes in the body?

  No emotion will be experienced
• What does the James-Lange theory suggest about the relationship between physical changes and emotions?

  Physical changes cause the emotion felt
• What does the two-factor theory of emotion suggest?

  • Arousal precedes emotion
  • Social cues are needed to label emotions
• How might the same physiological state be interpreted differently?

  Based on the situation and social cues
• what evaluation can be made?

  + emotions do come after arousal

  emotional states come after the physiological arousal in the case of phobias

  — challenged by Cannon-Bard theory

  some emotions (e.g embarrassment) occur at the same time as physiological arousal

  — theory may be too simple

  challenged by two-factor theory, we need social cues to label emotion