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العمل باستخدام التهديد الاحتمالات لتقييم القلق والخوف وخلال التهديد غير مؤكد وبعض
JoVE Journal
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JoVE Journal Comportamento
Using the Threat Probability Task to Assess Anxiety and Fear During Uncertain and Certain Threat
DOI:

11:18 min

September 12, 2014

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Capitoli

  • 00:05Titolo
  • 02:13Electromyography (EMG) Recording Preparation
  • 04:25Shock Tolerance Threshold Assessment
  • 06:01The Threat Probability Task
  • 08:12Data Processing, Reduction, and Analysis
  • 10:03Results: Startle Potentiation During Probability Threat Cues
  • 10:40Conclusion

Summary

Traduzione automatica

Potentiation of the startle reflex is measured via electromyography of the orbicularis oculi muscle during low (uncertain) and high (certain) probability electric shock threat in the Threat Probability Task. This provides an objective measure of distinct negative emotional states (fear/anxiety) for research on psychopathology, substance use/abuse, and broad affective science.

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