在压力下控制对未来恐惧的侵入性想法
Stephanie M Ashton1, Tom Smeets2, Conny W E M Quaedflieg1
1Department of Neuropsychology and Psychopharmacology, Maastricht University, Maastricht, the Netherlands.
Neurobiology of stress
|November 29, 2023
概括
急性压力会损害故意抑制侵入性思想. 这项研究发现,压力激素如诺阿德林和皮质醇不会影响这种能力,尽管特征性焦虑会影响. 未来的研究应该探索记忆特征.
科学领域:
- 认知心理学 认知心理学
- 神经内分泌学神经内分泌学
- 心理生理学 心理生理学
背景情况:
- 负面的未来前景可能会引发侵入性的想法.
- 急性压力会损害这些思想的故意抑制.
- 了解压力激素在这种障碍中的作用至关重要.
研究的目的:
- 调查压力诱导的障碍的机制在故意抑制侵入性思想.
- 检查诺亚上腺素和皮质醇的独立和联合作用.
- 评估压力激素对未来恐惧入侵的频率的影响.
主要方法:
- 181名健康参与者接受了propranolol (noradrenaline阻断剂), metyrapone (皮质醇阻断剂) 或安慰剂.
- 参与者接受了马斯特里赫特急性压力测试.
- 想象/不想象任务测量了自传的未来恐惧入侵.
主要成果:
- 药物和压力操纵成功改变了压力反应.
- 对未来恐惧的反复抑制减少了所有群体的入侵.
- 压力激素对抑制侵入的能力没有显著影响,但特征焦虑有.
结论:
- 压力激素似乎没有调解压力诱导的障碍,故意抑制侵入性思想.
- 特征焦虑与故意记忆控制的缺陷有关.
- 在研究自传内容的故意记忆控制时,未来的研究应该考虑记忆特征.
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