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Somatosensory attentional modulations during pain-related movement execution.
Experimental Brain Research ( IF 2 ) Pub Date : 2020-03-31 , DOI: 10.1007/s00221-020-05790-2 A Clauwaert 1 , D M Torta 2 , B Forster 3 , L Danneels 4 , S Van Damme 1
Experimental Brain Research ( IF 2 ) Pub Date : 2020-03-31 , DOI: 10.1007/s00221-020-05790-2 A Clauwaert 1 , D M Torta 2 , B Forster 3 , L Danneels 4 , S Van Damme 1
Affiliation
Pain serves to protect against bodily threat, and therefore initiates protective responses such as attending toward threat-relevant information. Since pain is often exacerbated by executing movements, these motor actions may serve as cues for pain. Up to date, however, pain-related attention during movement remains largely unexplored. While it has been shown that the preparation of a pain-related movement leads to enhanced processing of somatosensory information, it is unclear how the actual execution of a movement interacts with somatosensory attention. In the current study, we examined whether somatosensory processing is enhanced at a moving body part when the movement is expected to be associated with pain. Participants were asked to execute hand movements which were occasionally followed by a pain stimulus. To measure somatosensory attention, a task-irrelevant, innocuous tactile probe was presented on either hand to evoke a somatosensory evoked potential (SEP). The results showed an elevation of the N120 SEP at the hand performing a potentially painful movement, indicating heightened attention toward tactile information at the threatened moving hand compared to the non-threatened hand. Additionally, the P200 SEP also showed enlarged responses when performing a pain-related movement compared to a no-pain-related movement. These results show that not only the anticipation, but also the execution of pain-related movements, may modulate the processing of somatosensory input, driven by attentional processes.
中文翻译:
与疼痛有关的运动执行过程中的体感注意调节。
疼痛可防止身体受到威胁,因此可发起保护性响应,例如关注威胁相关信息。由于执行动作通常会加剧疼痛,因此这些运动可能会提示疼痛。然而,迄今为止,在运动过程中与疼痛相关的注意力仍未开发。虽然已经表明,与疼痛有关的运动的准备可以增强对体感信息的处理,但是尚不清楚运动的实际执行与体感注意如何相互作用。在当前的研究中,我们检查了预期运动与疼痛相关的身体感觉处理是否在运动的身体部位得到了增强。要求参与者进行手部动作,偶尔会受到疼痛刺激。为了测量体感注意力,两只手都提出了与任务无关的无害触觉探针,以唤起体感诱发电位(SEP)。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。
更新日期:2020-03-31
中文翻译:
与疼痛有关的运动执行过程中的体感注意调节。
疼痛可防止身体受到威胁,因此可发起保护性响应,例如关注威胁相关信息。由于执行动作通常会加剧疼痛,因此这些运动可能会提示疼痛。然而,迄今为止,在运动过程中与疼痛相关的注意力仍未开发。虽然已经表明,与疼痛有关的运动的准备可以增强对体感信息的处理,但是尚不清楚运动的实际执行与体感注意如何相互作用。在当前的研究中,我们检查了预期运动与疼痛相关的身体感觉处理是否在运动的身体部位得到了增强。要求参与者进行手部动作,偶尔会受到疼痛刺激。为了测量体感注意力,两只手都提出了与任务无关的无害触觉探针,以唤起体感诱发电位(SEP)。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。结果显示,执行潜在疼痛动作的手部N120 SEP抬高,表明与未受到威胁的手部相比,受到威胁的手部对触觉信息的关注度更高。此外,与无痛相关动作相比,P200 SEP在执行与疼痛相关的动作时也显示出更大的响应。这些结果表明,不仅注意,而且与疼痛有关的运动的执行,也可能会调节由注意过程驱动的体感输入的处理。