MANEUVERS AFFECTING SYMPATHETIC OUTFLOW IN HUMAN SKIN NERVES

MANEUVERS AFFECTING SYMPATHETIC OUTFLOW IN HUMAN SKIN NERVES
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DOI:
10.1111/j.1748-1716.1972.tb05168.x
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发表时间:
1972-01-01
期刊:
ACTA PHYSIOLOGICA SCANDINAVICA
影响因子:
--
通讯作者:
HAGBARTH, KE
HAGBARTH, KE
中科院分区:
其他
文献类型:
--
作者:
DELIUS, W;HONGELL, A;HAGBARTH, KE

文献摘要

被引文献

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交感神经活动记录从人类皮肤神经在执行各种不同的演习。神经活动(包括血管收缩和催汗冲动)受到情绪、热和呼吸刺激的规律性影响。精神压力,身体冷却和呼吸运动增加都增加了交感神经流出,而活动减少在适度的身体变暖时,当。受试者平静且放松。已知引起压力感受器活动变化的手法通常不影响交感神经流出皮肤。当比较神经和效应器官的反应,在不同的机动性的交感神经活动的变化与皮肤血管阻力的变化(同时测量或在文献中报道)。还比较了从人类皮肤和肌肉神经记录的交感神经反应。得出的结论是,大多数演习有不同的影响,在两种神经类型,从而证实了早期的间接证据选择性区域控制的交感神经流出。
Sympathetic activity was recorded from human skin nerves during the execution of a variety of different manoeuvres. The neural activity (composed of vasoconstrictor and sudomotor impulses) was regularly affected by emotional, thermal and respiratory stimuli. Mental stress, body cooling and increased respiratory movements all increased the sympathetic outflow, whereas the activity decreased during moderate body warming and when the. subject was calm and relaxed. Manoeuvres known to cause changes in baroreceptor activity usually did not affect the sympathetic outflow to the skin. When comparing neural and effector organ responses during the different manoeuvres the changes in sympathetic activity correlated well with changes in skin vascular resistance (either measured simultaneously or as reported in the literature). A comparison of the sympathetic responses recorded from human skin‐ and muscle nerves was also made. It was concluded that most manoeuvres had different effects in the two nerve types, thereby confirming earlier indirect evidence for selective regional control of the sympathetic outflow.