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猫延髓腹侧面附近的脊髓投射神经元。

Spinally projecting neurones near the ventral surface of the medulla in the cat.

作者信息

Lovick T A, Smith P R, Hilton S M

出版信息

J Auton Nerv Syst. 1984 Jul;11(1):27-33. doi: 10.1016/0165-1838(84)90005-5.

DOI:10.1016/0165-1838(84)90005-5
PMID:6470407
Abstract

In anaesthetized cats antidromic responses were recorded in nucleus paragigantocellularis lateralis following stimulation of the ventrolateral funiculus in the ipsilateral thoracolumbar cord. Conduction velocities ranged from 5.4-120 m/s but 50% of the fibres conducted at less than 20 m/s. About half of the neurones were facilitated by stimulation in the hypothalamic or midbrain defence areas. These neurones are superficially located at the site where application of glycine or a lesion blocks the effects of defence area stimulation and reduces blood pressure. They could therefore be involved in the regulation of vasomotor activity.

摘要

在麻醉猫中,刺激同侧胸腰段脊髓的腹外侧索后,在外侧巨细胞旁核记录到了逆向反应。传导速度范围为5.4 - 120米/秒,但50%的纤维传导速度低于20米/秒。约一半的神经元受到下丘脑或中脑防御区刺激的易化作用。这些神经元位于表面,在此处应用甘氨酸或损伤会阻断防御区刺激的效应并降低血压。因此,它们可能参与血管运动活动的调节。

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Spinally projecting neurones near the ventral surface of the medulla in the cat.猫延髓腹侧面附近的脊髓投射神经元。
J Auton Nerv Syst. 1984 Jul;11(1):27-33. doi: 10.1016/0165-1838(84)90005-5.
2
Ventral medullary neurones excited from the hypothalamic and mid-brain defence areas.来自下丘脑和中脑防御区的延髓腹侧神经元被激活。
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引用本文的文献

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2
An investigation of certain physiological mechanisms of the neurohumoral regulation of vascular tone.血管紧张度神经体液调节某些生理机制的研究。
Neurosci Behav Physiol. 1993 Jan-Feb;23(1):56-62. doi: 10.1007/BF01182639.
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The role of the glycine sensitive area of the ventral medulla in cardiovascular responses to carotid chemoreceptor and peripheral nerve stimulation.
延髓腹侧甘氨酸敏感区在心血管对颈动脉化学感受器及外周神经刺激反应中的作用
Pflugers Arch. 1986 Feb;406(2):225-31. doi: 10.1007/BF00586687.
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Modulation of the centrally-evoked visceral alerting/defence response by changes in CSF pH at the ventral surface of the medulla oblongata and by systemic hypercapnia.延髓腹侧面脑脊液pH值变化及全身性高碳酸血症对中枢诱发的内脏警觉/防御反应的调节作用。
Pflugers Arch. 1986 Jul;407(1):46-54. doi: 10.1007/BF00580719.
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Inhibitory modulation of the cardiovascular defence response by the ventrolateral periaqueductal grey matter in rats.大鼠中脑导水管周围灰质腹外侧对心血管防御反应的抑制性调节
Exp Brain Res. 1992;89(1):133-9. doi: 10.1007/BF00229010.
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Exp Brain Res. 1992;90(1):147-52. doi: 10.1007/BF00229266.