OBJECTIVE To clarify the intrinsic characteristics of 5-HT release in the media vestibular neuclei (MVN) during the period of vertigo induced by caloric stimulation.

• 摘要目的研究前庭神经系统在受到冷热水刺激诱发眩晕后前庭内侧核5-羟色胺的变化规律，探讨神经递质在眩晕发生时的作用。