The inferior colliculus (IC), as an important nucleus of auditory midbrain, is crucial for sound localization.
下丘作为听觉中脑的重要组成部分，在声源定位的过程中起到非常重要的作用。
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During some of the trials, they paired one tone with stimulation of a section of the rats' brains known as the nucleus basalis, which relays commands to the auditory cortex by secreting acetylcholine.