VIP表达主要位于视网膜光感受器外节、内核层、内网状层和脉络膜，神经节细胞层和神经纤维层也有弱表达；
The expression of VIP exists on photoreceptor- outer segment, inner nuclear layer and inner plexiform layer of retina and choroids, and weak expression exists on ganglion cell and nerve fiber layer.
蜚蠊尾须毛形振动感受器受离心神经纤维控制。
The hair-like vibrative receptor of the cockroach cercus is controlled by the centrifugal nerve fibers.
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