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(接上期)2.3 鲫鱼味蕾对药物反应的组织学观察 鱼类同避反应的生理机制十分复杂,其味蕾为感受外界环境中化学物质的重要器官。 由组织学检查观察所知,鲫的味蕾分布甚广,不仅在口腔顶部的腭和口腔中的舌上,上下颌的皱褶区也可见到。在正常情况下,鲫的味蕾呈卵圆形,直径大小不一,多数在18～28μm之间,其中有梭形的感觉细
(Connected to the period) 2.3 Crucian carp taste bud response to the histological observation Fish with the same response to the physiological mechanism is very complex, the taste buds to feel the important organs of the environment in the chemical substances. Known from the histological examination, the taste buds of the crucian carp are widely distributed, not only in the palate in the oral cavity but also in the lingual upper and lower jaw folds. Under normal circumstances, the taste buds were oval, diameter of different sizes, mostly between 18 ~ 28μm, of which there are fusiform fine feeling