试题与答案

下图甲是缩手反射相关结构,图乙是图甲中某一结构的亚显微结构模式图。请分析回答:

题型:读图填空题

题目:

下图甲是缩手反射相关结构,图乙是图甲中某一结构的亚显微结构模式图。请分析回答:

(1)甲图中b、c、f表示的结构分别是______、______、______。

(2)乙图是甲图中______(填字母)的亚显微结构放大模式图,是由_______、_______和突触后膜构成,乙图中兴奋的传递方向为A_____B(填箭头)。兴奋在A、B间传递的信号物质是______。

(3)神经纤维e未受刺激时,细胞膜的内外电位表现为______。当神经纤维的e处受到刺激产生兴奋时,表现为______,因而与邻近未兴奋部位间形成了__________。

答案:

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参考答案:错

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