【单选题】【消耗次数：1】
结核结节主要细胞成分是
①
成纤维细胞
②
类上皮细胞和Langhans巨细胞
③
淋巴细胞
④
中性粒细胞
⑤
巨噬细胞
参考答案：
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哪一项不是成纤维细胞的特点（）
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细胞呈多突扁平状
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细胞核大，呈卵圆形，染色浅
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处于静止状态时呈长梭形，核小，染色深，此时称纤维细胞
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