第33题: [单项选择]宫颈糜烂患者,活组织检查报告鳞状上皮化,提示 A. 宫颈管炎 B. 不典型增生 C. 癌前病变 D. 宫颈息肉 E. 糜烂愈合过程 参考答案:C 答案解析:[解题思路] 鳞状上皮化指宫颈阴道部鳞状上皮直接长入柱状上皮与其基底膜之间,直至柱状上皮完全脱落。多见于宫颈糜烂愈合过程中。
A. birds have to be taught to navigate B. a bird that has been caged will not fly long distances C. some birds cannot fly at night D. some birds seem to follow the stars when they fly at night 参考答案:D 答案解析:见第三段:Yet it showed an inborn ability to use the stars for guidance.其余三项无根据。