第15题: [单项选择]Passage TwoA. Hawaii is cooler now. B. The vegetables have become accustomed to the weather in Hawaii. C. They are cheated to believe that they are growing in cool climate. D. They are transgenic vegetables. 参考答案:C 答案解析:[解析] 30-32 Did you know that vegetables can be tricked into growing in climates they are not
第28题: [单项选择]患者,女性,25岁,1年多前开始出现双颊乳白色斑块,并逐渐增多,部分斑块可刮去,但数日后又重新出现,无任何自觉症状。查体示双颊黏膜大片鳞片样灰白色斑块,伴褶皱及沟纹,扪之质软,可部分擦去,余口腔黏膜未见异常。符合白色海绵状斑痣的病理表现是()。 A. 上皮过度角化 B. 棘层松解 C. 棘层细胞增大,层次增多,有棘细胞出现空泡性变 D. 颗粒层明显 E. 棘层中出现微脓肿 参考答案:C