第3题: [单项选择]慢性肥厚性胃炎最主要的诊断依据是() A. 淋巴滤泡形成 B. 固有层结缔组织增生 C. 肌层肥厚 D. 黏膜增厚,腺体肥大增生 E. 腺体肠上皮化生 参考答案:D 答案解析:慢性肥厚性胃炎又称Melletrier病,病变常发生在胃底和胃体部。大体主要特点是黏膜皱襞粗大加深变宽,呈脑回状;黏膜皱襞上可见横裂。镜下可见黏膜全层增厚,腺体肥大增生,腺管延长,腺窝(小凹)变深。黏
第7题: [单项选择]The most striking contrast in mortality can be found between ________. A. different areas B. different races C. different families D. different income groups 参考答案:B 答案解析:根据第一段最后一句中的the differences between white and non-white可以推断出B为正确选项。