第29题: [单项选择]用紫外线治疗睑缘炎时,哪项是正确的 A. 因会损坏角膜故是禁忌证 B. 弱红斑量照射 C.中红斑量照射 C. 强红斑量照射 D. 紫外线照射完后用抗生素软膏涂擦 参考答案:B 答案解析:睑缘炎是属于亚急性或慢性炎症,在用紫外线照射时,可用手轻压上下眼睑,使睑缘翻出而不暴露角膜,再进行弱红斑量照射。紫外线照射后,在照射区尽量不要涂擦药膏类,否则会影响紫外线的疗效。
第32题: [单项选择]Mr. Simpson stopped at the pedestrian crossing because A. the lighting was very good along the stretch. B. he was riding with two ladies at the moment. C. he wanted to ensure the safety of two passers-by. D. he was a new driver who tends to be cautious. 参考答案:C 答案解析:[解析] 对话中警察问男土,为什么他的车要在人行横道处停止行进,男士回答道这是因为当时人行道上有两位老太太,可见,他是为了避开这两位行人而将车子停下的,故C正确。 [点睛] 事实细节题。①因果关