题目内容

周某，26岁，初产妇，自产后第5天起，连续发热7天，多汗，伴有下腹部阵痛，查体：体温 38.5℃，子宫底脐下3指，无压痛，会阴伤口无肿胀，恶露暗红，有腥味，双乳胀，并有硬结。该产妇发热的原因是( )

A. 上呼吸道感染
B. 急性乳腺炎
C. 乳汁淤积
D. 产褥感染
E. 会阴伤口痛

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A certain type of dinnerware made in Ganandia contains lead. Lead can leach into acidic foods, and Ganandians tend to eat highly acidic foods. However, the extreme rarity of lead poisoning in Ganandia indicates that the dinnerware does not contain dangerous amounts of lead. Which of the following, if true, most seriously weakens the argument above

A. The dinnerware is produced exclusively for sale outside Ganandia.
B. Ganandian foods typically are much more acidic than foods anywhere else in the world.
C. The only source of lead poisoning in Ganandia is lead that has leached into food.
D. Most people who use the dinnerware are not aware that it contains lead.
E. Acidic foods can leach lead from dinnerware even if that dinnerware has a protective coating.

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