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【单选题】
婴儿的胃呈（），胃壁肌肉发育尚不完善，容易引起扩张。胃上端的贲门括约肌松弛，下段的幽门括约肌紧张，容易引起呕吐。
A.
直立状
B.
斜置状
C.
弯曲
D.
水平状
参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】Losing Weight Girls as young as 10 years old are dieting and in danger of developing unhealthy attitudes to weight, body image and food, a group of Toronto researchers reported Tuesday. Their study of...
A.
had unhealthy attitudes to weight.
B.
were overweight.
C.
were on a diet.
D.
had healthy weights.
【单选题】身热下利，肛门灼热，恶心呕吐，腹部疼痛，苔黄脉数。治宜（）
A.
王氏连朴饮加苡仁、竹叶
B.
雷氏芳香化浊法
C.
调胃承气汤
D.
葛根黄芩黄连汤加白芍、藿香、姜竹茹