[中医妇科学]A.妊娠初期，呕吐不食，或呕吐清涎

原题:
[中医妇科学]A.妊娠初期，呕吐不食，或呕吐清涎

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选项:
B.妊娠初期，恶心欲呕，晨起尤甚
C.妊娠初期，呕吐酸水、苦水
D.妊娠初期，呕吐痰涎，胸脘满闷
E.妊娠初期，呕吐剧烈，干呕或呕吐苦黄水，甚则血水