原題:
[婦產(chǎn)科護(hù)理學(xué)(中級主管護(hù)師)]A.月經(jīng)周期不規(guī)則，經(jīng)期不定

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選項(xiàng):
B.月經(jīng)周期規(guī)則，經(jīng)期3～5天
C.月經(jīng)周期稀發(fā)，經(jīng)期5～7天
D.月經(jīng)周期縮短，經(jīng)期3～5天
E.月經(jīng)周期規(guī)則，經(jīng)期延長