[中西醫(yī)結(jié)合婦科學(xué)]若月經(jīng)周期是25天，估計(jì)排卵應(yīng)在月經(jīng)周期...

原題:
[中西醫(yī)結(jié)合婦科學(xué)]若月經(jīng)周期是25天，估計(jì)排卵應(yīng)在月經(jīng)周期的第幾天(  )

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選項(xiàng):
A.5天
B.8天
C.11天
D.14天
E.18天
答案：
C