问题
单项选择题 A1型题
小儿时期白细胞分类有一重要特点,即中性粒细胞和淋巴细胞比例的"两次交叉",时间分别是()
A.4~6周和4~6个月
B.4~6天和4~6个月
C.4~6天和4~6岁
D.4~6周和4~6岁
E.4~6个月和4~6岁
答案
参考答案:C
小儿时期白细胞分类有一重要特点,即中性粒细胞和淋巴细胞比例的"两次交叉",时间分别是()
A.4~6周和4~6个月
B.4~6天和4~6个月
C.4~6天和4~6岁
D.4~6周和4~6岁
E.4~6个月和4~6岁
参考答案:C
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