小儿头围与胸围两者几乎相等的年龄是A. 4个月 B. 6个月 C.8个月 D.12个月 E. 18个月

作者: tihaiku 人气: - 评论: 0
问题 小儿头围与胸围两者几乎相等的年龄是
选项 A. 4个月 B. 6个月 C.8个月 D.12个月 E. 18个月
答案 D
解析 考核重点是头围与胸围生长发育的规律。小儿出生时头围约34cm,胸围比头围小,约32cm,l周岁时头围与胸围相等,约46cm,以后则胸围超过头围。

相关内容:小儿,头围,胸围,年龄,4个月,6个月,个月,18个月

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