单选题:开口于右心房的是 ( ) 题目分类:医学综合 题目类型:单选题 查看权限:VIP 题目内容: 开口于右心房的是 ( ) A.冠状窦口 A.冠状窦口 B.肺动脉口 B.肺动脉口 C.肺静脉口 C.肺静脉口 D.主动脉口 D.主动脉口 E.主动脉窦 参考答案: 答案解析:
The magic pen is particularly convenient when you work away The magic pen is particularly convenient when you work away from home or office 分类:医学综合 题型:单选题 查看答案
An electronic device has been developed to measure the weig An electronic device has been developed to measure the weight of certain Martia 分类:医学综合 题型:单选题 查看答案
For young children,getting dressed is a complicated busines For young children,getting dressed is a complicated business. A.personal B.stra 分类:医学综合 题型:单选题 查看答案