将马氏杆横置于患者右眼前，令其注视33cm点光源，患者诉光线在光点内侧，该患者眼位是（）
A.内斜位
B.外斜位
C.上斜位
D.下斜位
E.正位
参考答案：B
解析：马氏杆（MaddoX）是双眼视功能检查中重要的和必不可少的工具。马氏杆可以用做水平、垂直隐性斜视，旋转隐性斜视和不等像的检查。在评估双眼视功能和处置双眼视功能异常时，有重要的参考价值。
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| Halloween falls 1 October 31st. It is one of the most favourite holidays for 2 in the USA. People 3 in costume like a witch,a ghost or a skeleton. The children go to houses 4 "trick or treat". Long ago, 5 a child was not good, he or she would get a trick like 6 a stone in his or her bag instead of some candy. Parties are also popular 7 the evening. People go to parties 8 costumes and play different 9 . People also like 10 to ghost stories and watching scary movies. | |||
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