问题
单项选择题 案例分析题
患者,女,13岁,上下牙拥挤Ⅲ°,安氏Ⅱ类上颌前突,骨性高角患者,ANB8°,下颌向前方的生长发育已相当有限。
何时进行方丝弓矫正()
A.拔除和
之后,即可以
B.拔和
一个月后
C.根据患者自己时间而定
D.拔除后即可以开始方丝弓矫正
E.拔除后,使用口外弓推磨牙向远中移动,磨牙达到Ⅰ类关系后,拔除
和
后,方进入方丝弓矫治
答案
参考答案:E
患者,女,13岁,上下牙拥挤Ⅲ°,安氏Ⅱ类上颌前突,骨性高角患者,ANB8°,下颌向前方的生长发育已相当有限。
何时进行方丝弓矫正()
A.拔除和
之后,即可以
B.拔和
一个月后
C.根据患者自己时间而定
D.拔除后即可以开始方丝弓矫正
E.拔除后,使用口外弓推磨牙向远中移动,磨牙达到Ⅰ类关系后,拔除
和
后,方进入方丝弓矫治
参考答案:E
Sam Kaye is only 12 years old. But he is a famous photographer (摄影师) not only in the UK, but also in_countries. He is even the youngest member of the Royal Photographic Society (RPS,皇家摄影协会) of the UK. It was_in 1853 and it has a long history. It was the_photographic society in the world. About one third of its members are famous photographers all over the world. Sam Kays started taking photos_the age of six. Last year, the UK schoolboy went on a trip to Africa with his parents. He took lots of photos of African _such as lions, elephants, foxes and birds. He_these photos to the Royal Photographic Society of the UK. People at the RPS were_to see Sam’s photos. They said the photos were so great. Sam likes photography and his dream is to be a_in the future. Sam’s parents are_of their son. They encourage him to_his dream. They say his dream can come true one day.
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