问题 单项选择题 A1/A2型题

关于齿状线的解剖特点,下列错误的是()。

A.齿状线以上是直肠上下动脉供应;齿状线以下是肛管动脉供应

B.齿状线以上的直肠上静脉丛是通过直肠上静脉回流入门静脉;齿状线以下的直肠下静脉丛是由肛管静脉回流入下腔静脉

C.齿状线以上是黏膜,由自主神经控制,无痛觉

D.齿状线以上的淋巴回流主要至腹股沟淋巴结

E.齿状线以下至肛缘为解剖性肛管,长3~4cm

答案

参考答案:D

解析:齿状线以上的淋巴主要回流至腹主动脉周围的淋巴结,齿状线以下的淋巴主要回流至腹股沟淋巴结。

阅读理解
阅读理解。

Movies in Green Movie Theater This Week

                      Happy Feet
American movie
Director: George Miller
Stars: Elijah Wood, Brittany Murphy,
Hugh Jackman, Nicole Kidman
Time: From Monday to Wednesday,
at 6:00 pm
Ticket Price: $2 
         The Secret of the Magic Courd
Chinese movie
Director: Zhu Jiaxin and Zhong Zhixing
Stars: Liang Yongqi, Liu Qingyun,
Zhu Qilong
Time: From Friday to Sunday, at 6:30 pm
Ticket Price: $3 (half the price on Sunday
for children)
         Arthur and the Minimoys
American movie
Director: Luc Besson
Stars: Freddie Highmore, Madonna,
Mia Farrow
Time: From Wednesday to Friday,
at 9:00 pm
Ticket Price: $6
             Little Miss Sunshine
American movie
Director: Jonathan Dayton,
Valerie Faris
Stars: Alan Arkin, Abigail Breslin
Time: From Tuesday to Saturday,
at 9:30 am
Ticket Price: $3.5
1. There is _____ in Green Movie Theater this week.
A. one Chinese movie
B. two Chinese movies
C. two American movies
D. three Chinese movies
2. If a man with his child goes to Green Movie Theater on Sunday, they'll pay _____ for the movie.
A. $3
B. $3.5
C. $4.5
D. $6
3. You can see the movie _____ in Green Movie Theater on Friday morning.
A. Happy Feet
B. Arthur and the Minimoys
C. The Secret of the Magic Gourd
D. Little Miss Sunshine
4. There are three movies on _____ and _____.
A. Wednesday, Friday
B. Tuesday, Wednesday
C. Monday, Thursday
D. Saturday, Sunday
5. From this poster (海报), we know _____ is a director.
A. Liang Yongqi
B. Alan Arkin
C. Luc Besson
D. Mia Farrow
单项选择题