第15题: [单项选择]直疝三角的三边是 A. 联合腱、腹直肌外缘和耻骨梳韧带 B. 腹壁下动脉、联合腱和腹股沟韧带 C. 联合腱、腹股沟韧带和腹直肌外缘 D. 腹壁下动脉、腹直肌外缘和腹股沟韧带 E. 腹壁下动脉、腹直肌外缘和耻骨梳韧带 参考答案:D 答案解析:[解题思路] 直疝三角又称Hesselbach三角,其外、内、下三边分别是由腹壁下动脉、腹直肌外缘和腹股沟韧带构成。
[命题规律] 考察“腹股沟区解剖”。一般掌握。
第22题: [单项选择]{{I}}Questions 22~25 are based on the following dialogue.{{/I}}What are doing at the airport A. They are traveling. B. They are having a walk. C. They are saying goodbye to each other. D. They are chatting. 参考答案:C