呈三角形的骨是　（　）

A. 前室间支

B. 后室间支

C. 旋支

D. 左室后支

E. 右缘支

A. ciliary muscle

B. levator palpebrae superioris (上睑提肌)

C. inferior obliquus (下斜肌)

D. superior rectus (上直肌)

E. dilator pupillae

A. 窦房结

B. 房室结

C. 房室束

D. 左、右束支

E. 蒲肯野纤维

A. 动眼神经

B. 滑车神经

C. 展神经

D. 上颌神经

E. 眼神经

A. 视神经

B. 展神经

C. 面神经

D. 上颌神经

E. 副神经

A. Each kidney has two ends, two borders and two surfaces.

B. The central part of the lateral border has the renal hilum (肾门).

C. The structures, which pass through the renal hilum, are enclosed together by the connective tissue t

D. From superior to inferior, the order of structures in the renal pedicle is renal vien, renal artery,

E. The left kidney is lower than the right kidney

A. 视辐射

B. 听辐射

C. 额桥束

D. 皮质脊髓束

E. 丘脑中央辐射

A. 股薄肌

B. 缝匠肌

C. 耻骨肌

D. 长收肌

E. 大收肌

A. 臂丛内侧束发出的最粗大神经

B. 在臂部不分支

C. 支配前臂9块屈肌

D. 支配指浅屈肌尺侧半

E. 支配拇指对掌肌

A. 肾动脉、肾静脉、肾盂

B. 肾静脉、肾动脉、肾盂

C. 肾盂、肾动脉、肾静脉

D. 肾盂、肾静脉、肾动脉

E. 肾动脉、肾盂、肾静脉