6.下列关节中，稳定性较好的是

A.肩关节                                                         B.桡腕关节

C.髋关节                                                         D.踝关节

7.肱二头肌的对抗肌是

A.肱肌                                                            B.肱桡肌

C.喙肱肌                                                         D.肱三头肌

8.马步动作时，股四头肌做的是静力性动作的

A.支持工作                                                     B.加固工作

C.固定工作                                                     D.向心工作

9.分泌胆汁的消化腺是

A.胆囊                                                            B.胰

C.脾                                                                D.肝

10.心脏的正常起博点，位于

A.窦房结                                                         B.房室结

C.房室束                                                         D.房室交界区

11.营养心肌的血管是

A.锁骨下动脉                                                  B.肺动脉

C.支气管动脉                                                  D.冠状动脉

12.支配骨骼肌运动的躯体运动中枢，位于

A.大脑                                                            B.小脑

C.间脑                                                            D.脑干

13.眼球中的睫状肌可调节

A.角膜                                                            B.房水

C.晶状体                                                         D.玻璃体

14.听觉感受器是

A.壶腹嵴                                                         B.椭圆囊斑

C.球囊斑                                                         D.螺旋器

15.与应激反应有关的内分泌腺是

A.垂体                                                            B.肾上腺

C.甲状腺                                                         D.胸腺