6.下列關節(jié)中，穩(wěn)定性較好的是

A.肩關節(jié)                                                         B.橈腕關節(jié)

C.髖關節(jié)                                                         D.踝關節(jié)

7.肱二頭肌的對抗肌是

A.肱肌                                                            B.肱橈肌

C.喙肱肌                                                         D.肱三頭肌

8.馬步動作時，股四頭肌做的是靜力性動作的

A.支持工作                                                     B.加固工作

C.固定工作                                                     D.向心工作

9.分泌膽汁的消化腺是

A.膽囊                                                            B.胰

C.脾                                                                D.肝

10.心臟的正常起博點，位于

A.竇房結                                                         B.房室結

C.房室束                                                         D.房室交界區(qū)

11.營養(yǎng)心肌的血管是

A.鎖骨下動脈                                                  B.肺動脈

C.支氣管動脈                                                  D.冠狀動脈

12.支配骨骼肌運動的軀體運動中樞，位于

A.大腦                                                            B.小腦

C.間腦                                                            D.腦干

13.眼球中的睫狀肌可調(diào)節(jié)

A.角膜                                                            B.房水

C.晶狀體                                                         D.玻璃體

14.聽覺感受器是

A.壺腹嵴                                                         B.橢圓囊斑

C.球囊斑                                                         D.螺旋器

15.與應激反應有關的內(nèi)分泌腺是

A.垂體                                                            B.腎上腺

C.甲狀腺                                                         D.胸腺