6.三尖瓣位于(      )

A.右房室口                                                     B.動(dòng)脈口      

C.肺動(dòng)脈口                                                     D.左房室口

7.CO₂在血液中的運(yùn)輸形式主要是(      )

A.氨基甲酰血紅蛋白                                       B.

C.物理溶解                                                     D.氧合血紅蛋白

8.腎小球?yàn)V液中葡萄糖被重吸收位于(      )

A.集合管                                                         B.髓袢細(xì)段   

C.遠(yuǎn)端小管                                                     D.近端小管

9.幼年時(shí)缺乏生長(zhǎng)素會(huì)導(dǎo)致(      )

A.呆小癥                                                         B.侏儒癥      

C.粘液性水腫                                                  D.巨人癥

10.運(yùn)動(dòng)系統(tǒng)屬于身體器官或系統(tǒng)的發(fā)育類型中的(      )

A.一般型器官的發(fā)育                                       B.神經(jīng)型器官的發(fā)育

C.淋巴型器官的發(fā)育                                       D.生殖系統(tǒng)的發(fā)育