11.分泌膽汁的消化腺是（       ）

A.胃腺                                                        B.胰

C.肝                                                           D.膽囊

12.營養(yǎng)心肌的血管是（       ）

A.鎖骨下動(dòng)脈                                             B.肺動(dòng)脈

C.支氣管動(dòng)脈                                             D.冠狀動(dòng)脈

13.腹腔中不成對器官的靜脈合成（       ）

A.門靜脈                                                    B.腸系膜上靜脈

C.腸系膜下靜脈                                          D.胃靜脈

14.感覺中樞位于（       ）

A.大腦                                                        B.小腦

C.間腦                                                        D.腦干

15.分泌生長激素的內(nèi)分泌腺是（       ）

A.甲狀腺                                                    B.垂體

C.腎上腺                                                    D.松果體