11.當(dāng)歸根橫切面可見的分泌組織為（      ）

A.油細(xì)胞                                                     B.油室

C.油管                                                        D.樹酯道

12.丹參成分中抗菌的主要成分為（      ）

A.丹參酮I                                                   B.丹參酮IIA

C.隱丹參酮                                                 D.次甲丹參醌

13.維管束周木型及外韌型，含晶纖維及油細(xì)胞的藥材是（      ）

A.甘草                                                        B.姜黃

C.天麻                                                        D.石菖蒲

14.“珍珠盤”、“砂眼”是形容哪種藥材的性狀特征？（      ）

A.人參                                                        B.黨參

C.防風(fēng)                                                        D.銀柴胡

15.維管束異型的莖木類藥材是（      ）

A.川木通                                                     B.大血藤

C.雞血藤                                                     D.鉤藤

16.下列哪種藥材不含有菊糖？（      ）

A.黃芩                                                        B.山茱萸

C.木香                                                        D.黨參

17.藥用部位為根皮，表面白色或淡黃色偶有殘留的橙黃色栓皮，質(zhì)地韌性強(qiáng)的藥材是（      ）

A.牡丹皮                                                     B.地骨皮

C.香加皮                                                     D.桑白皮

18.粉末中有分枝狀石細(xì)胞，草酸鈣晶體，晶鞘纖維的藥材是（      ）

A.厚樸                                                        B.黃柏

C.杜仲                                                        D.肉桂

19.花粉粒呈三角形的藥材是（      ）

A.蒲黃                                                        B.丁香

C.辛夷                                                        D.菊花

20.種子呈圓球形，表面黑色，略有光澤，種皮外有均勻分布的顆粒狀突起，種臍近圓形，一側(cè)有一帶狀淺溝，它是（      ）

A.王不留行                                                 B.白芥子

C.紫蘇子                                                     D.葶藶子