川芎茶调散的组成药物中含有（）。

A.苍术

B.牛蒡子

C.蝉蜕

D.当归

E.羌活

A client with cholecystitis is receiving propantheline bromide. The client is given this medication because it（）

A. reduces gastric solution production and hypermobility.

B. slows emptying of the stomach and reduces chyme in the duodenum.

C. inhibits contraction of the bile duct and gallbladder.

D. decreases bile secretions.