【名词&注释】
临床意义(clinical significance)、淡豆豉(tasteless preserved soybean)、牛蒡子(great burdock achene)、藿香正气散、心肾阳虚(heart and kidney yang deficiency)
[单选题]困倦嗜睡,伴头目昏沉,脘痞肢重者,其临床意义是
A. 痰湿困脾
B. 阴虚火旺
C. 阳明腑实
D. 营血亏虚
E. 心肾阳虚(heart and kidney yang deficiency)