【名词&注释】
宫外孕(ectopic pregnancy)、大出血(massive hemorrhage)、苎麻根(ramie root)、肾阳虚衰(deficiency of the kidney-yang)
[单选题]附子汤证"身痛"的病机是
A. 表阳受伤,筋脉失养 B. 营气两伤,筋脉失养 C. 阴液耗伤,筋脉失养 D. 肾阳虚衰(deficiency of the kidney-yang),寒湿内盛 E. 气血两亏,筋脉失养