【名词&注释】
生长发育(growth and development)、生长激素(growth hormone)、肾阳虚(kidney-yang deficiency)、顽固性(intractable)、腰背痛(back pain)、肾阴虚(kidney yin deficiency)、适用于(suitable for)、退行性脊柱炎(retrograde spondylitis)
[单选题]“泻南补北”法适用于(suitable for)
A. 肾阳虚而心火旺
B. 肾阴虚(kidney yin deficiency)而心火旺
C. 心阴虚而心阳亢
D. 肾阴虚(kidney yin deficiency)而相火妄动
E. 肾阴虚(kidney yin deficiency)而肝阳元