A.血清鈣正常,血清磷明顯降低 B.血清鈣磷均降低 C.血清鈣磷正常 D.血清鈣磷低 E.血清鈣磷乘積為30~40
A.促進(jìn)鈣磷經(jīng)腸道吸收作用增強(qiáng) B.抑制腎曲小管對(duì)麟的吸收,增進(jìn)對(duì)鈣的重吸收 C.抑制骨鹽溶解,使血清鈣含量降低 D.使7-脫氫膽固醇變?yōu)槟懝腔?br /> E.促進(jìn)膽骨化醇轉(zhuǎn)化為25-羥膽骨化醇