T形管拔管的指征是().
A.无腹胀
B.腹痛减轻
C.黄疸减轻
D.夹管2日,无发热
E.经T管造影证实胆总管下端通畅
参考答案:A, B, C, D, E
Their relationship,______ on years of open communication with each other,will last.
A.base
B.to base
C.basing
D.based
25-OH-D3经何种酶羟化形成1,25-(OH)2-D3()
A.7α-羟化酶
B.1α-羟化酶
C.25α-羟化酶
D.1γ-羟化酶
E.7γ-羟化酶