A.1:1~1:1.5
B.1:1.5~1:2
C.1:2~1:2.5
D.1:2.5~1:3
E.1:2~1:3
[单选题,A2型题,A1/A2型题] 应用呼吸机辅助呼吸时,吸/呼比值为()。A . 1:1~1:1.5B . 1:1.5~1:2C . 1:2~1:2.5D . 1:2.5~1:3E . 1:2~1:3
[单选题]使用人工呼吸器,呼吸比应为A.1:(0.5~2)B.1:(1.5~2)C.1:(1.0~3)D.1:(0.5~1)E.1:(1.5~2.5)
[单选题]正常人的A/G比值是A.1:1~1.3:1B.1:1~1.5:1C.1.5:1~2.0:1D.1.5:1~2.5:1E.1.8:1~2.0:1
[单选题]正常人的A/G比值是A.1:1 ~1.3:1B.1:1 ~1.5:1C.1.5:1~2.0:1D.1.5:1~2.5:1E.1.8:1~2.0:l
[单选题]蜜丸制备中,蜜与药粉的比例一般为A.1:1~1:1.5B.1:2~1:3C.1:5~1:6D.1:4~1:5E.1:3~1:4
[单选题]正常人血清A/G比值是A.1~1.3:1B.1~1.5:1C.1.5~2.0:1D.1.5~2.5:1E.1.8~2.0:1
[单选题]蜜丸制备中,一般药粉与炼蜜的比例是A.1:1~1:1.5B.1:2~1:3C.1:3~1:4D.1:0.5~1:1E.1:4~1:5
[单选题]复苏时胸外心脏按压与人工呼吸的次数之比为( )。A.2:1B.1~1.5:1C.3:1D.5:1E.4:1
[单选题]A./G的正常值为A.(1.5~2.5):1B.(2~3):1C.(1.5~2):2D.(3~4):1E.(1.5~4):1
[单选题]母乳中的钙与磷的比例为A.1.5∶1B.2∶1C.1∶2D.1.2∶1E.1.5∶2