K+的危急值范围：＜2.5mmol/L，＞6mmol/L（）

A.＜1mmol/L;＞3mmol/L

B.＜1.5mmol/L;＞3.5mmol/L

C.＜2.5mmol/L;＞3.5mmol/L

D.＜1.5mmol/L;＞2.5mmol/L

A.＜1.5mmol/L;＞5.5mmol/L

B.＜2.0mmol/L;＞6.5mmol/L

C.＜2.5mmol/L;＞5.5mmol/L

D.＜2.5mmol/L;＞6.5mmol/L

A.＜1.5mmol/L;＞5.5mmol/L

B.＜2.0mmol/L;＞6.5mmol/L

C.＜2.5mmol/L;＞5.5mmol/L

D.＜2.5mmol/L;＞6.5mmol/L

A.2.5mmol/L， 5.5mmol/L

B.3.5mmol/L， 5.5mmol/L

C.5.5mmol/L， 2.5mmol/L

D.2.5mmol/L， 6.5mmol/L

E.3.5mmol/L， 6.5mmol/L

A．＜3.5mmoL/L;＞6.5mmoL/L

B．＜2.5mmoL/L;＞5.5mmoL/LL

C．＜2.5mmoL/L;＞7.5mmoL/L

D．＜2.5mmoL/L;＞6.5mmoL/L

A.＜2.5mmol/L或＞6mmol/L

B.＜3.5mmol/L或＞6mmol/L

C.＜2.5mmol/L或＞5.0mmol/L

D.＜2.5mmol/L或＞7mmol/L

A．7.5mmol/L

B．>2.5mmol/L, 6.2mmol/L

A．≤2.6mmol/L

B．≥21mmol/L

C．≤2.5mmol/L或≥25mmol/L