A.3g/dl
B.5g/dl
C.7g/dl
D.4g/dl
E.6g/dl
[试题]发绀的出现意味着毛细血管中还原型血红蛋白达到()。A.3g/dlB.4g/dlC.5g/dlD.6g/dlE.7g/dl
[单选题]发绀的出现意味着毛细血管中还原型血红蛋白达到A.3g/dlB.5g/dlC.7g/dlD.4g/dlE.6g/dl
[单选题]发绀的出现意味着毛细血管中还原型血红蛋白达到A.3g/dlB.5g/dlC.7g/dlD.4g/dlE.6g/dl
[单选题]当毛细血管血液中还原型血红蛋白达到多少浓度时患儿出现发绀症状A.30g/LB.40g/LC.50g/LD.10g/LE.20g/L
[单选题]患儿出现发绀症状时,毛细血管血液中还原型血红蛋白的浓度至少达到A.30g/LB.40g/LC.50g/LD.60g/LE.70g/L
[单选题]患儿出现发绀症状时,毛细血管血液中还原型血红蛋白的浓度至少达到()A . 30g/LB . 40g/LC . 50g/LD . 60g/LE . 70g/L
[单选题,A1型题] 当毛细血管血液中还原型血红蛋白达到多少浓度时患儿出现发绀症状()A . 2g/dlB . 3g/dlC . 5g/dlD . 6g/dlE . 9g/dl
[单选题]当毛细血管血液中还原型血红蛋白达到多少浓度时患儿出现发绀症状?( )A.30g/LB.40g/LC.50g/LD.10g/LE.20g/L
[单选题]当毛细血管血液中还原型血红蛋白达到多少浓度时患儿出现发绀症状A.30g/LB.40g/LC.50g/LD.10g/LE.20g/L
[单选题]皮肤黏膜出现发绀时,毛细血管血液还原血红蛋白至少超过A.75g/LB.50g/LC.100g/LD.45g/LE.30g/L