肝脏功能受损时，血中
A．白蛋白含量升高
B．球蛋白含量下降
C．白蛋白含量升高，球蛋白含量下降
D．白蛋白含量下降，球蛋白含量升高或相对升高
E．白蛋白和球蛋白含量都正常
参考答案：D
解析：本题考查肝功能受损时白蛋白与球蛋白变化，白蛋白是由肝实质细胞合成，血清白蛋白减少与G-球蛋白增加是肝病患者血清蛋白电泳的共同特征，其减少与增加的程度与肝实质损伤程度相关。
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| I'm twelve years old. I'm large 1 my age and have big feet. I look like both my mum and my dad but in 2 ways. I have fair hair and blue eyes 3 my dad, and a mouth and expression like my mum. My nose is like my mother's and definitely nothing like my father's. I am very like my mum in temperament (性情), 4 I don't have her very hot temper (脾气). I hate 5 and arguments. I hate being laughed at and some jokes hurt me more than I 6 . Friendship is important to me with people of all 7 . My home is very important to me and I would hate 8 to a boarding (寄宿) school. On the whole I'm a fairly tidy person. I am quite creative with my hands. I like 9 models, pendants and candles 10 other things. I like acting and music, I 11 the piano and can play the trumpet. I am not very interested in reading because I like to be 12 most of the time. I 13 my bike a lot. My father lives abroad and I enjoy traveling to see him. I enjoy my 14 (We have a French cook) and I have a sweet tooth. I don't like my hair being brushed by someone else and I hate it long. Finally, the one thing I really find 15 is homework as I would rather be outside or make something. | ||||
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