【单选题】【消耗次数：1】
关于肝脏相关酶类以下正确的是
①
丙氨酸氨基转移酶（ALT）主要存在于心肌
②
急性重症肝炎如出现“胆酶分离”，提示肝细胞严重坏死，预后不佳
③
血清中大部分碱性磷酸来源于小肠和肾脏
④
肝癌患者血清γ-谷氨酰基转移酶正常
⑤
血清碱性磷酸浓度稳定，不受生理因素影响
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相关题目
【单选题】
某男，24岁，因食欲减退、乏力、黄疸进行性加深12天，神志不清1天入院。查体：嗜睡状，皮肤及巩膜明显黄染，皮肤可见瘀斑，扑翼样震颤阳性，肝脾未扪及，血清总胆红素为238μmol/L，丙氨酸氨基转移酶250U/L。临床上应考虑为（ ）
①
急性重型肝炎
②
亚急性重型肝炎
③
慢性重型肝炎
④
急性黄疸型肝炎
⑤
淤胆型肝炎
【单选题】
关于碱性磷酸酶测定的临床意义错误的是
①
阻塞性黄疸患者ALP增高，ALT轻度增高
②
肝细胞性黄疸的转氨酶活性很高，ALP正常或稍高
③
肝内局限性胆管阻塞时（常见于肝癌），ALP明显增高，ALT无明显增高，血清胆红素大多正常
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骨骼疾病时ALP不增高
⑤
ALP在孕妇和儿童可出现增高
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患急性胰腺炎时，尿淀粉酶与血清淀粉酶增高的关系为（ ）
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前者与后者同时增高
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前者增高先于后者
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前者增高迟于后者
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前者不增高，后者增高
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前者持续增高，后者先高后低
【单选题】
关于急性病毒性肝炎的血清转氨酶的测定说法正确的是
①
急性重型肝炎ALT/AST>1
②
重型肝炎时一度上升的AST在症状恶化的同时反而下降，提示肝细胞坏死
③
急性期ALT可正常
④
多数情况下AST>ALT
⑤
ALT升高明显表示肝细胞坏死严重
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As I knew him better, I discovered that my____ had been right.
①
enjoyment
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improvement
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impression
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environment
【单选题】
His explanation is not at all clear. I find it ____.
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essential
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confusing
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awful
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puzzled
【单选题】
Things never went _____ as we had expected
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so smoothly
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smooth
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so smooth
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smoothly
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Everyone of them _______ tired and wanted a good rest.
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seems
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is seemed
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was seemed
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seemed
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Peter: How about going to the movies tonight then?Mary: ____
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I don’t know.
②
The movie is very interesting.
③
That sounds good.
④
The movie is very boring.
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John was going to _______ Mary by telling his friends how much weight she had gained.
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essential
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embarrass
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elementary
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The classroom is quite clean ____ some waste paper on the floor.
①
without
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besides
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except
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except for
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All the men were under heavy____ working day and night
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prize
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rain
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pressure
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reward