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问题 单项选择题

有关溃疡性结肠炎的论述哪项是错误的

A．本病在我国发生率较低，病情较轻
B．是发生于直肠和结肠的原因未明的慢性炎症性疾病
C．可有发热、腹痛、腹泻、里急后重等症状
D．常伴有肠外表现
E．病变常累及黏膜下层及肌层

答案

参考答案：E

判断题

AFP和ALT联合测定可用以鉴别良性肝脏疾病，如AFP超过500ng/mL，ALT基本正常，高度提示肝癌。()
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填空题



Despite (1) that alcoholic beverages may (2) , a leading medical expert is advising: don’t (3) just yet.
Anybody who’s ever worked in a hospital sees the hospital is full of patients that have (4) disease, but the hospital is not full of patients that have disease related to cholesterol and (5) .
In an (6) in the current New England Journal of Medicine, Dr. Goldberg of Columbia University said it is time to see (7) prevents heart disease. Such a study would give (8) to one group of heart disease patients and not to another, and see (9) .
In the latest study, which followed (10) over a 12-year period, researchers found that those who drank (11) drinks per week (12) of heart attack by (13) compared to (14) .
The lead author, (15) Kenneth Mukamal of Beth Israel Deaconess Medical Center in Boston, insists his study is (16) . For one thing, other studies have not looked at (17) .
Dr. Mukamal says (18) also appear to settle which alcoholic beverage are (19) . "Beer and spirits, beer and liquor, were most ply (20) ."
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