题目内容

患者，女，52岁，上腹部持续性疼痛伴腰背部放射痛12小时，伴呕吐，吐后腹痛不减轻。既往有胆总管结石病史。查体：体温38℃，腹略膨隆，上腹正中压痛，轻度肌紧张，反跳痛。移动性浊音(+)，肠鸣音减弱。血白细胞20×109/L，尿胆红素(-)，血清钾4mmol/L，血清钠135mmol/L，血清氯106mmol/L。如果出现下列哪项化验结果提示病变严重

A. 尿淀粉酶大于1024温氏单位
B. 血清脂肪酶1.5康氏单位
C. 血WBC12×109/L
D. 血淀粉酶1256温氏单位
E. 血钙0.8mmol/L

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A balanced diet provides an adequate intake of nutrients for maintenance of the body and therefore good health. A diet can easily be adequate (67) normal body functions, yet may not be a balanced diet. An ideal human diet (68) fat, protein, and carbohydrates (碳水化合物) in correct (69) . The exact amount vary for each (70) because everyone has different metabolic (新陈代谢的) rates and levels of activity. Malnutrition results (71) an unbalanced diet, this is (72) an excess of some dietary components and (73) of other components. Too much of one component can be as much (74) to the body as too little. Energy is (75) by carbohydrates, fats and proteins. Proteins are primarily used as building blocks for (76) of many body tissues. The energy providing compounds are needed in (77) quantities in our diet. We also need much smaller amounts of other nutrients, such as vitamins and minerals. (78) the small quantities needed these are essential to provide a healthy diet as they have (79) roles in metabolic reactions. The (80) absorbed are converted to other compounds which are then used for metabolism. Starch, a major carbohydrate, can be then synthesized into fat for (81) . There are some organic compounds which in spite of being (82) for health cannot be made by cells. A balanced diet is imperative to (83) a healthy body. People who choose to be vegetarians and (84) must make sure that their diet contains all the correct nutrients to (85) any deficiencies. This is the same for people living in countries (86) their diet lacks certain important food groups.

A. immense
B. vast
C. enormous
D. large

Questions 19 to 21 are based on the conversation you have just heard.

A. They are smarter than human workers.
B. They are more productive than human workers.
C. They are very durable.
D. They are easy to design.

患者，女，44岁，黄疸，食欲不振，体重减轻已3个月，皮肤黄染，肝大，胆囊可触及，外院血检，TB 180μmol/L，AKP(碱性磷酸酶)45u(金氏单位)，ALT(SGPT)26U。外科梗阻性黄疸的主要诊断依据是

A. 血胆红素升高
B. 黄疸、肝大伴有肝区叩痛
C. B超显示肝内或肝内外胆管扩张
D. 黄疸持续不消失
E. 血ALT、AIP升高

Questions 11 to 18 are based on the conversation you have just heard.

A. She is a secretary.
B. She is a reporter.
C. She is a novelist.
D. She is a shop assistant.