问题
单项选择题
血细胞比容增高，不见于哪种疾病（）
A.大面积烧伤
B.大手术后
C.贫血
D.真性细胞增多症
E.继发性红细胞增多症
答案
参考答案：C
解析：血细胞比容增高见于各种原因所致血液浓缩，如大量呕吐、大手术后、腹泻、失血、大面积烧伤、真性红细胞增多症、继发性红细胞增多症等。
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血细胞比容增高，不见于哪种疾病（）
A.大面积烧伤
B.大手术后
C.贫血
D.真性细胞增多症
E.继发性红细胞增多症
参考答案：C
解析：血细胞比容增高见于各种原因所致血液浓缩，如大量呕吐、大手术后、腹泻、失血、大面积烧伤、真性红细胞增多症、继发性红细胞增多症等。
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| Mrs. Ball had a son. His name was Mick. She 1 him very much and as he was not a 2 child, she was always 3 that he might be ill, 4 she used to take him to see the best 5 in the town four times a year to be looked 6 . During one of these 7 , the doctor gave Mick all kinds of tests and then said to him, "Have you had any 8 with your nose or ears recently?" Mick 9 for a second and then answered, "Yes, I 10 ." Mrs. Ball was very 11 . "But I'm sure you have 12 told me that, Mick!" She said worriedly. "Oh, really?" Said the doctor 13 . "And what trouble have you with your nose and ears, my boy?" "Well," answered Mick, "I always have trouble with them when I'm 14 my sweater off, because the 15 is very tight." | ||||
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