问题
单项选择题 案例分析题
病历摘要：女性患者，38岁，在近4个月内突发每接触冷水及冷风后，于暴露或接触部位产生斑块性水肿，严重时有手麻、胸闷、心悸及腹痛等症状。皮损持续数分钟致数小时后自动消退。
因输血引起的荨麻疹为（）
A.Ⅰ型变态反应
B.Ⅱ型变态反应
C.Ⅲ型变态反应
D.Ⅳ型变态反应
E.Ⅴ型变态反应
答案
参考答案：B
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病历摘要：女性患者，38岁，在近4个月内突发每接触冷水及冷风后，于暴露或接触部位产生斑块性水肿，严重时有手麻、胸闷、心悸及腹痛等症状。皮损持续数分钟致数小时后自动消退。
因输血引起的荨麻疹为（）
A.Ⅰ型变态反应
B.Ⅱ型变态反应
C.Ⅲ型变态反应
D.Ⅳ型变态反应
E.Ⅴ型变态反应
参考答案：B
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| The little boy entered the house, unhappy. His mother was 1 cakes in the kitchen. She smiled as she 2 but stopped when she saw his face. "Tyler, 3 happened? Is everything okay?" "Nothing is okay, Mom," said the boy, "Today, in our science lesson, Mrs Green was talking about the 4 She said that the whole world is getting dirtier and that many animals and plants are dying. She wants us to think of something we can do to help. I thought all the way home, but there is 5 I can do to make a difference." "Let me tell you 6 ," the mother said after thinking for a while. "One morning a man was walking down a beach, there he saw thousands of dying starfish covering the beach, they were pushed up by the 7 , and it was too far up for them to make their way back by 8 The man shook his head as he walked along, What a pity! So many starfish will die on the beach. The man felt very sorry 9 those starfish. He went on walking and just at that time he was 10 to find a boy in front who was throwing the starfish back into the sea as 11 as he could. "How silly you are! My 12 ," the man said, "There are so many starfish, can you throw all of them back?" The boy didn't stop but kept throwing. 13 I can't help them all, I can make a difference to this one, and this one, and this one. said the boy. "Thinking for a moment, the man 14 to help return the starfish to their home. He smiled and said to himself, Sometimes the biggest lesson in life comes from the 15 person. " | ||||
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