【单选题】【消耗次数：1】
倍氯米松治疗过敏性支气管哮喘的主要作用机制是
①
兴奋β\sub2\nosupersub 受体
②
直接扩展支气管平滑肌
③
稳定肥大细胞膜，抑制炎性介质释放
④
使细胞内cGMP增加
⑤
兴奋M受体
参考答案：
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相关题目
【单选题】
糖皮质激素治疗过敏性支气管哮喘的主要作用机制是
①
抑制抗原－抗体反应引起的组织损害和炎症过程
②
干扰补体参与免疫反应
③
抑制人体内抗体的生成
④
使细胞内cAMP含量明显升高
⑤
直接扩张支气管平滑肌
【单选题】
支气管哮喘的本质是（）
①
一种自身免疫疾病
②
气道慢性炎症
③
支气管平滑肌可逆性痉挛
④
支气管平滑肌内β<sub> 2</sub> 受体功能低下
⑤
肥大细胞膜上M胆碱能受体功能亢进
随机题目
【单选题】
Women have to be more ____ than men if they want to get anywhere in the business world.
①
difficult
②
ambitious
③
traditional
④
conservative
【单选题】
24. The kind-hearted woman always tries to help others, but recently she has been ____kind and generous.
①
chiefly
②
specially
③
principally
④
especially
【单选题】
When the passenger woke up, he found himself ____in a hospital ward.
①
lie
②
lay
③
lying
④
lain
【单选题】
He should get used by now ____ Chinese food.?
①
to eating ?
②
to eat ?
③
for eating ?
④
eatin?
【单选题】
2. As time went on, he found himself ____ with the toughest job she had ever taken.
①
face
②
faced
③
facing
④
to face
【单选题】
He came to the meeting ____ his serious illness.
①
inspite of
②
in spite
③
despite of
④
despite
【单选题】
Dave ____ into the house without ____ out by his parents.
①
slipped; finding
②
slips; finding
③
slips; to be found
④
slipped; being found
【简答题】
证明 整数环Z是一个主理想环。