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【多选题】
引起局麻药毒性反应的常见原因 ?A.
一次用量超过病人的耐量（局麻药的剂量或浓度过高）
B.
误将局麻药注入血管内
C.
注射部位血供丰富，未酌情减量，或未加肾上腺素
D.
病人因体质衰弱等原因而耐受性降低
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皮皮学刷刷变学霸
举一反三
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A.
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B.
excuse
C.
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D.
message
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A.
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B.
Digital books are likely to sell better than paper ones before 2015 in USA.
C.
Bookstores are facing an existential cr because of insufficient time.
D.
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