13.實施上顎結節麻醉(tuber anesthesia)時,有時會因出血而引起頰部及上顎結節部腫脹,這是因
為注射針傷及下列何處所致?
(A)上齒槽後動脈(posterior superior alveolar artery)或靜脈翼叢(pterygoid plexus)
(B)腭大動脈(greater palatine artery)或顏面靜脈(facial vein)
(C)腭小動脈(lesser palatine artery)或面深靜脈(deep facial vein)
(D)腭大動脈(greater palatine artery)或腭小動脈(lesser palatine artery)
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統計: A(832), B(81), C(28), D(219), E(0) #1037399
統計: A(832), B(81), C(28), D(219), E(0) #1037399
詳解 (共 4 筆)
#7417849
題目中看到「上顎結節麻醉/後上齒槽神經阻斷(PSA block)」與「血腫/迅速腫脹,答案一定是在找這兩條結節後方血管
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