3.關於牙髓腔內血液流量調整與控制的敘述,下列何者錯誤?
(A)在正常生理條件下,牙髓的血管緊張度(pulpal vascular tone)是維持在部分緊縮狀態
(B)人體藉由神經與內分泌物質來調整血管緊張度(pulpal vascular tone)
(C)牙髓的血流調整,大多藉由神經調控牙髓微血管收縮,而非調控微血管擴張
(D)常見透過腎上腺素(α- adrenergic)、細胞旁激素(paracrine)及內分泌激素(endocrine)來調控微血管管徑 大小
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統計: A(114), B(22), C(920), D(68), E(0) #2626078
統計: A(114), B(22), C(920), D(68), E(0) #2626078
詳解 (共 4 筆)
#5355805
There is evidence for sympathetic modulation of sensory neuropeptide release in the dental pulp; presynaptic adrenoceptors are found on the sensory nerve terminals and attenuate the release of vasodilators from the sensory nerves.
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