問題詳情

35.關於牙齒上生物膜(biofilm)的敘述,下列何者錯誤?
(A)生理性的生物膜由 Streptococcus sanguis 和 S. mitis 組成
(B)生物膜是由細菌及其副產物、胞外基質、水所構成
(C)生物膜為微生物隨機附著所形成
(D)在口腔內不同環境,生物膜群落有顯著差異

參考答案

答案:C
難度:適中0.463
書單:沒有書單,新增

用户評論

Jane】評論

Sturdevant’s-Art-and-Science-of-Operative-Dentistry-7th-Edition.pdf p.44(C) Biofilm is not adherent food debris, as was widely and erroneously thought, nor does it result from the haphazard collection of opportunistic microorganisms. the accumulation of the bioilm on teeth is a highly organized and ordered sequence of events. Bacteria seem to occupy the same spatial niche on most individuals. 生物膜不是像人們普遍錯誤地認為的那樣粘附的食物殘渣,也不是偶然收集機會性微生物的結果。生物膜在牙齒上的積累是一個高度組織和有序的事件序列。(D) Significant diferences exist in the bioilm communities found in various habitats (ecologic environments) within the oral cavity