[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fkErGUpFD3w0KXTNrnD1FhqizDTynlnQRZCo4FGaFreE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":13,"question":20,"related":21,"source":32,"type":33},[],"2025-11-19 10:16:34",237036246,[8,9,10,11,12],"放线菌","细菌","螺旋菌","支原体","真菌",{"count":14,"courseId":15,"courseImg":16,"courseName":17,"workId":18,"workName":19},70,"22baf89b794090886c17e4edfe9279ba","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9c1e48361b00f3ee2086f4e259ed792b.jpg","病原生物学（84学时）","exam_167989965","病原生物学阶段测试1","具有完善细胞器和典型核结构的微生物是",[22,34,44,54,64,74,84,94,97,107],{"answer":23,"createTime":5,"id":24,"options":25,"question":31,"source":32,"type":33},[],237036239,[26,27,28,29,30],"质粒丢失,细菌即死亡","可自行丢失或经人工处理消除","可以从一个细菌转移到另一个细菌","控制细菌某些性状","是染色体以外的遗传物质,可自行复制","关于质粒的叙述,下列哪项是错误的","v1",0,{"answer":35,"createTime":5,"id":36,"options":37,"question":43,"source":32,"type":33},[],237036240,[38,39,40,41,42],"质粒具有自我复制能力,能自行丢失与消除","细菌基因组包括细菌染色体、质粒、噬菌体基因组以及可移动元件(插入序列、转座子、整合子等)","转导是以噬菌体为载体而进行的遗传物质的转移与重组","致育(F)质粒编码性菌毛,耐药(R)质粒由耐药传递因子RTF(编码性菌毛)和耐药决定子r-det组成","基因结构发生改变(如基因突变或重组),产生变种或新种,为表型变异","关于细菌的遗传与变异,说法不正确的是",{"answer":45,"createTime":5,"id":46,"options":47,"question":53,"source":32,"type":33},[],237036241,[48,49,50,51,52],"一般环境中,通常不能耐受菌体内的高渗透压而将会涨破死亡","呈高度多形性,大小不一","即细菌细胞壁缺陷型,是指细胞壁受损(主要是肽聚糖结构受到理化或生物因素的直接破坏或合成被抑制)后,在高渗环境下仍可存活的细菌","转变为L型的细菌无法再回复为原菌","多在高渗的含血清的培养基上生长后通常可形成油煎蛋样菌落","关于细菌L型,不正确的是",{"answer":55,"createTime":5,"id":56,"options":57,"question":63,"source":32,"type":33},[],237036242,[58,59,60,61,62],"蒸馏除去热原质效果好","热原质可被高压蒸汽灭菌法破坏","热原质主要是革兰氏阴性菌细胞壁中的脂多糖","细菌多在稳定期产生外毒素、抗生素等代谢产物","色素可以鉴别细菌","关于细菌的分解与合成代谢产物的叙述,下列哪项是错误的",{"answer":65,"createTime":5,"id":66,"options":67,"question":73,"source":32,"type":33},[],237036243,[68,69,70,71,72],"抗体与细菌结合可直接杀死病原菌","皮肤与粘膜屏障是抗感染的第一道防线","吞噬细胞为固有免疫","体液免疫主要针对胞外菌的感染及外毒素","细胞免疫主要针对胞内寄生菌的感染","关于抗感染免疫的叙述,哪项是不正确的",{"answer":75,"createTime":5,"id":76,"options":77,"question":83,"source":32,"type":33},[],237036244,[78,79,80,81,82],"脓毒血症","菌血症","败血症","毒血症","内毒素血症","病原菌在血液中大量繁殖并产生毒性产物,引起全身中毒症状叫",{"answer":85,"createTime":5,"id":86,"options":87,"question":93,"source":32,"type":33},[],237036245,[88,89,90,91,92],"内毒素的脂质A是G- 菌细胞壁的毒性成分,无种属特异性","外毒素毒性作用强,对组织器官具有选择性","外毒素可经甲醛处理可制备成类毒素,可刺激机体产生抗毒素","外毒素均耐热,使用高压蒸汽灭菌法仍不能将其破坏","内毒素主要来源于革兰阴性菌,菌体死亡裂解后释放出来","关于细菌的内毒素和外毒素的叙述,下列错误的是",{"answer":95,"createTime":5,"id":6,"options":96,"question":20,"source":32,"type":33},[],[8,9,10,11,12],{"answer":98,"createTime":5,"id":99,"options":100,"question":106,"source":32,"type":33},[],237036247,[101,102,103,104,105],"细菌对两性霉素B的耐药属于获得性耐药","合理使用抗菌药物,是防控细菌耐药性的重要手段","基因转移(gene transfer)是获得耐药性的主要原因","临床上当某抗菌药物对菌株的MIC小于该药物对该菌的治疗浓度时,则为敏感;反之则耐药","细菌耐药的生化机制主要包括产生钝化酶、改变药物作用靶位、阻止药物渗透、主动外排、生物被膜等方面","关于细菌的耐药性,以下说法不正确的是",{"answer":108,"createTime":5,"id":109,"options":110,"question":116,"source":32,"type":33},[],237036248,[111,112,113,114,115],"具有严格的宿主特异性,多为蝌蚪状","通常可以通过测定噬斑形成单位(PFU)来计算噬菌体数量","包括毒性噬菌体、温和噬菌体两类,其中毒性噬菌体既有溶菌性周期又有溶原性周期","是感染细菌的病毒","对于温和噬菌体,整合在细菌染色体上的前噬菌体可导致细菌基因型和性状发生改变,称做溶原性转换","关于噬菌体,以下说法不正确的是"]