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四年級-革蘭氏陽性桿菌

Authored by 小芳 洪

Biology

University

Used 102+ times

四年級-革蘭氏陽性桿菌
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60 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列何種試驗無法鑑別Listeria monocytogenesCorynebacterium diphtheriae

Catalase test
Motility test at 25℃
Growth at 4℃
Esculin hydrolysis

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

當懷疑Bacillus cereus與食物中毒有關時,必需從食物或患者糞便中分離出多少量(CFU/gram)之芽孢,才有其臨床意義?

10²
10³
10⁴
≧10⁵

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Bacillus anthracis之何種組成分或產物,可誘發宿主產生保護性抗體,也是人類疫苗的主要成分?

Capsule
Edema factor
Lethal factor
Protective antigen

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列何種試驗,最能確定臨床分離的Corynebacterium diphtheriae具有產毒力?

Nagler test
inhibitory CAMP test
Ascoli test
Elek test

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

下列何種細菌,在sheep blood agar上形成不溶血菌落,邊緣不規則,有往外生長的長絲狀突起,外觀如medusa head?

Bacillus anthracis

Bacillus cereus

Corynebacterium pseudotuberculosis

Erysipelothrix rhusiopathiae

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

白喉桿菌群(Corynebacterium diphtheriaeCorynebacterium ulceransCorynebacterium pseudotuberculosis)最主要的毒力因子是:

urease
capsule
diphtheria toxin
phospholipase D

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

細菌性陰道炎與陰道中何種菌的數量減少最有關?

Gardnerella vaginalis

Lactobacillus spp.

Mobiluncus spp.

Prevotella spp.

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