BACTE LEC Ate Patricia Fb Flashcards Preview

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Flashcards in BACTE LEC Ate Patricia Fb Deck (35)
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1
Q

Test for capsules

A

Neufeld - Quellung test

2
Q

What are the capsules made of?

A

Polysaccharide

3
Q

Exception to the capsule component

A

Bacillus anthracis; glutamic acid

4
Q

This gives shape to bacteria and is the basis for gram staining

A

Cell wall

5
Q

Characteristics of a gram + bacteria (4)

A

Thick peptidoglycan, teichoic acid, insoluble to alcohol, exotoxin

6
Q

Characteristics of gram neg bacte (4)

A

Lipopolysaccharide, thin peptidoglycan, periplasm, soluble to alcohol

7
Q

This spp has no cell wall

A

Mycoplasma

8
Q

Site of energy synthesis of bacteria

A

Plasma membrane

9
Q

regulates transfer of nutrients in and out the cell

A

Plasma membrane

10
Q

Plasmid are

A

Extrachromosomal DNA that carry antibiotic resistance genes

11
Q

Ribosome size

Bacteria
Fungi

A

70s

80s

12
Q

Viruses have no ribosomes t or f

A

T

13
Q

Sex pili is for

A

Gene transfer

14
Q

Common pili is used for

A

Bacterial adherence

15
Q

Flagella terms

Monotrichous
Atrichous
Amphitrichous
Lophotrichous
Peritrichous
A
One polar flagella
No flagella
2 polar flagella
Tufts
Flagella around
16
Q

Spirochetes are axial filaments that

A

Corkscrew movement

17
Q

Examples of aerotolerant organisms (3)

A

Streptococcus pyrogenes, Enterococcus faecalis, Lactobacillus

18
Q

Most clinically significant organisms are ____ anaerobes

A

Facultative

19
Q

Two examples of bacteria that are killed by normal concentration of O2

A

Bacteroides, Clostridium

20
Q

Oxy req

Needs oxygen, SOD, and catalase

A

Strict aerobe

21
Q

Strict aerobe bacterias

A

Pseudomonas, Neisseria, Brucella, Bordetella, Francisella

22
Q

Oxy req

Require less O2

A

Microaerophilic

23
Q

Examples of microaerophilic

A

Campylobacter, Treponema pallidum

24
Q

pH requirement of pathogenic bacteria

A

7.2-7.4

25
Q

Moisture of bacteria

A

Humidophilic

26
Q

Blood bag contaminant bacteria

A

Yersinia enterocolitica

27
Q

Coleslaw food poison

A

Listeria monocytogenes

28
Q

Nutritional requirement classification of bacteria (2)

A

Autotroph, heterotrophs

29
Q

Inorganic compound as source of carbon

A

Autotroph

30
Q

Glucose as source of carbon

A

Heterotrophs

31
Q

Psycrophilic temp

A

0-20 C

32
Q

NaCl content of S. aureus

A

7.5%

33
Q

6.5 % NaCl content

A

E. faecalis

34
Q

Acidophilic bacteria

A

Lactobacillus

35
Q

Basophilic bacteria

A

Vibrio