Basic Bacteriology Flashcards Preview

First Aid: Microbiology > Basic Bacteriology > Flashcards

Flashcards in Basic Bacteriology Deck (32):
1

Circular (coccus)

  • Gram-positive 
  • Gram-negative 

  • Gram positive 
    • Staphylococcus 
    • Streptococcus 
  • Gram negative 
    • Neisseria 

2

Rod (bacillus)

  • Gram positive 

  • Clostridium
  • Corynebacterium
  • Bacillus
  • Listeria
  • Mycobacterium (acid fast)
  • Gardnerella (gram variable)

3

Rod (bacillus)

  • Gram negative (Enterics) 

  • E. coli
  • Shigella
  • Salmonella
  • Yersinia 
  • Klebsiella
  • Proteus
  • Enterobacter
  • Serratia
  • Vibrio
  • Campylobacter
  • Helicobacter
  • Pseudomonas
  • Bacteroides 

4

Rod (bacillus)

  • Gram negative (Respiratory)

  • Haemophilus (pleomorphic)
  • Legionella (silver)
  • Bordetella

5

Rod (bacillus)

  • Gram negative (Zoonotic)

"-ella"

  • Francisella
  • Brucella
  • Pasteurella
  • Bartonella 

6

Branching filamentous 

  • Gram positive 

  • Actinomyces
  • Nocardia (weakly acid fast) 

7

Pleomorphic 

  • Gram negative 

  • Rickettsiae (Giemsa)
  • Chlamydiae (Giemsa)

8

Spiral 

  • Gram negative 

"BLT"

  • Borrelia (Giemsa)
  • Leptospira 
  • Treponema 

9

No cell wall

  • Gram positive 

Mycoplasma (doesn't gram stain)

10

Which bugs have gram stain limitations?

These Microbes May Lack Real Color 

  • Treponema
  • Mycobacteria
  • Mycoplasma
  • Legionella pneumophila 
  • Rickettsia
  • Chlamydia 

11

Stains

  • Giemsa

Certain Bugs Really Try my Patience 

  • Chlamydia
  • Borrelia
  • Rickettsiae
  • Trypanosomes 
  • Plasmodium 

12

Stains 

  • PAS

PASs the sugar

  • glycogen 
  • diagnosis of Whipple disease

13

Stains

  • Ziehl-Neelsen

Acid fast organisms 

  • Nocardia
  • Mycobacterium 

14

Stains

  • India ink 

Cryptococcus neoformans 

15

Stains

  • Silver stain 

Fungi

  • Legionella
  • Helicobacter pylori 

16

Obligate aerobes

Nagging Pests Must Breathe

  • Nocardia
  • Pseudomonas aeruginosa 
  • Mycobacterium tuberculosis 

17

Obligate anaerobes

Anaerobes Can't Breathe Air 

  • Clostridium 
  • Bacteroides
  • Actinomyces 

18

Obligate intracellular bugs 

Stay inside cells when it's Really Cold

  • Rickettsia
  • Chlamydia 

19

Facultative intracellular bugs 

Some Nasty Bugs May Live FacultativeLY

  • Salmonella
  • Neisseria
  • Brucella
  • Mycobacterium
  • Listeria
  • Francisella
  • Legionella
  • Yersinia pestis 

20

Encapsulated bacteria 

SHiNE SKiS

  • Streptococcus pneumoniae 
  • Haemophilus influenzae type B
  • Neisseria meningitidis 
  • Escherichia coli
  • Salmonella 
  • Klebsiella pneumoniae 
  • Strep (group B)

21

Catalase-positive organisms 

You need PLACESS for your cats

  • Pseudomonas
  • Listeria
  • Aspergillus
  • Candida
  • E. coli
  • S. aureus
  • Serratia 

22

Urease-positive bugs 

CHuck Norris hates PUNKSS

  • Cryptococcus
  • H. pylori 
  • Proteus
  • Ureaplasma 
  • Nocardia
  • Klebsiella
  • S. epidermidis 
  • S. saprophyticus 

23

Pigment-producing bacteria 

  • Actinomyces israelii (yellow)
  • S. aureus (yellow)
  • Psuedomonas aeruginosa (blue-green)
  • Serratia marcescens (red)

24

ENDOTOXIN

  • Edema
  • Nitric Oxide
  • DIC/Death
  • Outer membrane
  • TNF-α
  • O-antigen
  • eXtremely heat stable 
  • IL-1
  • Neutrophil chemotaxis 

25

Categories of bugs w/ exotoxins 

  • Inhibit protein synthesis
  • Increase fluid secretion
  • Inhibit phagocytic ability 
  • Inhibit release of NT
  • Lyse cell membranes 
  • Superantigens causing shock 

26

Bugs w/ exotoxins

  • Inhibit protein synthesis 

  • Corynebacterium diphtheriae 
  • Psuedomonas aeruginosa
  • Shigella spp. 
  • Enterhemorrhagic E. coli (EHEC)

27

Bugs w/ exotoxins

  • Increase fluid secretion 

  • Entertoxigenic E. coli (ETEC)
  • Bacillus anthracis 
  • Vibrio cholerae 

28

Bugs w/ exotoxins 

  • Inhibit phagocytic activity 

Bordetella pertussis 

29

Bugs w/ exotoxins 

  • Inhibit release of NT 

  • Clostridium tetani 
  • Clostridium botulinum 

30

Bugs w/ exotoxins 

  • Lyse cell membranes 

  • Clostridium perfringens 
  • Streptococcus pyogenes 

31

Bugs w/ exotoxins 

  • Superantigens causing shock 

  • Staphylococcus aureus 
  • Streptococcus pyogenes 

32

5 bacterial toxins encoded in a lysogenic phage

ABCDE

  • ShigA-like toxin
  • Botulinum toxin 
  • Cholera toxin
  • Diphtheria toxin
  • Erythrogenic toxin of Strep pyogenes