Obligate Anaerobes, Gram + Cocci, And Gram - Cocci

Front 1

What are obligate anaerobes?

Back 1

Bacteria that will not grow and are poisoned by oxygen

Front 2

What do obligate anaerobes lack?

Back 2

Catalase

Superoxide dismutase

Front 3

What does Clostridium botulinum cause?

Back 3

Botulism (intoxication in adults)

Infant botulism (infection from honey)

Front 4

True or False: Clostridium botulinum is not a select agent.

Back 4

False

Front 5

Is there an antitoxin available for Clostridium botulinum?

Back 5

Yes

Front 6

What does Clostridium perfringens cause?

Back 6

Gas gangrene and food-borne illness

Front 7

What does Clostridium tetani cause?

Back 7

Tetanus (lock jaw)

Neonatal tetanus

Front 8

What produces spastic paralysis due to Clostridium tetani?

Back 8

Tetanospasmin (TT)

Front 9

What vaccine is available for Clostridium tatani?

Back 9

The Toxoid Vaccine in DTaP

Front 10

What is the clinical manifestation of Clostridium difficile?

Back 10

Antibiotic associated pseudomembranous colitis

Front 11

True or False: Bacteroides fragilis are rarely found in the colon.

Back 11

False

Front 12

What can Baceroides fragilis cause?

Back 12

Mixed infections

Intra-abdominal abscesses

Pleuropulmonary infections

Bacteremia

Front 13

What do G(+) Cocci grow on?

Back 13

Sheep blood agar

Front 14

What media is used to grow Staph species?

Back 14

Mannitol Salt Agar plate

Front 15

Is Staph catalase + or -?

Back 15

+

Front 16

Is Strep catalase + or -?

Back 16

-

Front 17

True or False: Staphylococcus aureus is a major pathogen that causes many infections

Back 17

True

Front 18

Is Staphylococcus aureus coagulase + or -?

Back 18

+

Front 19

What organism is part of the normal flora of our skin?

Back 19

Staphylococcus epidermidis

Front 20

Where are most infections of Staphylococcus epidermidis found?

Back 20

Implanted catheters

Prosthetic devices

Front 21

What percent of primary UTIs in young women are caused by Staphylococcus saprophyticus?

Back 21

10 to 20%

Front 22

True or False: Staphylococcus saprophyticus is a uropathogen

Back 22

True

Front 23

What classification is Streptococcus pyogenes?

Back 23

Group A; beta hemolytic

Front 24

What is the most common clinical manifestation of Streptococcus pyogenes?

Back 24

Strep throat

Front 25

Is Streptococcus pyogenes Bacitracin + or -?

Back 25

+

Front 26

True or False: Streptococcus pyogenes is phagocytic

Back 26

False: It is antiphagocytic

Front 27

What classification is Streptococcus agalactiae?

Back 27

Group B; Beta hemolytic

Front 28

What does Streptococcus agalactiae cause?

Back 28

Neonatal sepsis

Meningitis in babies born to mothers with Group B in the vagina

Front 29

Is Streptococcus agalactiae CAMP + or -?

Back 29

+

Front 30

Is Streptococcus agalactiae Bacitracin + or -?

Back 30

-

Front 31

What classification is Enterococcus fecalis?

Back 31

Group D

Hemolysis varies

Front 32

What does Enterococcus fecalis cause?

Back 32

UTIs

Subacute bacterial endocardisis (SBE)

Front 33

What is Enterococcus fecalis resistant to?

Back 33

Vancomycin

Front 34

What does Viridans streptococci cause?

Back 34

strep of the mouth

SBE

Dental caries

Front 35

Is Viridans streptococci Optochin + or -?

Back 35

+

Front 36

Is Viridans streptococci resistant to bile?

Back 36

Yes

Front 37

What does Streptococcus pneumoniae cause?

Back 37

Lobar pneumonia

Sinusitis

Bronchitis

Otitis media

Meningitis

Front 38

What is the major virulence factor of Streptococcus pneumoniae?

Back 38

It is encapsulated (~90)

Front 39

What type of vaccines are used for Streptococcus pneumoniae?

Back 39

Capsule

Conjugated Capsule (CC)

Front 40

Is Streptococcus pneumoniae Optochin + or -?

Back 40

+

Front 41

Is Streptococcus pneumoniae resistant to bile?

Back 41

No; it is bile soluble

Front 42

How are G(-) Cocci shaped?

Back 42

Like a coffee bean

Front 43

True or False: Important G(-) Cocci are aerobic fastidious.

Back 43

True

Front 44

What do G(-) Cocci grow on?

Back 44

Modified Thayer Martin (chocolate plate)

Front 45

Are G(-) Cocci oxidase + or -?

Back 45

+

Front 46

What does Neisseria gonorrhoeae cause?

Back 46

Gonorrhea, proctitis, salpingitis, and pelvic inflammatory disease

Front 47

What can infection with Neisseria gonorrhoeae lead to?

Back 47

Skin lesions

Arthritis

Meningitis

Front 48

Does Neisseria meningitidis cause meningitis?

Back 48

Yes

Front 49

What is the only epidemic bacterial meningitis?

Back 49

Neisseria meningitidis

Front 50

What vaccines are used for Neisseria meningitidis?

Back 50

Capsule

CC Vaccines