microbio unit 15B: microbial diseases of the nervous + cardiovascular systems

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I: microbial diseases of the nervous system (HAEMOPHILUS INLFUENZAE TYPE B, GROUP B STREPTOCOCCUS, LISTERIA MONOCYTOGENES)

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18 Terms

1
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influenzal meningitis is caused by what microbe?

haemophilus influenzae type b

2
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why is haemophilus influenzae type b virulent?

it has a capsule that allows it to resist host defenses

3
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haemophilus influenzae type b is part of the normal _____ flora

throat

4
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what population is most affected by influenzal meningitis?

babies under 4 years old

5
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is there a vaccine for influenzal meningitis?

yes, there is a vaccine that is given to babies that protects against haemophilus influenzae type b

6
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group b streptococcus is abbreviated as

GBS

7
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what are the symptoms of GBS?

meningitis + neonatal sepsis

8
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what type of bacterial meningitis causes neonatal sepsis?

group b streptococcus

9
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what is the mortality rate of GBS?

55%

10
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group b streptococcus is part of the normal flora of the _______

vagina

11
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what population is most affected by GBS?

newborns

12
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pregnant women are screened for ____ and offered antibiotics during _______ to prevent transmission to the newborn

GBS

labor

13
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listeria monocytogenes causes what disease?

bacterial meningitis

14
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listeria monocytogenes is responsible for _________ illness

foodborne

15
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what products can contain listeria monocytogenes?

dairy products

ready-to-eat deli meats

hot dogs

16
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why is listeria monocytogenes easily foodborne?

it is a psychrophile, meaning it can survive in cold

17
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what population is most affected by listeria?

pregnant women

immunosuppressed

newborns

18
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what did the FDA approve for treating ready-to-eat meats?

a bacteriophage spray