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Microbiology > Microbe Host Interaction > Flashcards

Microbe Host Interaction Flashcards

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Biology 101 flashcards
1
Q

Located in the Nasopharynx

A

Neisseria meningitidis

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2
Q

Causes “hot tub bum”

A

Pseudomonas aeruginosa

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3
Q

MRSA stands for ___________

A

Methicillin resistant Staphlococcus aureus

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4
Q

________ = to live together

A

Symbiosis

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5
Q

3 Types of symbiotic relationships

A

Mutualism
Commensalism
Parasitism

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6
Q

________ - stable relationship where both members benefit

A

Mutualism

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7
Q

________ - stable relationship where 1 member benefits and the other is not effected

A

Commensalism

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8
Q

_______ - unstable relationship where a member lives at the expense of the other

A

Parasitism

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9
Q

Which bacteria causes infections in artificial implants with surgery

A

Staphylococcus epidermidis

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10
Q

When an opportunistic pathogen causes an opportunistic infection, it is called a ________ infection

A

Endogenous

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11
Q

3 Normal Flora benefits

A

Stimulation of the immune system
Microbial Antagonism
Production of vitamins (B and K)

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12
Q

A host who harbors a pathogen but does not get an infectious disease from it

A

Transient carrier

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13
Q

Bacteria turn “off” genes and communicate by ___________

A

Quorom sensing

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14
Q

_______ are communities of microbes all living together

A

Biofilms

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15
Q

2 types of Normal Flora

A

Resident

Transient

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16
Q

_______ can cause diaper rash after a hosts’ NF has been decreased by antibiotics

A

Candida albicans

17
Q

A host that harbors a pathogen for a long time but does not get an infectious disease from it

A

Chronic carrier

18
Q

Predominating organisms in the G.I tract

A

Bacteriodes

19
Q

Predominant organism of the upper respiratory tract

A

Streptococcus viridans

20
Q

Predominant organism of the skin

A

Staphylococcus epidermidis

21
Q

Blood, tissues and the central nervous system are ______ sites

A

Sterile

22
Q

3 conditions which encourage NF to become opportunistic pathogens

A

Immune depression
Changes to NF (hormonal change, stress, etc..)
NF in sites it does not belong

23
Q

4 types of Clostridium difficile

A

AAD - antibiotic associated diarrhea
PMC - pseudomembranous colitis
Necrotizing entercolitis
Nosocomial diarrhea

24
Q

Predominant organism in the vaginal tract

A

Lactobacillus acidophilus

Microbiology (4 decks)

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