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MicroBio106 > Microbial Disease of Digestive System > Flashcards

Microbial Disease of Digestive System Flashcards

1
Q

What is part of the gastrointestinal tract

A

Mouth, nose, esophagus, stomach, small intestine and large intestine

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2
Q

What Gastrointestinal tract have a low level of microbes (ph)

A

THe stomach

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3
Q

Which part of the gastrointestinal tract has the highest amount of microbes?

A

Large intestine

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4
Q

Causes for shigellosis?

A

Shigella

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5
Q

Only a small dose of this needs to be consumed unlike other bacteria, to be pathogenic

A

Shigellosis Bacillary dysentert

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6
Q

Symptoms of shigella

A

Tissue damage and dysentery

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7
Q

treatment for shigella

A

Oral rehydration antibiotics but not always if its severe

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8
Q

Causes of salmonellosis

A

Salmonella enterica

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9
Q

You would have to consume a large potrtion of this bacteria to be affected

A

Salmonellosis or salmonella gastroenteritis

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10
Q

treatment of salmonella

A

Oral rehydration

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11
Q

Causes of typhoid fever

A

Salmonella serotype typhoid; spread by unsanitary conditions- human feces

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12
Q

Symptoms of typhoid fever

A

fever, headavhe, intestinal wall ulceration

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13
Q

treatment for typhoid fever

A

Antiobiotics

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14
Q

causes for cholera

A

Vibrio cholerae

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15
Q

symptoms for cholera

A

diarrhea with large water loss
◦Typically, no fever
◦Causes shock, collapse, organ failure, and death

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16
Q

treatment for cholera

A

rehydration (IV fluid replacement)

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17
Q

when does cholera occur

A

Incidence increases when sanitation and sewage disposal systems are compromised

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18
Q

How pathogenic is E.Coli

A

Most strains are harmless, but several strains are pathogens

19
Q

Symptoms for Enterohemorrhagic E. coli (EHEC)

A

Produces Shiga-like toxin

hemorrhagic colitis and hemolytic uremic syndrome (HUS)

20
Q

Treatment for e.coli

A

Rehydration

21
Q

Different kinds of E.Coli

A

Enteropathogenic E.Coli: causes diarrhea in developing countries
Enteropathogenic E.Coli : causes shingles and dysentary
Enteroaggregative E.Coli: only in humans, produces an enterotoxin causing watery diarrhea
Enterihemorrhagic E.Coli: Very severe

22
Q

Causes for campylobacteriosis

A

Campylobacter jejuni; Cause of foodborne illness, often found on raw chicken

23
Q

Symptoms of campylobacteriosis

A

Symptoms include fever, cramping, abdominal pain, diarrhea, dysentery

24
Q

Treatment for campylobacteria’s

A

Treatment includes azithromycin

25
Q

causes of clostridium difficile

A

Clostridium difficile bacteria

26
Q

treatment for clostridium difficile

A

Treatment includes antibiotics (vancomycin, fidaxomicin)

27
Q

symptoms of clostridium difficile

A

Precipitated by the extended use of antibiotics

◦Eliminates competing intestinal bacteria, promotes growth of C. difficile

28
Q

Causes for Enterohemorrhagic E. coli (EHEC)

A

It depends mostly food and water

29
Q

What is hepatitus

A

an inflammation of the liver caused by at least 5 bacteria

30
Q

Which Type of hepatitis has no vaccine

A

Hepatitis C

31
Q

Which Type of hepatitis is entered via blood and bodily fluids?

A

HEP B

32
Q

Which Type of hepatitis enters via the parental route (Shared needles, blood transfusions…)

A

HEP C

33
Q

Which Type of hepatitis enter via the oral route

A

HEP A

34
Q

Which Type of hepatitis does not lead to chronic symtpoms

A

HEP A

35
Q

Causes: Viral gastroenteritis

A
36
Q

Symptoms: Viral gastroenteritis caused by Rotavirus

A

Low-grade fever, diarrhea, vomiting

37
Q

Symptoms Viral gastroenteritis caused by norovirus

A

Diarrhea and vomiting

38
Q

Treatment for Viral gastroenteritis caused by norovirus

A

No vaccine, treated with oral rehydration

39
Q

Treatment for Viral gastroenteritis caused by rotavirus

A

Treated by oral rehydration therapy

◦Prevented with a vaccine

40
Q

how is Viral gastroenteritis transmitted

A

Orally or by contact with children

41
Q

Causes of Giardiasis

A

Caused by Giardia intestinalis

42
Q

Symptoms of Giardiasis

A

Symptoms include diarrhea, malaise, nausea, weight loss, flatulence, cramps

43
Q

How is giardiasis tranmitted

A

Spread through water, carried by wild animals

44
Q

How is giardiasis treated

A

Treated with metronidazole and nitazoxanide

MicroBio106 (7 decks)

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