Bacterial Diseases of the Gastrointestinal tract Flashcards Preview

Micro (FINAL) > Bacterial Diseases of the Gastrointestinal tract > Flashcards

Flashcards in Bacterial Diseases of the Gastrointestinal tract Deck (81):
1

what is the purpose of the GI tract

digest food, absorb nutrients and water into the blood and eliminates waste

2

Dental Caries and gingivitis are also known as

periodontal disease

3

Caries appears as what on the teeth

holes or pits

4

Gingivitis leaves the gums how

swollen, tender, bright red or bleeding

5

Caries is frequently caused by what

Streptococcus mutans

6

Gingivitis is caused by what pathogen

Porphyromonas gingivalis

7

Diets high in what will increase the risk of tooth decay

sucrose and acids

8

what is a great way to prevent caries and gingivitis

good oral hygiene

9

what is the main symptom of peptic ulcers

abdomina pain

10

what are the two types of peptic ulcers

Duodenal and Gastric

11

Duodeal ulcers respond to food how

the are relieved by food

12

Gastric ulcers respond to food how

exacerbated by food

13

90% of peptic ulcers are caused by what

Helicobacter pylori

14

what is the transmission of the peptic ulcer pathogen

fecal oral transmission

15

what can worsen a peptic ulcer

stress

16

Gastroenteritis is inflammation of what

stomach or intestines

17

Gastroenteritis is associated with contaminated what

food or water

18

what are the general symptoms of Gastroenteritis

nausea and vomiting, Diarrhea, abdominal pain and cramps

19

Cholera can ultimately lead to what

death

20

symptoms of cholera usually begin 2-3 days following infection accompanied by what

explosive watery diarrhea and vomiting

21

what you hear “rice-water stool” what should you automatically thing

cholera

22

What is cholera caused by

Vibrio cholerae

23

vibrio cholera produces what

cholera toxin

24

why is vibrio cholera the most common vibrio to infect humans

it is the only one to survive in freshwater

25

humans get infected by vibrio cholerae through what route

fecal oral route by ingesting contaminated water and food

26

what is the cholera diagnoses primarily based on

rice water stools

27

Shigellosis is also know as

bacillary dysentery

28

Shigellosis causes abdominal cramps, fever, diarrhea and what else

blood, pus or mucus in stool

29

shigellosis is cause by four species of what

shigella

30

shigella what is the cause of 2/3 of the shigellosis cases in the us

shigella sonnei

31

1/3 of the shigellosis cases in the us is caused by

shigella flexneri

32

how is shigellosis transmitted usually

fecal oral route by ingesting bacteria from contaminated hands or consuming contaminated foods

33

Traveler’s diarrhea has a hallmark symptom of what

watery diarrhea

34

Travelers diarrhea is primarily caused by what pathogen

Escherichia coli

35

What is the #1 disease caused by E. Coli

gastroenteritis

36

what is the route taken by E. coli to cause travelers diarrhea

oral fecal route, most often from consumption of undercooked beef, or unpasteurized milk/fruit juice contaminated with feces

37

what is a great way to prevent travelers diarrhea

handwashing

38

anti-diarrhea drugs will do what to the symptoms of travelers diarrhea

prolong them

39

Campylobacter diarrhea infections produse self-limiting what

bloody and frequent diarhea

40

campylobacter diarrhea is often seen how many times a day

about 10 times a day

41

how long can campylobacter diarrhea last for

about 7-10 days

42

what is the pathogen that causes campylobacter diarrhea

campylobacter jejuni

43

campylobacter jejuni is the most common causative agent for what

Bacterial gastroenteritis in the us

44

what is what most cause source of the campylobacter diarrhea infection

poultry

45

how can one prevent campylobacter diarrhea

prevent with proper hygiene after handling raw poultry, cook poultry thoroughly (165)

46

Antimicrobial associated diarrhea, in severe cases can develop what

pseudomembranous colitis

47

Can antimicrobial associated diarrhea be fatal

yes it can be life-threatening

48

what is the pathogen related to antimicrobial associated diarrhea

clostridium difficiles

49

what antimicrobial can trigger antimicrobial associated diarrhea

any of them

50

what can be helpful in reducing C. difficult and other antibiotic-inducing diarrhea

Probiotics

51

What are the two diseases of Salmonellosis

Acute bacterial gastroenteritis and typhoid fever (enteric fever)

52

Acute bacterial gastroenteritis results from what

foodborne infection/intoxication

53

typhoid fever results from what

bacterial invasion of the blood stream

54

Salmonella food poisoning is associated with which salmonellosis

acute bacterial gastroenteritis

55

Salmonella food poisoning leads to what type of diarrhea

non-bloody

56

typhoid fever can perforate the intestinal wall and cause what

peritonitis

57

Salmonellosis is caused by what pathogen

Salmonella enterica

58

Salmonella enterica Typhi and Paratyphi cause what

typhoid fever

59

Salmonella enterica enteritidis and typhimurium cause what

Salmonellosis

60

Salmonella food poisoning often acquired by consuming what

contaminated eggs, poultry, or inadequately pasteurized milk

61

typhoid fever acquired by consuming what

contaminated food or water

62

Salmonella food poisoning is usually what

self-limiting

63

how can one prevent Salmonellosis

proper hygiene, avoiding raw eggs (esp. if unpasteurized)

64

What is the pathogen that causes Staphylococcal food poisoning

Staphylococcus aureus

65

Staphylococcal food poisoning is transmitted by eating what

contaminated food

66

Clostridial food poisoning is caused by what pathogen

clostridium perfringens

67

what is not a sign or symptoms of clostridial food poisoning

No fever or nausea and vomiting

68

What are two ways to prevent Clostridial food poisoning

refrigeration and reheating foods

69

Yersinia food poisoning causes inflammation of the intestinal trance and sometimes mimics what

appendicitis

70

what is Yersinia food poisoning

Yersinia enterocolitica

71

Consumption of what can lead to Yersinia food poisoning

contaminated port (undercooked)

72

Yersinia often infects what population of individuals

kids

73

what is a good way to prevent yersinia food poisoning

proper hand washing and properly cooking pork (145)

74

Bacillus cereus food poisoning is also known as what

fried rice syndrome

75

is Bacillus cereus food poisoning a severe disease

no a mild illness

76

Bacillus cereus food poisoning is caused by what

Bacillus cereus

77

What is the most often reason for Bacillus cereus food poisoning

rice dishes that have been cooked and then held for hours at room temp

78

Is appendicitis an infectious disease

not generally

79

Appendicitis is often caused by what

an infection

80

what is appendicitis most often believed to be cause by

blockage of the opening from the appendix to cecum

81

what pathogen is likely to be found in appendicitis

Bacteroides fragilis