Final Exam - Notes: pages 20- Flashcards Preview

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Flashcards in Final Exam - Notes: pages 20- Deck (67):
1

Disease: _________

Etiology: Salmonella typhi

Typhoid Fever

2

Disease: Typhoid Fever

Etiology: _________

Salmonella typhi

3

Disease: Typhoid Fever

Reservoir: _________

Human (Enteric)

4

Disease: Typhoid Fever

Reservoir: Human (Enteric)
- _________
- _________

-sick
-carriers

5

Disease: Typhoid Fever

Mode of Transmission:
- _________
- _________

-foodborne
-waterborne

6

Disease: Typhoid Fever

Signs & Symptoms:
headache, chills, fever,
-_________, generalized aches and _________, some abdominal pain
-constipation rather than diarrhea
-rose spots (rash)

-lethargy
-pains

7

Disease: Typhoid Fever

Signs & Symptoms:
-headache, chills, fever, lethargy, generalized aches and pains, some _________ pain
-_________ rather than diarrhea
-rose spots (_________)

-abdominal
-constipation
-rash

8

Disease: Typhoid Fever

Treatment:
- _________
-Without treatment _________ fever may last for weeks or months with a _________ rate

-antibiotics
-high
-mortality

9

Disease: Typhoid Fever

cholecystectomy (removal of _________) may be required for chronic _________ and has a 85% cure rate

-gal bladder
-carriers

10

Disease: Typhoid Fever

Prevention:
-“Boil it, _________ it, peel it, or _________ it” (follow endemic precautions)
- _________

-cook
-forget
-Vaccination

11

Disease: Typhoid Fever

_________ diagnosis requires having stool and/or blood tested for _________ typhi

-Positive
-Salmonella

12

Disease: Typhoid Fever

Legally a _________ can prevent a person diagnosed with typhoid from returning to work until that person’s stool sample tests _________ for Salmonella typhi

-physician
-negative

13

Disease: _________

Etiology: Staphylococcus aureus - Staph epidermis (normal flora)

Staphylococcal Gastroenteritis

14

Disease: Staphylococcal Gastroenteritis

Etiology: Staphylococcus _________ - Staph epidermis (normal flora)

aureus

15

Disease: Staphylococcal Gastroenteritis

Etiology: Staphylococcus aureus - Staph _________ (normal flora)

epidermis

16

-Disease: Staphylococcal Gastroenteritis-

Reservoir:

Human

17

-Disease: _________ -

Reservoir: Human
-Naturally found in the nose

Staphylococcal Gastroenteritis

18

-Disease: Staphylococcal Gastroenteritis-

Mode of Transmission: _________

Foodborne

19

-Disease: Staphylococcal Gastroenteritis-

Mode of Transmission: Foodborne : gets into the food, by _________ , and/or contact with the food by _________

-sneezing
-carriers

20

-Disease: Staphylococcal Gastroenteritis-

Mode of Transmission: Foodborne
Implicated foods are hams, cream pies, _________, and mayonnaise based salads
Food in _________

-custards
-buffets

21

-Disease: Staphylococcal Gastroenteritis-

Mode of Transmission: Foodborne
_________ can not inactive it

Heat

22

-Disease: Staphylococcal Gastroenteritis-

Signs & Symptoms:
_________, Vomiting, _________

-Nausea
-Diarrhea

23

-Disease: Staphylococcal Gastroenteritis-

Treatment: _________

Fluids

24

-Disease: Staphylococcal Gastroenteritis-

Prevention:
Staphylococcus aureus is a _________, so the food should be _________ to prevent an infectious dose of toxin from being produced

-mesophile
-refrigerated

25

-Disease: Staphylococcal Gastroenteritis-

Prevention: Keep food at the correct _________

temperature

26

_________ : Proteinaecous Infectious Particle

Prion

27

Prion: _________ Infectious _________

-Proteinaecous
-Particle

28

-Prion-

-Called the _________ protein which is found in the brain of all _________
When this protein takes an _________ shape it’s called a prion

-PrP
-animals
-abnormal

29

-Prion-

-Very long _________ period: 2-20 years

- _________ is damaged without fever or _________

-incubation
-CNS
-inflammation

30

-Prion-

-Brain becomes _________

-Prions resist inactivation by _________

-Resist inactivation by _________

-Spongiform
-radiation
-formaldehyde

31

-Prion-

-Resist inactivation by _________ and incineration

-not destroyed by _________ (destroy protein)

-not destroyed by _________ (destroy DNA and RNA)

-autoclaving
-proteases
-nucleases

32

-Prion-

-smaller than the smallest _________ (so they can pass through filters that have pore sizes small enough to keep out viruses

-no _________ for Prion diseases

-100% _________

-no _________ is available

-virus
-treatment
-mortality
-vaccine

33

-Prion-

Its legal to grind up _________ and put them in the feed of _________ and vice versa

-cows
-chickens

34

-Prion-

Cattle _________ is fed to calfs

blood

35

-Transmissible Spongiform Encephalopathy’s-

_________ : Prion diseases in sheep, people have innate _________ to Scrapie

-Sheep scrapie
-immunity

36

-Transmissible Spongiform Encephalopathy’s-

_________ : Laughing Death: transmitted by _________

-Kuru
-cannibalism

37

-Transmissible Spongiform Encephalopathy’s-

_________ spongiform encephalopathy: Mad Cow Disease

Bovine

38

Creutzfeldt-Jakob disease (_________ ): _________ , highest incidence in _________ people

-CJD
-genetic
-older

39

_________ CJD: the disease appears even though the person has no known risk factors for the disease. This is by far the most common type of CJD

Sporadic

40

Sporadic CJD: the disease appears even though the person has _________ risk factors for the disease. This is by far the most _________ type of CJD

-no known
-common

41

_________ CJD: the person has a family history of the disease and/or tests positive for a genetic mutation associated with CJD.

Hereditary

42

Hereditary CJD: the person has a _________ history of the disease and/or tests positive for a _________ mutation associated with CJD.

-family
-genetic

43

_________ CJD: the disease is transmitted by exposure to brain or nervous system tissue, usually through certain medical procedures. There is no evidence that CJD is contagious through casual contact with a CJD patient. Fewer than 1 percent of cases have been acquired CJD in this way.

Iatrogenic

44

Iatrogenic CJD: the disease is transmitted by exposure to brain or _________ system tissue, usually through certain _________ procedures. There is no evidence that CJD is contagious through casual contact with a CJD patient. Fewer than 1 percent of cases have been acquired CJD in this way.

-nervous
-medical

45

Iatrogenic CJD: the disease is transmitted by exposure to brain or nervous system tissue, usually through certain medical procedures. There is no evidence that CJD is _________ through casual contact with a CJD patient. Fewer than 1 percent of cases have been _________ CJD in this way.

-contagious
-acquired

46

Variant Creutzfeldt - Jakob disease (_________): acquired for the consumption of contaminated _________

-vCJD
-beef

47

_________ Disease: prion disease in deer and elk (don’t know how it started or why its spreading)

Chronic Wasting

48

Chronic Wasting Disease: prion disease in _________ and elk (don’t know how it started or why its _________)

-deer
-spreading

49

-Ionizing Radiation-

This disease is endemic in the Four Corners region of _________. _________ are common carriers
Effects of Radiation on Bacterial Growth

-America
-Prairie dogs

50

Ionizing Radiation: affects _________ DNA

bacterial

51

_________ : affects bacterial DNA

Ionizing Radiation

52

-Ionizing Radiation-

_________ : penetrate deeply, but require hours to sterilize large masses

Gamma rays

53

-Ionizing Radiation-

_________ : lower penetrating power, but usually require only a few seconds of exposure to sterilize

High energy electron beams

54

High energy electron beams: _________ penetrating power, but usually require only a few _________ of exposure to sterilize

-lower
-seconds

55

Gamma rays: penetrate deeply, but require _________ to sterilize large masses

hours

56

-Ionizing Radiation-

Uses Include:
_________ pasteurization of chicken, ground beef, and vegetables

Electronic (cold)

57


-Ionizing Radiation-

Uses Include:
Electronic (cold) pasteurization of _________ , ground beef, and _________

-chicken
-vegetables

58

Electronic pasteurization means _________ of food.
Electronic pasteurization is not _________

-irradiation
-sterilization

59

-Electronic (cold) pasteurization-

The product is only exposed to enough radiation to destroy _________.
_________ will still survive, so the food will still _________

-pathogens
-Non-pathogens
-spoil

60

-Electronic (cold) pasteurization-

_________ : Salmonella and Campylobacter
_________ : E. coli 0157:H7

-Chicken
-Ground beef

61

-Electronic (cold) pasteurization-

Spinach, _________: E. coli 0157:H7
_________ : Insects
_________ : Trichinella spiralis (helminth [worm] infection)

-lettuce
-Fruit
-Pork

62

-Electronic (cold) pasteurization-

Sterilization of _________, and disposable dental and medical supplies such as plastic _________, surgical gloves, suturing material, and _________

-pharmaceuticals
-syringes
-catheters

63

-Electronic (cold) pasteurization-

Sterilize certain classes of _________

mail

64

_________ : Ultra Violet light

Nonionizing Radiation

65

-Nonionizing Radiation-

-Damages _________
-Does not _________

-DNA
-sterilize

66

-Nonionizing Radiation-

Uses include:
-reducing the _________ load in hospital rooms, nurseries, _________ rooms, and cafeterias

-microbial
-operating

67

-Nonionizing Radiation-

Uses include:
-disinfect _________
-disinfect water
-disinfect _________ in lab

-vaccines
-goggles