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Microbiology > Chpt 20 > Flashcards

Chpt 20 Flashcards

1
Q

Lysozyme and lactoferrin are found in

A

Saliva

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2
Q

Stomach fluid and bile are considered ___

A

Antimicrobials

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3
Q

Commensal organisms provide ____

A

protection of microbial antagonism

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4
Q

___ has the most diverse POP and is VERY LARGE

A

Normal biota

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5
Q

___ in the gut function is to provide protection

A

Normal biota

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6
Q

Functions of the normal biota

A

PROVIDE NUTRIENTS THA WE CAN’T PROVIDE OURSELVES

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7
Q

E.coli synthesizes ___!!

A

VITAMIN K

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8
Q

Accessory organs and all internal organs contain a small amount of microorganisms (t/f)

A

False, ACCESSORY ORGANS AND ALL INTERNAL ORGANS don not contain MICROORGANISMS!!

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9
Q

This type of diarrhea have a devastating effect.

A

E.coli O157:H7

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10
Q

In most diarrheal illnesses, antimicrobial treatment is recommended (t/f)

A

FALSE, antimicrobial treatment IS CONTRAINDICATED!!

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11
Q

Eggs are infected because the bacteria may enter the egg when the shell is being formed:

A

Salmonella

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12
Q

Thypoid fever is caused by ___

A

Typhi variant

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13
Q

One of the severe forms of salmonellosis can include __

A

Septicimia

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14
Q

Treatment for uncomplicated cases of salmonellosis

A

Fluid and electrolyte balance

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15
Q

Diarrhea containing blood

A

Dysentery

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16
Q

Toxin that affects the GI tract, damages the mucosa and villi.

A

ENTEROTOXIN

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17
Q

Produced by certain species is a more severe enterotoxin.

A

SHIGA TOXIN

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18
Q

Shiga-toxin-producing E.coli is also known as

A

E.coli O157:H7

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19
Q

E.coli 157:H7 is produced by

A

undercooked beef

products eaten raw such as lettuce, vegetables, and apples used in a unpausteurized cider

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20
Q

Shiga toxin is killed by _

A

Heat

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21
Q

Most common BACTERIAL cause of diarrheal in the US.

A

Campylobacter

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22
Q

Campylobacter infection can lead to

A

Guillain-Barre syndrome (GBS)

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23
Q

____ Is the single most common precipitatin event

A

Campylobacter infection

24
Q

Clostridioides difficile causes

A

Pseudomembraneous colitis

25
Q

Is the major cause of diarrhea in hospitals

A

Clostridioides Difficile

26
Q

Clostridioides difficile is precipitated by

A

Therapy with broad-spectrum antibiotics such as ampicillin, clindamycin, or cephalosporin

27
Q

Rice water stool is commonly present in

A

Vibrio cholerae

28
Q

Untreated cholera can lead to death (t/f)

A

True

29
Q

Food poisoning is caused by:

A

Staphylococcus aureus

30
Q

Food poisoning must be suspected when__

A

Vomiting is accompained by diarrhea

31
Q

Swelling of the parotid salivary gland

A

Parotitis

32
Q

Mumps is a __

A

vrius

33
Q

Where is mumps usually located

A

20%-30% of young adults males have it localized in the epidimys and testes on one side usually. NO permanent damage usually occurs

34
Q

Yellow tinge in the skin and eyes caused by billirubin

A

Jaundice

35
Q

Jaundice is a sign of

A

Hepatitis

36
Q

___ symptoms are subclinical or accompained by vague, flulike symptoms

A

Hepatitis A and E

37
Q

____ symptoms are direct damage to liver cells.

A

Hepatitis B and D

38
Q

___ can lead to liver cancer

A

Chronic HBV

39
Q

___ is considered one of the major infecitous concerns for healthcare workers.

A

Hepatitis B and D

40
Q

____ remains infective for days in dried blood

A

HBV

41
Q

Lifer failure for hepatitis A is one of the most common reasons for liver transplant in the USA (t/f)

A

False, liver failure is caused by HEPATITIS C

42
Q

Cancer may be a result from ___

A

HCV infection

43
Q

There’s a vaccine for prevention against hepatitis C (t/f)

A

False, there’s no vaccine for hepatitis C

44
Q

NCLEX1.GALT includes

a. Peyer’s patch
b. the appendix
c. tonsils
d. adenoids
e. all of the above
f. none of the above

A

Peyer’s patch, the appendix, tonsils, adenoids

45
Q

NCLEX2. A nurse is preparing to asses a patient admitted for persistent diaherra. It was reported that the patient has experienced a 6% weight loss in the past 24hrs. Which of the following manifstations may be expected

a. increased respiratory rate
b. hypertension
c. headache
d. headache
e. extreme thrist
f. sustained tachychardia

A

A,B,C,D,E

46
Q

NCLEX3. A client has been diagnosed with Guillain-Barre syndrome. Which observation found in the client’s past medical hisotry is relevant?

a. congestive heart faiulre
b. campylobacter infection
c. dehyration
d. diabetes mellitus

A

Campylobacter infection

47
Q

NCLEX4. A patient with hepatitis is admitted to an inpatient medical unit. The nurse educates her about the clinical manifestations that accompany the disease. All of the following may be associated with jaundice, expect

a. yellowsclerae
b. pruritus
c. clay-colored stools
d. dark-colored urine

A

Dark colored urine

48
Q

NCLEX5. Blood in the stool may occur in which of the following?

a. salmonella infection
b. rotavirus infection
c. clostridioides difficile infection
d. shigella infection

A
49
Q
  1. Which of the following causes of acute diahrreal is the ost concern to the CDC due to antibiotic?
    a. salmonella
    b. C.diff
    c. cryptosporidium
    d. Shigella
A

C.diff

50
Q
  1. This endospore forming bacterium contaminates meat and vegetables, and in other situations causes gas gangrene.
    a. Bacillus cereus
    b. Clostridium perfringens
    c. Shigella
    d. Staph aureus
A

Clostridium perfringens

51
Q
  1. Which of the following bacteria produces enzyme that breaks down urea
    a. helicobacter pylori
    b. salmonella
    c. shigella
    d. shiga-toxin producing E.coli
A

Helicobacter pylori

52
Q
  1. Which of these organisms has an unusual double-stranded RNA genome?
    a. norovirus
    b. schistosoma
    c. hepatitis c
    d. rotavirus
A

Rotavirus

53
Q
  1. The normal biota of the GI tract is the most diverse in the
    a. pharynx
    b. stomach
    c. small intestine
    d. large intestine
A

Large intestine

54
Q
  1. Which of the following is associate with Guillain-Barre syndrome?
    a. E.coli
    b. Salmonella
    c. Campylobacter
    d. Shigella
A

Campylobacter

55
Q
  1. You are examining a patient who is a recent immigrant from Southeast asia. She is complaining of diarrhea and vomiting. Which of these would add to your potential diagnosis in light of her history
    a. Vibrio cholerae
    b. Salmonlla
    c. Shigella
    d. Campylobacter
A

Vibrio cholerae

Microbiology (16 decks)

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