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PBL 2.2.4 > Microbiology: Cooties > Flashcards

Microbiology: Cooties Flashcards

(89 cards)

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1
Q

H Pylori morphology

A

Gram neg spirochete

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2
Q

H pylori complication (neoplasm)

A

MALT lymphoma (classic)

Also adenocarcinoma

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3
Q

H pylori adherence and virulence factor

A

BabA sabA ( entra por baba)

CagA (te cagas por enfermo)

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4
Q

Intestinal epithelial cells that sense bacteria

A

M cells

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5
Q

Reduction of acidity predisposes to (infection)

A

V. Cholera

Salmonella

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6
Q

Bloody diarrhea aka

A

dysentery

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7
Q

Bacteria that lays down dental plaque

A

Strep mutans

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8
Q

Charcot triad (dx and triad)

A

Cholangitis

1) High fever
2) Jaundice
3) RUQ pain

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9
Q

helminth causing cholangitis

A

Ascaris lumbricoides

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10
Q

Watery diahrreah after camping

A

Giardia

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11
Q

Flask shaped ulcerations in colon, intermittent diahrrea with occasional blood, third world n

A

Entamoeba histolytica

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12
Q

Daycare watery diahrrea

A

Rotavirus

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13
Q

Rotavirus detection

A

Stool ELISA

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14
Q

HUS in child comes after infection with

A

E coli O157:H7

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15
Q

ETEC and V Cholerae virulence factors

A

Heat labile toxin

cholera toxin

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16
Q

Heat labile toxin /cholera toxin MOA

A

Increase cAMP

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17
Q

Heat stable toxin moa

A

Activates cGMP

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18
Q

Heat stable, heat labile and cholera toxin effects

A

cAMP/cGMP lead to increase cholride secretion which leads to sodium and water loss

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19
Q

Terminal ileum organisms

A

C jejuni

Yersenia entercolitica

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20
Q

Shigelosis can lead to

A

Toxic megacolon

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21
Q

Shiga toxin made by

A

EHEC

Shigella

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22
Q

E. Coli O157H7 AKA

A

EHEC

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23
Q

EHEC aka O157:H7 grows on

A

Sorbitol McConkey Agar SMAC

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24
Q

Old rice bacteria (and which is it like)

A

B cereus

Presents like S. Aureus

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25
C perfringens gets to intestine by
Spores.
26
Campylobacter neuro shit
Guillain-Barré syndrome
27
Campylobacter morphology
Small, curved gram neg rod
28
h pyolori produces
Urease Splits urea into ammonia and CO2 to make base
29
H pylori oxidase
Positive
30
Therapy for H pylori
PPI Amoxicillin Clarithromycin
31
TB stains
Acid fast Carbofuschil stain
32
Tb agar
Lownestein
33
Tb is intracellular in
macrophages
34
Granuloma in TB due to
Cord factor that activates macrophage
35
Primary tb in (lobe)
Middle lung
36
Reactivation which lobes
Upper
37
Tuberculoid leprea associated with
Strong TH1 response to tuberculin
38
Lepromatous leprea immune response
Th2 humoral
39
Th1 vs Th2 leprosy treatment
Th1: dapsone, rifampin Th2: dapsone, rifampin, clofazimine
40
Mycobacterium avium affects who
COPDers usually… from dust and grain
41
Cat scratch fever bacteria
Bartonella henselae
42
Bartonella morphology
Gram neg
43
Bacillary angiomatosis symptoms
Fever, lymph nodes, red vascular lesions
44
Bartonella treament
Doxycycline, macrolide
45
Chlamydia morphology
Gram inditerminate, intracellular, small, NO MURAMIC acid
46
Chlamydia stain
Giemsa
47
Chlamidia test
NAAT
48
Chlamydia trachomatis serotypes
A-C: I cant see D-K (dick): STI L1-L3: LGV (**L**ymph
49
Chlamydia pneumonia in infant cough
“stochato” aka short burst
50
Trachoma blindness from
Chlamdia A-C
51
Chlamydia complications
PID Reiter syndrome
52
Reiter syndrome
Chlamydia affecting eyes genitals and joints Cant see, cant pee, cant climb a tree
53
Chamydophila psittaci signs and spread
Spread by birds Fevers, chills, pneumonia
54
Why is ricketsia intracellulrar
Cant make Coa Cant make NAD+
55
Ricketsia morph
Weak gram neg coccobacillus
56
Rickettsia test
Weil-felix Tests for agglutination
57
Ricketsia sx
Headache, fever, **vasculitis**
58
Ricketsia treatment
Doxycycline
59
Ricketsia prowaseki rash progression
From trunk to extremities Spares hands feet head
60
Ricketsia prowaseki spread via
Louse
61
Ricketsia prowaseki is cause of
Epidemic typhus
62
Ricketsia prowaseki symptoms
Rash, Myalgia, arthralgia, encephalitis, pneumonia
63
Rickettsia rickettsii disease
Rocky mountain spotted fever
64
Rickettsia rickettsii transmission
**Dermacentor** tick
65
Rocky mountain fever rash spread
From extremities inward
66
Rocky mountain spotted fever symptoms
Inward rash Myalgia Arthralgia
67
Influenza virus morphology
SS RNA negative sense virus , has capsid
68
Influenza requires
Reverse RNA polymeraze
69
Where does influenza replicate
Neclues
70
How many segments in influenza virus
8
71
Antigenic variation in flu due to
Segments remixing
72
Influenza virulence factors
HA hemagluttinin: gets in Neuromaninidase: Gets out
73
M2 protein in virus does
Modulates pH
74
Flu vaccines types
Nasal is live IM is dead
75
Influenza pneumonia characteristic
co-infection with S. Auerus or other bugs
76
Malassezia furfur prep and appearance
KOH prep Spaghetti and meatball appearance
77
Malassezia furfur causes
Hypo/Hyper pigmented patches with no other symptoms
78
Malassezia furfur layer
Most superficial Stratum corneum
79
Malassezia furfur seen in which neonates
Those that get TPN
80
Malassezia furfur treat with
selenium sulfide
81
Tinea aka
Ringworm
82
Woods lamp diagnoses
Microsporum
83
How is nail fungus treated
Griseofulvin
84
Sporothrix schenkii morph
Dimorphic fungus Yeast looks like cigar
85
Sporothrix schenkii spread along body
Ascending lymphatic
86
Sporothrix schenkii biopsy
Histocyte Giant cells cigar shaped yeast
87
Sporothrix schenkii treatment
Itraconazole
88
Fungus causing verrucous lesions
Madurella mycetomatis
89
Organisms that cause tinea
Dermatophytes Microsporum Truchophyton Epidemophyton

PBL 2.2.4 (13 decks)

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