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PARASITOLOGY > PROTOZOA > Flashcards

PROTOZOA Flashcards

1
Q

Protozoa
* unicellular
* protoplasm (function)
* cytoplasm
*endoplasm

A

T

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2
Q

protozoa: waste of excretion

A

Cytopyge

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3
Q

Troph - cysts -> large intestine

A

Encystation

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4
Q

Cyst - troph -> small intestines

A

Excystation

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5
Q

amoeba

VF responsible for adhesion

A

GalNac lectin

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6
Q

VF: histolytic cytolytic enzyme

A

Cysteine proteinase

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7
Q

Stain for DFS

  1. Troph
  2. Cyst
A
  1. Quensel’s iodine
  2. Lugul’s, di antonis
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8
Q

Best culture medium for amoeba

A

Locke’s egg serum

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9
Q

Drug of choice for cysts - amoeba
1. Best
2. Asymptomatic cyst

A
  1. Metronidazole
  2. Diloxanide fluroate
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10
Q

Brain eating amoeba

A

Naegleria fowleri

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11
Q

Parasite of pigs and monkey

A

E. polecki

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12
Q

Kissing amoeba - pyorrheal pockets between teeth and gum, tonsillar crypts. Also ingest leukocytes (bacteria, rbc)

A

E. gingivalis

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13
Q

Causative agent of (Primary amoebic meningoencephalitis (PAM)

A

N. fowleri

Sappinia diploidea (not primary)

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14
Q

A wrinkled cyst caustative for Granulomatous amebic encephalitis (GAE)

*Contact lenses

A

Acanthamoeba polyphagia

Balamuthia mandrillaris

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15
Q

Only pathogenic ciliates due to hyaluronidase

A

B. coli

RH - pigs
Thwon/rolling ball

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16
Q

Parasite related to
* Gay bowel syndrome
* Steatorrhea (greasy, float)
* Leningrad’s curse (traveller’s diarrhea - malabsorption)
* Rotten eggs

A

G. lamblia

Furazolidine for below 5yrs. old

17
Q
  • Shepherd’s crook
  • Nipple/lemon shaped
A

C. mesnili

18
Q
  • Rosette shaped
  • Binucleated troph
  • Coninfection - ascaris, enterobius
  • Severe colicky abdominal pain
  • Irritable bowel sydrome (IBS)
A

Dientamoeba fragilis

19
Q
  • Binary fission
  • Ping pong dse
  • Strawberry cervix
  • Vulvar itchiness
A

T. vaginalis

Stain:
* geimsa
* papaniculau
* acridine orange
* romanowsky

Culture:
* Diamond mod.
* Feinberg, whittington

20
Q

Small race e. histolytica

A

E. hartmanni

21
Q

Hemoflagellates
1.Ovoidal w/out free flagellum
2.W/ free flagellum
3.Continuous flagellum (anterior)
4.Continuous flagellum (posterior)

A
  1. Amastigote//Leishmania
  2. Promastigote/Leptomonas
  3. Epimastigote
  4. Tripomastigote
22
Q

Vector
1. T. brucei
2. T. cruzi

A
  1. Tsetste/glossina
  2. Reduviid/kissing/killer/assassin/
    tricitomine/triatomid bug
23
Q

Difference in DS
1. T brucei
2. T. cruzi

A
  1. Trypomastigote
  2. Amastigote
24
Q

WASS - swollen at nape

A

T. brucei gambiense

25
Q

EASS - swollen at under jaw

A

T. brucei rhodesiense

26
Q

Diagnosis for t. brucei

A

Card agglutination test for trypanosomiasis (Catt)

27
Q

Bug examination - feed on px blood

A

Xenodiagnois

Culture: Weinmann’s medium

28
Q

Treatment for:
1. T. brucei gambiense
2. T. cruzi

A
  1. Efflor
  2. Benzinidazole
29
Q

Baghad boils, bay sore, uta, pain bois, old world cl

A

L. major

30
Q

Dehli boul, uta, pain bois, oriental sore, old world cl

A

L. tropica

31
Q

Vector for leishmania

A

Sandfly (phlebotomus, lutzomania)

32
Q

Only mucocutaneous leishmania (espundia - nw)

A

L. brazilliensis

33
Q

DS for leishmania

A

Amastigote w/in macrophage

34
Q

Asstd w/
* Visceral leishmaniasis
* Kala azar
* Dumdum fvr

A

L. donovani

35
Q

Leishmania:
* Culture
* Screening test

A
  • Novy-nicole-mcneal medium (NNM)
  • Formol gel test

Treatment
* Pentamidine
* oral miltefosine
* liposomal amphotericin b

36
Q

Parasite
* Encephalitis -most common manifestation
* DH - cat
* IH - human

A

T. gondii

37
Q

Diagnosis for t. gondii

A

Sabin -feldman

Other Diag:
* DM
* Methylyne blue dye test

38
Q

Treatment for t. gondii - immunocompromised px

A

Sulfamethoxazole

39
Q

Incidental host - Human due to ingested sporulated oocyst

Asymptomatic infection

A

Isospora belli

PARASITOLOGY (2 decks)

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