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Parasitology > AMOEBA LAB > Flashcards

AMOEBA LAB Flashcards

1
Q

multicellular

A

Nematodes
cestodes
trematodes

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2
Q

Unicellular

A

Protozoans

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3
Q

hyaline foot-like extrusions from the ectoplasm

A

pseudopods

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4
Q

all amoebae are intestinal dwellers except

A

entamoeba gingivalis
acanthamoeba
naegleria fowleri

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5
Q

all amoeba are commensal except

A

entamoeba histolytica

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6
Q

all amoeba undergo encystation except:

A

entamoeba gingivalis

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7
Q

what is the infective stage

A

cyst stage

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8
Q

Diagnostic stage

A

cyst and trophozoite

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9
Q

movement of histolytica

A

rapid, unidirectional, progressive

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10
Q

cytoplasmic inclusions of E. histolytica troph

A

ingested red blood cells

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11
Q

cytoplasmic inclusion that contains rna material

A

chromatoid bars

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12
Q

cytoplasmic inclusion that is a food reserve

A

glycogen mass

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13
Q

unstained direct fecal smear

A

normal saline solution (nss)

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14
Q

stained fecal smear for cyst

A

lugol’s iodine

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15
Q

stained fecal smear for troph

A

quensel’s methylene blue

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16
Q

stained fecal smear for both troph and cyst

A

best carmine stain
trichrome stain
iron hematoxylin

17
Q

serologic test for E. histolytica

A

Serine rich E. histolytica protein

18
Q

most commonly affected extraintestinal organ

A

liver

19
Q

cytoplasmic inclusion of Entamoeba coli troph

A

vacuoles containing bacteria

20
Q

cytoplasmic inclusion of Entamoeba coli cyst

A

thin chromatoid bars

21
Q

amoeba that is isolated from garbage

A

entamoeba hartmanni

22
Q

has peripheral chromatin that has a beaded appearance

A

entamoeba hartmanni troph

23
Q

cytoplasmic inclusions of E. polecki troph

A

ingested bacteria and food particles

24
Q

has a blotlike apperance

A

endolimax nana

25
Q

has no peripheral chromatin

A

endolimax nana troph

26
Q

cytoplasmic inclusions of Iodamoeba butschlii troph

A

bacteria, yeast, and other debris

27
Q

amoeba that only has one nucleus

A

E. polecki and I. butschlii

28
Q

what does iodine binds with

A

glycogen

29
Q

has a cytoplasmic inclusion of food vacuoles containing wbc

A

E. gingivalis

30
Q

known as opportunistic parasite

A

N. fowleri and Acanthamoeba

31
Q

has a blunt pseudopod

A

N. fowleri

32
Q

three known forms of N. fowleri

A

trophozoite, cyst, and flagellated

Parasitology (3 decks)

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