Para Lab - Quiz 1 Part 2 Flashcards

1
Q

eukaryotic unicellular organisms

-possess nucleus, organelles and locomotory structures

A

protozoans

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2
Q

phyla in protozoans

A

sarcomastigophora
ciliophora
apicomplexa

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3
Q

subphyla of sarcomastigophora

A

sarcodina

mastigophora

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4
Q

protozoan stage

-vegetative (moving) stage

A

trophozoite

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5
Q

protozoan stage

-motile stage

A

trophozoite

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6
Q

protozoan stage

-found in watery and diarrheic stools (sensitive, easily destroyed if there’s no water)

A

trophozoite

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7
Q

protozoan stage

-resistant stage

A

cyst

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8
Q

protozoan stage

-non-motile

A

cyst

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9
Q

protozoan stage

-usually infective stage

A

cyst

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10
Q

protozoan stage

-stain: Lugol’s iodine

A

cyst

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11
Q

protozoan stage

-found in formed stool

A

cyst

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12
Q

the only pathogenic amoeba; invasive

A
  1. Entamoeba histolytica
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13
Q

-morphologically similar to Entamoeba dispar (non-pathogenic)

A
  1. Entamoeba histolytica
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14
Q

-causes amoebiasis or amebic dysentery (bloody diarrhea)

A
  1. Entamoeba histolytica
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15
Q

Diagnosis for amebiasis

A

Stool exam/ DFS

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16
Q

virulence factors of E.histolytica

A

Virulence factors:
• Lectin – for attachment
• Amebapores – form holes in tissue
• Cysteine proteinases – destroys tissue

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17
Q

commensal, non-pathogenic

-its early cystic stage is similar to E. histolytica

A

Entamoeba coli

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18
Q

amoeba of pigs and monkey

A

E. polecki

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19
Q

entamoeba with no cyst stage

A

E. gingivalis

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20
Q

small race of E. histolytica

-almost the same with E. histolytica but smaller

A

E. hartmanni

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21
Q

entamoeba that ingests WBC

A

E. gingivalis

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22
Q

entamoeba found in oral cavity (only entamoeba not found in large intestine)

A

E. gingivalis

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23
Q

– non-pathogenic amoeba
-very small, size like that of RBC
-
-

A

Endolimax nana

24
Q

location of Endolimax nana

A

found in large intestine or colon

25
Q

motility of Endolimax nana

A

motility of trophozoite: sluggish

26
Q

appearance of cyst of Endolimax nana

A

cross eyed cyst

27
Q

shape of cyst of Endolimax nana

A

oval

28
Q

no. of nuclei of E. nana

A

4

29
Q

does E. nana have peripheral chromatin

A

no

30
Q

– amoeba of pigs

A

Iodamoeba butschlii

31
Q

-with large glycogen vacuole (cyst stage)

A

Iodamoeba butschlii

32
Q

pathogenicity of Iodamoeba butschlii

A

Non-pathogenic

33
Q

motility of Iodamoeba butschlii

A

sluggish

34
Q

G. lamblia belongs to what phyla

A

Phylum Sarcomastigophora

Subphylum Mastigophora

35
Q

-infective stage of G. lamblia

A

mature cysts

36
Q

-habitat of G. lamblia

A

small intestine

37
Q

MOT of G. lamblia

A

ingestion (food or contaminated water)

38
Q

causesGiardiasis, Traveler’s diarrhea

-causative agent of Gay Bowel Syndrome

A

G. lamblia

39
Q

other names of G. lamblia

A

G. duodenalis

G. intestinalis

40
Q

Diagnostic Tests for G. lamblia (#)

A
  • DFS, FECT

* Beale’s String Test/Entero-string Test

41
Q

shape of trophozoite of G. lamblia

A

-pear/pyriform shaped

42
Q

appearance of trophozoite of G. lamblia

A

-appearance: old man’s face with glasses

43
Q

motility of G. lamblia

A

falling-leaf motility

44
Q

function of median bodies

A

energizing structures

45
Q

function of axostyle

A

maintain structure and support

46
Q

virulence factor of G. lamblia

A

ventral sucking disk

47
Q

number of flagella of trophozoite of G. lamblia

A

-8 flagella (4 lateral, 2 caudal, 2 anterior)

48
Q

describe wall of cyst of G. lamblia

A

double cyst wall

49
Q

number of nuclei of cyst of G. lamblia

A

4

50
Q

location of Chilomastix mesnili

A

small intestine

51
Q

pathogenicity of Chilomastix mesnili

A

non-pathogenic

52
Q

Cyst characteristic appearance of Chilomastix mesnili

A

American lemon or nipple shape

53
Q

no. of flagella of trophozoite of Chilomastix mesnili

A

3 anterior flagella
- 1 flagella near the cytostome (mouth portion)
-

54
Q

motility of Chilomastix mesnili

A

boring, corkscrew motility

55
Q

structure in the cyst of C. mesnili with a shape like that of a shepherd’s crook

A

cytosomal fibril