Parasitology Day 1 Flashcards

(69 cards)

1
Q

Phylum of Sarcodina (amoeba) and Mastigophora (flagellates)

A

Sarcomastigophora

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2
Q

single celled

A

sarcodina and mastigophora

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3
Q

Sarcodina aka

A

amoeba

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4
Q

Mastigophora aka

A

flagellates

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5
Q

Moved by pseudopodia

A

Sarcodina (amoeba)

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6
Q

T and C stages (subphylum)

A

Sarcodina (amoeba)

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7
Q

Asexual reproduction (subphylum)

A

Sarcodina (amoeba)

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8
Q

Moved by flagella

A

Mastigophora (flagellates)

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9
Q

Some have T stage only

A

Mastigophora (flagellates)

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10
Q

Blood and tissue (APET)

A

Mastigophora (flagellates)

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11
Q

pathogenic, can cause disease

A

Entamoeba histolytica

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12
Q

Single celled, cilia

A

Ciliaphora (ciliates)

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13
Q

Target tissues and blood cells

A

Ciliaphora (ciliates)

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14
Q

T and C stages (phylum)

A

Ciliaphora (ciliates)

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15
Q

asexual reproduction (phylum)

A

Ciliaphora (ciliates)

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16
Q

ciliaphora aka

A

ciliates

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17
Q

apicomplexa aka

A

sporozoa

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18
Q
Other stages include: 
oocyst, sporocyst, 
sporozoite, merozoite, 
trophozoite, schizont 
and gametocyte 
(OSSMTSG)
A

Apicomplexa (sporozoa)

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19
Q

Which of the ff parasites move through

pseudopodia and flagella

A

Naegleria fowleri

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20
Q

1-4 nuclei

A

Entamoeba histolytica (cyst)

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21
Q

4 nuclei in mature cyst

A

Entamoeba histolytica (cyst)

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22
Q

Central karyosome/ bull’s eye karyosome

A

Entamoeba histolytica (cyst)

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23
Q

Cigar shaped chromatoidal bodies

A

Entamoeba histolytica (cyst)

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24
Q

One nucleus is equal to one trophozoite

A

Entamoeba histolytica (cyst)

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25
One nucleus (all trophozoite under Sarcodina)
Entamoeba histolytica (Trophozoite)
26
Fine, peripheral chromatin
Entamoeba histolytica (Trophozoite)
27
Central karyosome/ bull’s eye karyosome | --> Pinpoint/small
Entamoeba histolytica (Trophozoite)
28
Ingested RBC (none for E. disparr)
Entamoeba histolytica (Trophozoite)
29
Pseudopodia
Entamoeba histolytica (Trophozoite)
30
Progressive, directional motility
Entamoeba histolytica (Trophozoite)
31
Cannot use iodine can kill
Trophozoite
32
Life Cycle 1. Cyst and trophozoites 2. Mature cysts ingested 3. Excystation 4. Trophozoite --> multiplication --> trophozoites 5. Cysts --> exists host
E. histolytica
33
Can cause diarrhea but non-fatal
non pathogenic amoebae
34
CB have splintered ends/ whisk broom | appearance
Entamoeba coli (cyst)
35
Eccentric karyosome
Entamoeba coli (cyst and trophozoite)
36
Up to 8 nuclei in mature cyst
Entamoeba coli (cyst)
37
Largest among the amoeba
Entamoeba coli (trophozoite)
38
Peripheral chromatic
Entamoeba coli (trophozoite)
39
Plenty of vacuoles with ingested bacteria (dirty | looking cytoplasm)
Entamoeba coli (trophozoite)
40
Directional movement
Entamoeba coli (trophozoite)
41
Resembles E. histolytica but non-pathogenic
Entamoeba hartmanni
42
Central or eccentric karyosome
Entamoeba hartmanni
43
No ingested RBC
Entamoeba hartmanni
44
“small race”
Entamoeba hartmanni
45
With rice grain like CB
Entamoeba hartmanni
46
Oral cavity
Entamoeba gingivalis
47
With ingested WBC
Entamoeba gingivalis
48
No cyst form
Entamoeba gingivalis
49
Nucleus with eccentric karyosome (non patho)
Endolimax nana
50
Punched out/crossed eyed nuclei
Endolimax nana
51
No peripheral chromatin
Endolimax nana
52
Comma shaped CB if present
Endolimax nana
53
Ground glass cytoplasm
Endolimax nana
54
Glycogen mass ½ to 2/3 of its size
Iodamoeba butschlii
55
Stained deep mahogany brown by Lugol’s | Iodine
Iodamoeba butschlii
56
With achromatin granules
Iodamoeba butschlii
57
Cyst and trophozoite only possess a single | nucleus
Iodamoeba butschlii
58
Mistaken as Blastocystic hominis
Iodamoeba butschlii
59
Non pathogenic amoeba (5)
``` E. coli E. hartmanni E. gingivalis Endolimax nana Iodamoeba butschlii ```
60
Opportunistic Amoeba
Acanthamoeba species | Naegleria fowleri
61
Ubiquitous in nature
Acanthamoeba species
62
Granulomatous amoebic encephalopathy | GAE
Acanthamoeba species
63
Associated with amoebic keratitis
Acanthamoeba species
64
With spine like projections
Acanthamoeba species
65
slightly wrinkled ectocyst
A. culbertsoni
66
delicate looking acanthopodia
A. polyphaga
67
wrinkled ectocyst
A. castellani
68
folded ectocyst
A. astronyxis
69
examine CSF, brain tissue to see
Flagellated form of N. fowleri