PROTOZOA (Other Intestinal flagellates) Flashcards

1
Q

Pear shape

A

Chilomastix mesnili trophozoite

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2
Q

Ovoid in shape

A

Chilomastic mesnili cyst

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3
Q

Stiff rotary movement

A

Chilomastix mesnili trophozoite

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4
Q

Lemon shape with clear hyaline knob in its anterior end

A

Chilomastic mesnili cyst

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5
Q

4 flagella
- 3 anterior extending
- 1 extending posterior

A

Chilomastix mesnili trophozoite

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6
Q

Well-defined cytostome at side of nucleus

A

Chilomastic mesnili cyst

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7
Q

Prominent cytostome with fibrils

A

Chilomastix mesnili trophozoite

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8
Q

Found in the large intestine

A

Chilomastic mesnili cyst

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9
Q

Spiral groove

A

Chilomastix mesnili trophozoite

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10
Q

MOT of Chilomastic mesnili cyst

A

ingestion of cysts

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11
Q

Curved posterior

A

Chilomastix mesnili trophozoite

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12
Q

Movement of Chilomastic mesnili cyst

A

Corkscrew

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13
Q

No cystic stage (ONLY Amoebaflagellate)

A

Dientameba fragilis trophozoite

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14
Q

infective stage of Dientameba fragilis

A

Trophozoite

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15
Q

Distinguishing feature of Dientameba fragilis

A

 Irregularly round
 Broad hyaline leaflike pseudopodia (multiple)
 progressive motility
 Fragmented karyosome (4 to 8) *tetrakaryosome
 Binucleate condition

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16
Q

Jerky motion with 7-9 um (same size with RBC)

A

Enteromonas hominis

17
Q

Distributed worldwide in warm temperature

A

Enteromonas hominis

18
Q

infective stage of Enteromonas hominis

A

(Asymptomatic) cyst

19
Q

Body flattened in one side

A

Enteromonas hominis trophozoite

20
Q

Quadrinucleated (4 nuclei) with two at each opposite side

A

Enteromonas hominis cyst

21
Q

Four flagella (3 anterior, 1 posterior)

A

Enteromonas hominis trophozoite

22
Q

Can be seen on warm temperature, seen in crowded area (psychiatric hospital, poor sanitation and hygine)

A

Retortamonas hominis

23
Q

Smaller (3-5 um); rarely reported in stool examination; non-pathogenic

A

Retortamonas hominis

24
Q

infective stage of Retortamonas hominis

A

Cyst

25
Q

Two anterior flagella

A

Retortamonas hominis Trophozoite

26
Q

Lemon shape

A

Retortamonas hominis Cyst

27
Q

Cytostome extending halfway with well-define fibril border

A

Retortamonas hominis Trophozoite

28
Q

Two fused fibrils resembling bird’s beak nucleus

A

Retortamonas hominis Cyst