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PARA 2 (FINALS) > PROTOZOA (Flagellates) > Flashcards

PROTOZOA (Flagellates) Flashcards

1
Q

types of Lumen Dwelling/Atrial flagellate

A

Giardia lamblia
Chilomastix mesnili
Enteromonas hominis
Retortamonas intestinalis
Dientamoeba fragilis
Trichomonas tenax
Trichomonas hominis
Trichomonas vaginalis

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2
Q

Habitat (Large intestine)

A

Chilomastix mesnili
Enteromonas hominis
Retortamonas intestinalis
Dientamoeba fragilis
Trichomonas hominis

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3
Q

Habitat (Small intestine)

A

Giardia lamblia

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4
Q

Habitat (Mouth)

A

Trichomonas tenax

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5
Q

Habitat (Vagina and urethra)

A

Trichomonas vaginalis

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6
Q

Old man with eye glasses

A

Giardia lamblia or Giardia intestinalis

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7
Q

Most common protozoan pathogen worldwide (1st identified protozoan in US)
ONLY flagellate that inhabits the small intestine

A

Giardia lamblia or Giardia intestinalis

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8
Q

Giardia lamblia causes ______ _______ due to contaminated water in underdeveloped countries

A

traveller’s diarrhea

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9
Q

NOT a tissue invader but attaches to mucosal linings by means of ______ ____

A

sucking disks

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10
Q

Giardia lamblia is associated with ___ _____ _______ and _________ _______ (steatorrhea)

A

Gay Bowel Syndrome and Malabsorption syndrome

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11
Q

lipids in stool spx

A

steatorrhea

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12
Q

Presence of sucking disks, two axonemes and two parabasal bodies

A

Giardia intestinalis trophozoite

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13
Q

Ovoid in shape

A

Giardia intestinalis cyst

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14
Q

Pear-shaped or teardrop which is bilaterally symmetrical

A

Giardia intestinalis trophozoite

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15
Q

Two immature cyst

A

Giardia intestinalis cyst

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16
Q

Falling leaf-like motility

A

Giardia intestinalis trophozoite

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17
Q

Four mature

A

Giardia intestinalis cyst

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18
Q

4 pairs of flagella (8 in total)

A

Giardia intestinalis trophozoite

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19
Q

Cytoplasm retracted in cell wall median bodies (2-4)

A

Giardia intestinalis cyst

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20
Q

Places of 4 pairs of flagella in Giardia intestinalis trophozoite

A

o One pair anterior
o One pair posterior
o Two pairs central extending lateral

21
Q

No cystic stage

A

Trichomonas

22
Q

Non-pathogenic Trichomonas

A

Trichomonas tenax
Trichomonas hominis

23
Q

Pathogenic Trichomonas

A

Trichomonas vaginalis

24
Q

Spx: Buccal scrapping
Found in swollen gums, teeth

A

Trichomonas tenax

25
Q

Spx: Stool
Resides on the intestine

A

Trichomonas hominis

26
Q

Spx: Urine or vaginal discharge
Found on genital *both in male and female

A

Trichomonas vaginalis

27
Q

Pear shape; Five anterior flagella and one posterior flagellum

A

Trichomonas tenax
Trichomonas hominis
Trichomonas vaginalis

28
Q

Nervous jerky (motile)

A

Trichomonas tenax
Trichomonas hominis

29
Q

Rapid jerky (motile)

A

Trichomonas vaginalis

30
Q

One ovoid nucleus filled with chromatic granules

A

Trichomonas tenax

31
Q

Spherical nucleus with central karyosome

A

Trichomonas hominis

32
Q

Ovoid nucleus filled with chromatin granules

A

Trichomonas vaginalis

33
Q

Undulating membrane extending 2/3 of the body length

A

Trichomonas tenax

34
Q

full body length undulating membrane

A

Trichomonas hominis

35
Q

Undulating membrane half part of the body

A

Trichomonas vaginalis

36
Q

Thick axostyle curved around nucleus

A

Trichomonas tenax

37
Q

Axostyle extends beyond the posterior part

A

Trichomonas hominis

38
Q

Axostyle is coiled around the nucleus

A

Trichomonas vaginalis

39
Q

Small cytostome

A

Trichomonas tenax

40
Q

Conical cytostome cleft

A

Trichomonas hominis

41
Q

Absence of cytostome but granules along axostyle is present

A

Trichomonas vaginalis

42
Q

Has 5 flagella (one coils the body along with costa and undulating membrane)

A

Trichomonas tenax

43
Q

makes the trichomonas’ one side thick

A

Costa

44
Q

patient experience intense itchiness and because of the flagella -> can attach to vaginal walls -> irritation -> production of vaginal discharge with foul odor

A

T. vaginalis

45
Q

Trichomonas spp. can be examined unstained with wet drop method or with

A

Giemsa, Acridine orange, Papanicolau, Romanoswky or cultured in Diamond media.

46
Q

MOT (T. vaginalis)

A

sexual contact but nonvenereal transmission is possible

47
Q

____ are asymptomatic

A

Male

48
Q

Symptoms in T. vaginalis

A

Strawberry cervix

PARA 2 (FINALS) (10 decks)

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