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Parasitology Laboratory > Non parasite structures > Flashcards

Non parasite structures Flashcards

1
Q

Vegetable cells are confused with

A

Helminth eggs

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2
Q

Vegetable remnants appear

A

polygonal and flattened with thick cells and have unorganized internal structures

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3
Q

Pollen grains are mistaken as

A

Helminth eggs (Taenia)

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4
Q

Pollen grains appear

A

no contents inside

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5
Q

Helminth eggs (Taenia) has

A

Striations and hooklets inside

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6
Q

the presence of this remnant is duet to the eosinophil breakdown products which indicates immune response caused by the presence of parasite (SIGNIFICANT)

A

Charcot Leyden Crystals

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7
Q

Remnant that is diamond in shape

A

Charcot Leyden Crystals

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8
Q
  • Longs strands of vegetable remnants
A

Vegetable Hair/Fiber

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9
Q
  • mistaken as parasite larva
A
  • mistaken as parasite larva
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10
Q

Parasites have

A

Nucchal cavity, esophagus and genital primordium

Has organized internal structure

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11
Q

Vegetable hair / fibers have

A

no internal contents and no nucchal cavity

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12
Q

Coiled strands of vegetable remnants

A

Vegetable spirals

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13
Q

Ladder like appearance

A

Vegetable spirals

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14
Q

Series of rings or coiling

A

vegetable spirals

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15
Q

There are no parasite nore larva with

A

coiling

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16
Q

Rectangular structures (but can vary in shape and size) due to undigested fiber

A

Muscle fiber

17
Q

Usual shapes of Parasites

18
Q

Usual color of muscle fiber

A

yellow - orange

19
Q
  • rounded, angular, cyst like
A

Starch Granules

20
Q

Stains pink or purple in iodine or lugols solution

A

Starch granules

21
Q

Use this solution to see the internal structure

22
Q

Stains starch granule purple

A

lugol’s solution

23
Q
  • sphere looking cyst like structures
A

Fat Globules

24
Q

Structures that glistens

A

Fat globules

25
Q

Mistaken as lactose intolerance

A

Fat globules

26
Q
  • may appear as double layered circles
A

Air Bubble

27
Q
  • Happens due to insufficient NSS and sample, once you put the cover slip
A

Air Bubble

28
Q
  • oval and cyst like with thick wall
29
Q

budding forms maybe present

A

Yeast

Budding due to - Hyphae - actively dividing infection; usually seen with spores

30
Q

TRUE OR FALSE

A

Yeast are significant and must be reported

31
Q

Mistaken as cryptospiridium

32
Q

Mistaken as protozoan trophozoites and entamoeba

33
Q

WBCs are

A
  • bigger than entamoeba histolytica

- have granules inside

34
Q

Mistaken as amoeba

A

Starch granules

35
Q

Mistaken as E. hartmanni and E. nana

A

Starch granules

Parasitology Laboratory (12 decks)

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