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PARASITOLOGY > LUNG, LIVER, INTESTINAL FLUKES > Flashcards

LUNG, LIVER, INTESTINAL FLUKES Flashcards

1
Q

flukes that sexes are combined

A

Hermaphroditic / MONOECIOUS FLUKES

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2
Q

Infective stage of Monoecious flukes

A

Metacercaria

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3
Q

Diagnostic stage of Monoecious flukes

A

Ova or eggs in feces

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4
Q

Number of host

Monoecious flukes

Diecopis flukes

A

Monoecious flukes =3 (2 IH & 1 DH)

Diecopis flukes = 2 (1 IH & 1 DH)

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5
Q

Developmental stages of Monoecious flukes

Operculated eggs
“My Sister Rent a Car for Me”
Adult

A

Miracidium
Sporocysts
Redia
Cercaria
Metacercaria

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6
Q

ciliated larva released from egg when hatched

A

Miracidium

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7
Q

sac liked larva developed from miracidium

A

Sporocyts

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8
Q

larva developed from sporocysts; absent in Schistosoma

A

Redia

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9
Q

larva developed from redia or sporocysts

A

Cercaria

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10
Q

cercaria that has lost its tail following entry into 2nd IH

A

Metacercaria

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11
Q

Common name of Paragonimus westermani

A

Oriental Lung fluke

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12
Q

SECOND INTERMEDIATE HOST of Paragonimus westermani

A

Fresh water crab, crayfish

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13
Q

Common name of Fasciola hepatica

A

Sheep Liver fluke

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14
Q

SECOND INTERMEDIATE HOST of Fasciola hepatica

A

Water plants e.g. watercress

Kangkong

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15
Q

Common name of Clonorchis sinensis

A

Oriental Liver fluke
Chinese Liver fluke

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16
Q

Most important liver fluke of man

A

Clonorchis sinensis

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17
Q

Common name of Opistorchis felineus

A

cat liver fluke

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18
Q

Common name of Opistorchis viverrini

A

sea liver fluke

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19
Q

SECOND INTERMEDIATE HOST of Liver flukes

A

Cyprinoid fish

20
Q

Common name of Fasciolopsis buski

A

Giant intestinal fluke
Busk fluke

21
Q

SECOND INTERMEDIATE HOST of Fasciolopsis buski

A

Water plants e.g. caltrop, chestnut, bamboo shoots

22
Q

Common name of Echinostoma ilocanum

A

Garrison`s fluke

23
Q

SECOND INTERMEDIATE HOST of Echinostoma ilocanum

A

Edible snails

24
Q

Common name of Heterophyes heterophyes

A

Von Siebold fluke
Dwarf fluke

25
Q

SECOND INTERMEDIATE HOST of Heterophyes heterophyes

A

Fish

26
Q

deadliest trematode and smallest trematode infecing human

A

Heterophyes heterophyes

27
Q

Common name of Metagonimus yokogawai

A

Yokogawa`s fluke

28
Q

SECOND INTERMEDIATE HOST of Metagonimus yokogawai

A

Salmonoid and cyprinoid fish

29
Q

Common name of Nanophyetus salmincola

A

Salmon-poisoning fluke

30
Q

SECOND INTERMEDIATE HOST of Nanophyetus salmincola

A

Salmonoid fish

31
Q

Egg Morphology
- Broadly ovoidal with FLAT OPERCULUM & ABOPERCULAR THICKENING
- 80-120 x 50-60 µm

Adult Morphology:
- Coffee bean-shaped with zigzag intestinal ceca

A

P. westermani

32
Q

Egg Morphology
- Elongately ovoidal with tapering ends; 30 x 11 µm
- closely resemnles Clonorchis

Adult Morphology:
- LOBED tested and TRANSVERSE vitellaria

A

Opistorchis felineus

33
Q

Egg Morphology
- Broadly ovoidal with CONVEX or DOMED OPERCULUM & ABOPERCULAR KNOB
29 x 16 µm

Adult Morphology:
- Dendritic testes and GRANULAR vitellaria

A

C. sinensis

34
Q

Egg Morphology
- Large, yellowish brown with thin shell and small operculum;
130-150 x 63-90 µm
- 2nd LARGEST egg

Adult Morphology:
- With CEPHALIC CONE and dendritic structures
- with BRANCHED testes, ovaries, and intestina ceca

A

Fasciola hepatica

35
Q

Egg Morphology
- Indistinguishable from F. hepatica and F. gigantica ova
- LARGEST
- eggs are yellowish and ellipsoidal with CLEAR THIN shells and SMALL operculum
- 130-140 x 80-85um

Adult Morphology:
-NO CEPHALIC CONE
- intestinal ceca is UNBRANCHED

A

Fasciolopsis buski

36
Q

Egg Morphology
- Similar to that of Clonorchis but with smaller abopercular knob;
29 x 16 µm
- THICK shelled light BROWN egg

Adult Morphology:
- With 3rd sucker called GONOTYL or Genital sucker

A

H.heterophyes

37
Q

Egg Morphology
- Straw colored, ovoid, operculated; 83-116 x 58-69 µm.
- 3rd LARGEST

Adult Morphology:
- with CIRCUM ORAL DISK WITH SPINES
- equipped with oral sucker

A

E. ilocanum

38
Q

Egg Morphology
- Thin-shelled, light yellow; 28 x 17 µm
- thin shelled light yellow egg

Adult Morphology:
- No 3rd sucker

A

M. yokogawai

39
Q

Egg Morphology
- Similar to D. latum eggs but somewhat larger and narrower and have abopercular thickening instead of a knob

Adult Morphology:
- Genital opening is just posterior to the ventral sucker

A

Nanophyetus salmincola

40
Q

Pulmonary inflammation and fibrosis resulting in pneumonia- or TB-like syndrome

A

P. westermani

41
Q

Liver rot in sheep and goats; Halzoun syndrome

A

F. hepatica

42
Q

Liver disease characterized by jaundice, edema and painful, progressive hepatomegaly;
associated with CHOLANGIO CARCINOMA

A

C. sinensis
Opistorchis spp.

43
Q

Ulceration of the mucosa, abdominal pain, diarrhea, nausea, vomiting and flatulence

A

F. buski

44
Q

No marked symptoms are produced other than intestinal irritation.

A

E. ilocanum

45
Q

Colicky pains and mucous diarrhea; self-terminating in about two months.

A

H. heterophyes
M. yokogawai

46
Q

Abdominal discomfort and intermittent diarrhea; vector of salmon poisoning disease in dogs

A

Nanophyetus salmincola

PARASITOLOGY (17 decks)

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