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Parasitology > Helminths > Flashcards

Helminths Flashcards

1
Q

Largest intestinal nematode

A

Ascaris

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2
Q

LARVA of the Nematode species with LUNG MIGRATION IN THEIR LIFE CYCLE Causing PNEUMONITIS

A

 Ascaris
 Strongyloides
 Human Hookwoorms

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3
Q

Muscle biopsy as means of diagnosis

A

Trichinella spiralis

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4
Q

Ascaris of cats

A

Toxocara cati(zoonotic)

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5
Q

What are the 2 main parasites?

A

Helminths and Non- helminths

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6
Q

What are the types of helminths

A

Nematodes, Trematodes, cestodes

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7
Q

What is the common name for trematodes?

A

flukes

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8
Q

Cestodes

A

Tape worm

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9
Q

Giant Intestinal roundworm, Eel worm

A

Ascaris lumbricoides

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10
Q

whipworm

A

Trichuris trichiura

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11
Q

Necator americanus

A

New world hookworm

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12
Q

Ancyclostoma duodenale

A

Old world hookworm

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13
Q

seatworm

A

Enterobius vermicularis

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14
Q

Heterophyes heterophyes-

A

Von Siebold’s Fluke,

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15
Q

Capillaria philippinensis

A

Pudoc worm

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16
Q

Bancroft’s filaria

A

Wuchereria bancrofti

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17
Q

Rat lung worm

A

Angiostrongylus cantonensis

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18
Q

Non-helminths

A
  • Protozoan parasite

- Arthropods

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19
Q

Malayan Filaria

A

Brugia malayi

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20
Q

Oriental Lung fluke/ Pulmonary Fluke

A

Paragonimus westermani

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21
Q

Oriental Blood fluke

A

Schistosoma japonicum

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22
Q

Vesical Blood fluke

A

schistosoma haematobium

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23
Q

Garrison’s fluke

A

Echinostoma ilocanum

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24
Q

Giant Intestinal Fluke

A

Fasciolopsis buski

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25
Q

Yokogawa’s fluke

A

Metagonimus yokogawai

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26
Q

Fasciola hepatica

A

Sheep Liver fluke

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27
Q

Chinese liver fluke/ oriental liver fluke

A

Clonorchis sinensis

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28
Q

Cat liver fluke

A

Opistorchis felineus

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29
Q

Russian broad tapeworm,

A

Diphyllobothrium latum

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30
Q

fish broad tape worm

A

Diphyllobothrium latum

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31
Q

double pored tapeworm

A

Dipylidium caninum

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32
Q

Unarmed tapeworm

A

Taenia saginata

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33
Q

Armed tapeworm- bcs its scolex/head is armed with hooklets

A

Taenia solium

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34
Q

Human hookworm

A

Necator Americanus

Ancylostoma duodenale

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35
Q

T. Solium

A

Pork tapeworm,

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36
Q

Rat tapeworm

A

H. diminuta

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37
Q

INTESTINAL NEMATODES-

In the small intestine

A
  • Strongyloides stercoralis
  • Ascaris lumbricoides
  • Necator americanus
  • Trichinella spiralis
  • Ancylostoma duodenale
  • Capillaria philippinensis
38
Q

MOT of Non-human Ascaris

A

Ingestion

39
Q

MOT of non-human hook worm

A

skin penetration

40
Q

Non human Hookworms

A

 Ancylostoma caninum

 Ancylostoma braziliense

41
Q

MOT of T. spiralis

A

consumption of inadequately cooked pork

42
Q

Lower lymphatics

A

Wuchereria bancrofti

43
Q

Subcutaneous tissue

A
  • Loa loa

- Onchocerca volvulus

44
Q

Infective stage of A. cantonensis

A

3rd stage larva

45
Q

Infecive stage of D medinensis

A

3rd stage larva

46
Q

Intestinal flukes

A

 Fasciolopsis buski
 Metagonimus yokogawai
 Echinostoma ilocanum
 Heterophyes heterophyes

47
Q

Hepatic/ Liver flukes

A

 Fasciola hepatica
 Clonorchis sinensis
 Opistorchis felineus

48
Q

Habitat of S. japonicum

A

Superior mesenteric veins

49
Q

Habitat of S. mansoni

A

Inferior mesenteric veins

50
Q

Ingestion of T.solium cysticercus cellulosae can lead to what disease

A

Taeniasis (Intestinal infection)

51
Q

Accidental ingestion of T.solium eggs can lead ti what disease

A

Cysticercosis

52
Q

Longest tapeworm

A

Diphyllobothrium latum

53
Q

Usual infective stage of Diphyllobothrium latum to man

A

Plerocercoid larva

54
Q

Sparganosis

A

Ingestion of D.latum Procercoid larva

55
Q

no cysticercosis; can only cause Taeniasis

A

Taenia saginata

56
Q

protruded polar plugs

A

Trichuris trichiura

57
Q

Produces fertilized and unfertilized eggs

A

Ascaris lumbricoides

58
Q

3 major parts of Tapeworm

A

scolex, body with segments, neck

59
Q

types of tapeworm segment/proglottids

A

mature, immature, gravid

60
Q

eggs with 2-8 germ cells resembling morula balls

A

Hookworm

61
Q

Hookworm with 3 pairs of Buccal teeth

A

A. caninum

62
Q

Hookworm with 1 pair of Buccal teeth

A

A.Braziliense

63
Q

2 pairs of buccal teeth

A

A.duodenale

64
Q

adult nematode With slender head & fleshy tail resembling a whip

A

Trichuris

65
Q

adult nematode With cuticular alar(winglike structure) expansion & well defined esophageal bulb

A

Enterobius

66
Q

Rectal prolapse

A

Trichuris

67
Q

Pruritis ani

A

Enterobius

68
Q

Tropical pulmonary eosinophilia

A

W. bancrofti

69
Q

May produce COIN LESIONS in the lungs

A

D. immitis

70
Q

What type of anemia does Human hookworm caused?

A

Iron deficiency Anemia/ Microcytic hypochromic type of anemia

71
Q

Elephantiasis of upper limbs

A

b. malayi

72
Q

Elephantiasis of lower limbs

A

W. bancrofti

73
Q

UNHOLY TRINTTY

A
  • Human Hook worms
  • Ascaris
  • Trichuris
74
Q

Concentration technique for filariasis detection

A

Knott’s concentration technique

Reagent: Formalin

75
Q

Nematodes classifies as APHASMIDS

A

Trichuris, Trichinella, Capillaria

76
Q

To look for malarial stages

A

UndereOIO

77
Q

diagnostic stage of s. stercoralis

A

rhabditiform larva

78
Q

Can be detected thru observation of larva on open blisters/skin ulcer after placing a drop of water

A

D . Medinensis

79
Q

May carry D. fragilis trophozoite in its eggs

A

E.vermicularis

80
Q

 Females may be PARTHENOGENIC

A

S. stercoralis

81
Q

May resemble spirometra

A

D . latum adult

82
Q

Antigen used for COPT

A

lyophilized eggs of S. japonicum

83
Q

+ result of COPT

A

BLEB formation

84
Q

Serotest for diagnosis of S. japonicum

A

CIRCUMOVAL PRECIPITIN TEST

85
Q

Bachmann Intradermal & bentonite flocculation test

A

Trichinella

86
Q

VISCERAL LARVA MIGRANS

A

 Toxocara canis

 Toxocara cati

87
Q

Calabar/fugitive/ temporary swellings

A

Loa loa

88
Q

 With eggs resembling an OLD FASHIONED ELECTRIC BULB

A

 Clonorchis sinensis

89
Q

MOT of C. philipinensis

A

Ingestion ff: consumption of raw FISHES

90
Q

Infective stage of enterobius

A

Embryonated eggs

91
Q

Infective stage of Trichuris

A

Embryonated eggs

92
Q

Infective stage of S. stercoralis

A

filariform larva

Parasitology (3 decks)

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