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Parasitology > Food-Borne & Contact Transmitted Parasites > Flashcards

Food-Borne & Contact Transmitted Parasites Flashcards

1
Q

Trichinella spiralis

(2) final hosts:

A

(1) swine

(2) other vertebrates

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2
Q

Encysted larvae is present in striated muscles (nurse cell) such as the deltoid, gastrocnemius, soleus, and gluteus maximus

A

Trichinella spiralis

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3
Q

Trichinella spiralis
infective stage:
diagnostic stage:

A 
encysted larva (muscle tissue)
encysted larva (muscle tissue)
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4
Q

Adult male has 2 large fleshy conical papillae and a single testis

A

Trichinella spiralis

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5
Q

Enterobius vermicularis

sources of infection

A

contact borne

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6
Q

Female worm has an interwinding and flesh-colored uterus.

A

Angiostrongylus cantonensis

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7
Q

Mystery worm

A

Capillaria philippinensis

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8
Q

Female worm has a “barber’s pole”. This is an intestine filled with blood.

A

Angiostrongylus cantonensis

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9
Q

causes vulvovaginitis

A

Enterobius vermicularis

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10
Q

its diagnostic tests are:
Cellulose tape swab
Swellengrebel technique

A

Enterobius vermicularis

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11
Q

Seatworm

A

Enterobius vermicularis

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12
Q

Female worm has a club shaped uterus filled with developing eggs and larva

A

Trichinella spiralis

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13
Q

Male worm has a chitinized spicule and long spicule sheath

A

Capillaria philippinensis

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14
Q

Adult male has a esophageal bulb. Also, give the location

A

Enterobius vermicularis

anterior end

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15
Q

Female and male worms have an esophagus with think narrow tube surrounded with stichocytes

A

Trichinella spiralis

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16
Q

Female worm is larviparous and has a single ovary

A

Trichinella spiralis

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17
Q

Capillaria philippinensis

final host

A

man or other vertebrae

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18
Q

Angiostrongylus cantonensis

sources of infection:

A

food borne

zoonotic

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19
Q

Angiostrongylus cantonensis

final hosts:

A

Rattus norvegicus

Rattus rattus rattus

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20
Q

Adult male = minute worm

A

Trichinella spiralis

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21
Q

Enterobius vermicularis

final host:

A

man

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22
Q

Society worm

A

Enterobius vermicularis

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23
Q

Trash/garbage worm

A

Trichinella spiralis

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24
Q

its diagnostic tests are:
Bentonite Flocculation Test
Bachman Intradermal Test

A

Trichinella spiralis

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25
Q

causes borborygmi

A

Capillaria philippinensis

26
Q

Capillaria philippinensis

intermediate host

A

glass fish

27
Q

Capillaria philippinensis

MOT

A

ingestion

28
Q

Pinworm

A

Enterobius vermicularis

29
Q

Trichinella spiralis

habitat:

A

small intestine

30
Q

Enterobius vermicularis
infective stage:
diagnostic stage:

A

embryonated ova

ova

31
Q

Enterobius vermicularis

habitat:

A

large intestine

32
Q

Male worm has a bean shaped copulatory bursa.

A

Angiostrongylus cantonensis

33
Q

Ova is striated, flattened bipolar plugs, and guitar or peanut shaped

A

Capillaria philippinensis

34
Q

Angiostrongylus cantonensis

intermediate host:

A

Achatina fulica

35
Q

causes Nocturnal pruritus ani

A

Enterobius vermicularis

36
Q

Trichinella spiralis

accidental host:

A

man

37
Q

Adult male has a blunt & curved posterior.

A

Enterobius vermicularis

38
Q

causes periorbital swelling and edema generalized weakness

A

Trichinella spiralis

39
Q

Angiostrongylus cantonensis

habitat:

A

rat’s lungs

40
Q

Trichinella spiralis

MOT:

A

ingestion

41
Q

its diagnostic tests are:
Muscle tissue biopsy
Beck’s Xenodiagnosis

A

Trichinella spiralis

42
Q

causes micro-ulceration

A

Capillaria philippinensis

43
Q

Trichina worm

A

Trichinella spiralis

44
Q

its diagnostic tests are:
Petrolatum Coated Swab
NIH method
Gram technique

A

Enterobius vermicularis

45
Q

Capillaria philippinensis

sources of infection

A

food borne

46
Q

Encysted larvae becomes calcified when there is no host

A

Trichinella spiralis

47
Q

Capillaria philippinensis
infective stage:
diagnostic stage:

A

larva (intermediate host)

ova (stool)

48
Q

Muscle worm

A

Trichinella spiralis

49
Q

Rat lung worm

A

Angiostrongylus cantonensis

50
Q

Atypical female is viviparous& larvivapous

A

Capillaria philippinensis

51
Q

In Bentonite Flocculation test, these antibodies detect current infection and previous infection respectively

A

IgM

IgG

52
Q

Angiostrongylus cantonensis

MOT:

A

ingestion

53
Q

Trichinella spiralis

sources of infection:

A

food borne

zoonotic

54
Q

Adult female has 8-13mm long and pointed tail

A

Enterobius vermicularis

55
Q

Angiostrongylus cantonensis
accidental host:
paratenic host:

A

man

crab, prawn

56
Q

Pudoc worm

A

Capillaria philippinensis

57
Q

Capillaria philippinensis

habitat

A

small intestine

58
Q 
Angiostrongylus cantonensis
infective stage (2):
A

man: L3 filariform
rat: L1 rhabditiform

59
Q

Enterobius vermicularis

MOT:

A

ingestion & inhalation

60
Q

Egg is lopsided/convex/D-shaped

A

Enterobius vermicularis

61
Q

Its larva is a small knob near tip of tail. Name parasite and larval phase.

A

Angiostrongylus cantonensis

L1 rhabditiform

62
Q

Its larva has an expanded knob-like tips. Name the parasite and larval phase.

A

Angiostrongylus cantonensis

L3 filariform

Parasitology (4 decks)

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