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MedPara > Lec 2 Nematodes > Flashcards

Lec 2 Nematodes Flashcards

1
Q

common name of trichuris

A

whipworm

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2
Q

common name of capillaria phillipinensis

A

pudoc worm

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3
Q

common name of trichinella spiralis

A

threadworm/muscle worm

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4
Q

common name of enterobius vermicularis

A

pinworm

seatworm

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5
Q

means of infection of whipworm

A

ingestion of embryonated egg

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6
Q

means of infection of pudoc worm

A

ingestion of infected fresh water/ brackich fish (inefctive larvae)

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7
Q

means of infection of trichinella spiralis

A

ingsetion of infected meat

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8
Q

means of infection of enterobius

A

ingestion of embryonated egg

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9
Q

oral transmission of trichuris is via

A

ingestion via hands food drinks contaminated by soil

play things, domestic animals or dust

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10
Q

sources of infected ova (trichuris)

A

geophagy
night soils as fertilizers
houseflies
chicken and pigs

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11
Q

IS of trichinella spiralis

A

encysted larva

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12
Q

IS of capillaria philipinensis

A

larva

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13
Q

IS of enterobius

A

embryonated egg

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14
Q

IS of trichuris

A

embryonated egg

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15
Q

sources of infected meat (trichinella)

A 
pigs
rats
wild cats
foxes
dogs
bears
horses
seals
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16
Q

how is ova ingested (enterobius)

A

finger contamination anus to mouth
soiled linens clothes dust
airborne eggs

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17
Q

egg appearance of trichuris

A

barrel/football/japanese lantern

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18
Q

egg appearance of capillaria philipinensis

A

peanut/guitar shaped

striated shells and flattened bipolar plugs

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19
Q

egg appearance of trichinella

A

no egg

it is larviparous

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20
Q

egg appearance of enterobius

A

D-shape

colorless, assymetrical with one side flattened and other convex

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21
Q

tail of female trichuris

A

straight and blunt

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22
Q

tail of male trichuris

A

coiled with spicule and sheath

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23
Q

longer capillaria: male or female

A

female

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24
Q

atypical female capillaria are

A

larvi/viviparous

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25
Q

uterus of female trichinella spiralis

A

clubshaped

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26
Q

male trichinella has

A

cloaca

lobulated appendages

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27
Q

light yellowish to white adult

pair of lateral cuticular expansionsnat the anterior end known as cephalic alae

A

enterobius vermicularis

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28
Q

enterobius has lateral expansion called

A

cephalic alae/lateral wings

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29
Q

life cycle of trichuris: which is passed in stool

A

immature egg

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30
Q

where does trichuris egg get mature or infective

A

soil under favorable condition

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31
Q

where does trichuris egg hatch

A

intestines

32
Q

where does adult trichuris reside

A

cecum

33
Q

DS of capillaria

A

unemrbyonated eggs

34
Q

IS of capillaria

A

infective larva

35
Q

how are fish infected with capillaria

A

eggs passed by man or birds and become embryonated, then ingested by fish

36
Q

where does ther capillaria egg mature/embryonate

A

environment

37
Q

how does autoreinfection happen with capillaria

A

female worms may produce larvae that can reinvade

38
Q

in enteorbius life cycle what happends in small int

A

mature into larvae

39
Q

where does enterobius egg hatch

A

duodenum

40
Q

in enterobius life cycle what happends at anus

A

female deposit mature eggs

41
Q

saan found ang entorobius adult

A

large int

42
Q

location of trichuris larvae

A

small int

43
Q

location of capillaria larvae

A

small int

44
Q

location of trichinella larvae

A

muscle

45
Q

location of adult trichuris

A

cecum

46
Q

location of adult capillaria

A

jejunum

47
Q

location of adult trichinella

A

small int

48
Q

location of adult enterobius

A

cecum

49
Q

IS of capillaria to IH

A

embryonated egg

50
Q

IS of capillaria to FH

A

larva

51
Q

IS trichinella

A

encysted larca

52
Q

DS of trichuris

A

unembryonated egg

53
Q

DS of capillaria

A

unembryonated egg

54
Q

DS of trichinella

A

encysted larva

55
Q

DS of enterobius

A

embryonated eggs

56
Q

IH of capillaria

A

small freshwater or brackish fihes

57
Q

IH of trichinella

A

man

58
Q

FH of trichuris

A

man

59
Q

FH of capillaria

A

man

60
Q

FH of trichinella

A

pigs rasts etc

61
Q

FH of enteorbius

A

man

62
Q

dse caused by capillaria

A

pudoc dse
borborygmi
malabsoprtion syndrome

63
Q

dse caused by enterobius

A

oxyuriasis

64
Q

clinical features of trichuriasis

A

abd pain
mucos diarrhea
eosinphilia
rectal prolapse

65
Q

clinical feature of capillaria inf

A

gurgling sounds
pains
LBM with constipation

66
Q

clinical feature of trichinosis

A 
neause
vomiting
diarrhea
pain
conjunctivitis
fever and chills
muscle pain
67
Q

clinical features of enterobius

A

nocturnal perianal itching or pruritus

68
Q

lab diagnosis for trichuris

A

stoll exam

69
Q

lab dx for capillaria

A

stool

70
Q

lab dx for trichinella

A

muscle biopsy

71
Q

lab dx for enterobius

A

tape swab

72
Q

tx for trichuriasis

A

alben

meben

73
Q

tx for capillaria

A

alben

meben

74
Q

tx for trichinella

A

meben

alben

75
Q

tx for enterobius

A

pyrantel pamoate

albenda

MedPara (5 decks)

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