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Parasitology Lec Quiz 2 > Para quiz lec short > Flashcards

Para quiz lec short Flashcards

(134 cards)

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1
Q

Nematodes basically called as?

A

Roundworms

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2
Q

Bodies are covered by a thick hyaline protecting covering called ?

A

Cuticula

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3
Q

Equipped with sensory organs/ chemoreceptors
Class ? - possesses caudal chemoreceptor called phasmids
Class ? - lacks caudal chemoreceptors

A

Phasmidia
Aphasmidia

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4
Q

LARVA
is the stage that hatches from the egg
generally characteristics the infective forms of the parasite

A

Rhabditiform larva
Filariform larva

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5
Q

Ingestion of:
Fully embryonated egg

A

Ascaris lumbricoides
Trichuris trichiura
Enterobius vermicularis
Toxocara canis
Toxocara cati

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6
Q

Ingestion of:
Encysted larvae

A

Trichinella spiralis

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7
Q

Ingestion of:
Infective larva

A

Angiostrongylus cantonensis
Dracunculus medinensis

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8
Q

Filariform larval skin penetration

A

Strongyloides stercolaris
Hookworm

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9
Q

Necator americanus, ancylostoma duodenale,

A

Human

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10
Q

Ancylostoma braziliense, ancylostoma caninum

A

Non-human

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11
Q

Blowmm means

A

Brugia malayi
Loa loa onchocerca vovulus
Wuchereria volvulus
Manzonella perstans
Manzonella ozzardi

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12
Q

Produce egg without fully developed larva in its shell

A

Oviparous

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13
Q

Under ng oviparous
Hookworm

A

Ascaris lumbricoides
Trichuris trichiura

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14
Q

Produce eggs with fully developed larva in its shell, produce full embryonated egg

A

Ovoviparous/ oviviparous

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15
Q

Under of oviparous/oviviparous

A

Enterobius vermicularis
Strongloides stercoralis

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16
Q

DON’T produce eggs BUT deliver FULLY DEVELOPED LARVA

A

Trichinella spiralis
All filarial worms (BLOWMM)

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17
Q

Classification of roundworms
According to habitat
Intestinal
Small intestine or CASH

A

C philippinensis
Ascaris lumbricoides
Strongloides stercoralis
Human hookworms

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18
Q

Classification of roundworms
According to habitat
Intestinal
Large intestine TE

A

Trichuris Trichiura
Enterobius vermicularis

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19
Q

Classification of roundworms
According to habitat
Intestinal
Zoonatic animal parasits

A

Non human ascaris: T canis, Cati A cantonensis
Dirofilria immitis

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20
Q

Classification of roundworms
According to habitat
Extraintestinal

A

BLOWMM D

Brugia malayi

Loa loa
Ochucerca volvulus
Wuchureria bancrofti
Mansonella perstans
Mansonella ozzardi
D. Medinensis

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21
Q

Classification of roundworms
According to absence/ presence of caudal receptors
SHEA - with caudal chemoreceptors

A

Strongloides stercoralis
Hookworms (all)
Enterobius vermicularis
Ascaris lumbricoides

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22
Q

withOUT caudal chemoreceptors

A

Aphasmidea/ Adenophorea

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23
Q

Classification of roundworms
According to absence/ presence of caudal receptors
TTC

A

Trichuris Trichiura
Trichinella spiralis

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24
Q

Most common intestinal parasites in tropical countries like Philippines

A

Ascaris lumbricoides

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25
Common name of ascaris lumbricoides
Giant intestinal roundworms/ eelworm
26
Habitat of ascaris lumbricoides
Upper end and small intestine
27
Infective stage of ascaris lumbricoides
Embryonated egg
28
Mode of transmission of ascaris lumbricoides
Ingestion of fully embryonated egg
29
Egg production output of ascaris lumbricoides
240, 000 per day
30
Maturation cycle in Man of ascaris lumbricoides
2 months
31
shape of ascaris lumbricoides
regularly ovoid
32
size of ascaris lumbricoides
45-70 um x 35-50 um
33
morphology of ascaris lumbricoides ova/ egg it is fertilized or unfertilized?
unfertilized
34
morphology of ascaris lumbriocides adult male length
10-31 cm w/ curved posterior end
35
morphology of female ascaris lumbriocides female
35
morphology of female ascaris lumbriocides female length
22-35 cm w/ blunty rounded posterior end
36
lab diagnosis intestinal ascaris
direct fecal smear concentration technique kato-thick smear kato-katz
37
lab diagnosis pneumonitis
sputum examination
38
common name of trichuris trichiura
whipworm
39
other name of trichuris trichiura
trichocephalus trichiura
40
habitat of trichuris trichiura
large intestine
41
infective stage of trichuris trichiura
embrayonated egg
42
Mode of transmission of trichuris trichiura
fully embryonated egg
43
egg production output of of trichuris trichiura
3,000- 10, 000 per day
44
maturation cycle in man og trichuris trichiura
3 months
45
life span of trichuris trichiura
1 year
46
AKA Japanese Lantern Ova
truchuris trichiura
47
shape of trichuris trichiura
barrel/football/lantern
48
what color of male trichuris trichiura
pinkish gray
49
what color of female trichuris trchiura
pinkish gray
50
pathogennesis/ disease of trichuris trochiura adult
local inflammation abdominal discomfort diarrhea rectal prolapse
51
lab diagnosis in trichuris trichiura Finding Ova in the stool
direct fecal smear\ concentration technique kato thick smear kato katz
51
lab diagnosis in trichuris trichiura Finding Ova in the stool
direct fecal smear\ concentration technique kato thick smear kato katz
52
common name of enterobius vermiculari
pinworm/ seatworm
53
habitat of enterobius vermicularis
large intestine
54
infective stage
embryonated egg
55
mode of transmission of enterobius vermicularis
ingestion of fully embryonated egg
56
maturation cycle in man
15-26 days
57
life span of enterobius vermicularis
2 months
58
shape of enterobius vermicularis
ovoid/ w one side flattened/ d shaped
59
color of male e. vermicularis
white
60
diases/ pathogenesis of enterobius vermicularis
enterobiasis, oxyuriasis/ pinworm infection
61
main symptoms in e vermicularis diasease?
Pruritus ani
62
lab diagnosis of E vermicularis examination of perianal swab examination of fingernaail scraping
escotch tape method (most common)
63
habitat of hookworm
small intestine
64
mode of transmission of hookworm
larval skin penetration
65
infective stage of hookworm
filariform larva
66
old worl hookworm
ancylostoma duodenale
67
new world hookworm
necator americanus
68
dog hookworm
ancylostoma caninum
69
cat hookworm
ancylostoma braziliense
70
1st stage larv
rhabiditiform larva
71
3rd stage larva
filariform larva
72
feeding but not infective
rhabiditiform larva
73
unfeeding but infective
filariform larva
74
open mouth shorter and more robust
rhabiditiform larva
75
closed mouth longer and more slender
filariform larva
76
THE UNHOLY TRINITY
HAT HOOKWORMS ASCARIS LUMBRICOIDES TRICHURIS TRICHIURA
77
Shape of hookworm
ovoid
78
shell of hookworm
thin hyaline transparent
79
germ cell of hookworm
2-8
80
length of hookworm
250 um
81
buccal cavity of hookworm
long
82
genital primordium
small
83
color of hookworm
grayish white
84
necator americanus has?
semilunar teeth
85
pathogenesis of hookworms
ancylostomiasis and uncinariasis may involve A. skin at the site of entry; ground itch B. lungs; pneumonitis and eosinophilia C. small intestine; occult bleeding of the intestinal mucusa
86
Lab diagnosis in hookworms finding the characteristics egg in feces through?
A. direct fecal smear B. Concentration technique
87
common name of strongyloides stercoralis
threadworm
88
habitat of strongyloides stercolaris
small intestine
89
infective stage of strongylides stercolaris
filariform larva
90
mode of transmission of strongyloides stercolaris
larval skin penetration
91
maturation in man of strongyloides stercolaris
17 days
92
aka chinese lantern ova
strongyloides stercolaris
93
shape of strongylides stercolaris
ovoid
94
bucal cavity of strongyloides stercolaris
small
95
bucal cavity of strongyloides stercolaris
small
96
genital primordium
large
97
pathogenesis of strongyloides stercoralis
conchin china diarrhea vietnam diarrhea strongyloidiasis
98
lab diagnosis of strongyloides stercoralis Finding the motile rhabiditiform larva rarely in feces through
1. concentration technique 2. Beale`s string test serologic test - ELISA
99
trichinella spiralis aka pork muscle or ?
trichina worm
100
encysted larva of trichinella spiralis
striated muscle
101
mode of transmission of trichinella spiralis
ingestion of inadequately cooked pork within DH
102
pathogenesis of trichinella spiralis
trichinosis
103
stages of trchinosis
stage 1 intestinal invasion- diarrhea and GIT disturbance stage 2 larva migration, muscle invasion - { highest eosinophilia seen} stage 3 encystment- symptoms subside
104
lab diagnosis of trichinella stercolaris
muscle biopsy bachmann intradermal test x-ray = presence of calcified cyst serological test= bentonite flocculation test and ElisA ELEVATION OF MUSCULAR ENZYMES
105
dracunculus medinensis aka?
guinea worm medina worm serpent worm dragon worm
106
capillaria philippinensis aka?
pudoc worm
107
capillaria philippinensis habitat
small intestine
108
shape of capillaria philippinensis
peanut w/ flattened bipolar
109
pathigenesis of capillaria philippinensis
may be acquired by eating uncooked fish infected w/ larva
110
lab diagnosis of capillaria philippinensis
examination of direct fecal smear concentration techniques
111
angiostrongylus contonensis aka?
rat lung worm
112
mode of transmission of angiostrongylus cantonensis
ingestion of larva 3 that actually passes through stomach
113
pathogenesis of angoistrongylus cantonensis
eosinophilic meningoencephalitis barber`s pole apperance
114
diagnostic test for angoistrongylus cantonensis
brain ct scan and sero test
115
adult female gives birth to a larval embryo that appears into the blood 1 year after infection
microfilaria
116
fiarial worm periodicity
rhythmical appearnce of microfilaria
117
best way to collect the specimen
nocturnal periodic (9pm-4am)= largest number of microfilaria at night diurnal periodic (10:15 am- 2:15 pm)= largest number of microfilaria at day non- periodic= constant levels day and night sub-periodic or nocturnal sub- periodic = detected at day but high numbers in late afternoon or night.
118
filarial worm periodicity wuchereria bancrofti
nocturnal periodic
119
filarial worm periodicity brugia malayi
nocturnal periodic
120
filarial worm periodicity loa loa
diurnal
121
filarial worm periodicity onchocerca volvulus
non- periodic
122
mansonella ozzardi
non- periodic
122
mansonella ozzardi
non- periodic
123
mansonella perstans
non- periodic
124
mansonella streptocerca
non- periodic
125
lab diagnosis of filarial worm
blood scraping knott`s concentration technique serological test ophthalmologic exam using slit lamp ultrasonography
126
giemsa or filtering of heparinized blood using nucleopre filter { stage chronic}
blood
127
infected nodule and skin snip
scraping
128
small amount of microfilaria, 1 mL of blood immersed in 10 mL 2% formalin to lyse red cells
knott`s concentration technique
129
ELISA
serological test
130
filarial worm residing in eyes (retia)
ophthalmologic exam using slit lamp
131
presence of filarial dance sign
ultrasonography

Parasitology Lec Quiz 2 (1 decks)

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