Parasites > Nematodes 2 > Flashcards

Nematodes 2 Flashcards

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1
Q

another name for syngamosis

A

gapeworm disease

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2
Q

cause of syngamosis

A

syngamus trachea

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3
Q

morphology of syngamus female

A

0.5-3cm long
reddish
cup shaped buccal capsule

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4
Q

morphology of syngamus male

A

0.5cm long
whitish with large shallowbuccal capsule

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5
Q

predilection site of syngamus

A

trachea

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6
Q

infection of syngamus

A

with larvated eggs, L3 or paratenic host

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7
Q

life cycle of syngamus

A

direct
PE2: L3 –> liver –> lungs –> trachea

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8
Q

host of syngamus

A

domestic fowl and game birds
turkey
pheasant
partridge

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9
Q

clinical signs of syngamus

A

head shaking
sneezing
dyspmoea
asphyxia or suffocation
subcut emphysema

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10
Q

faecal exam of syngamus

A

flotation

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11
Q

eggs of syngamus

A

70-100um long
ellipsoidal
thin shelled
opeculum at both ends
8-16 cells stage

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12
Q

paratenic host of syngamus

A

earthworm
snails

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13
Q

necropscopy of syngamus

A

wotm pairs
granulomas in trachea
tracheitis with excess of foamy, bloody mucus
petechia
haemorrhages
ordema
vicariant emphysema
bronchonpneumonia in lungs

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14
Q

another name for anclyostomatidosis

A

hookworm disease of carnivores

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15
Q

cause of anclyostomatidosis

A

a. caninum
a. tubaeforma
a. braziliense
unicaria stenocephala

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16
Q

morphology of anclyostomatidosis

A

0.3-3cm in length
red colour
anterior end of body is bent dorsally - hook like
large buccal capsule with paired teeth or chitinous cutting plates

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17
Q

eggs of anclyostomatidosis

A

strongyle type

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18
Q

predilection site of anclyostomatidosis

A

small intestine

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19
Q

life cycle of anclyostomatidosis

A

direct

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20
Q

ancylostomosis of carnivores

A

ancylostoma caninum
a. tubaeforme
a. braziliense
uncinaria stenocephala

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21
Q

morphology of ancylostoma caninum

A

3-3 teeth on plate at the dorsal part of the mouth opening

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22
Q

route of infection of ancylostoma caninum

A

transplacental
galactogen
percutan from ground

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23
Q

host of ancylostoma caninum

A

dogs

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24
Q

host of a. tubaeforme

A

cat

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25
morphology of a. tubaeforme
3-3 teeth on the plate of the dorsal part of the mouth opening
26
route of infection of a. tubaeforme
percutan from the ground po
27
host of Uncinaria stenocephala
dog cats
28
morphology of Uncinaria stenocephala
toothless plate on dorsal part of the mouth opening no tooth on ventral part of buccal cavity
29
route of infection of Uncinaria stenocephala
po from ground
30
clinical signs of ancylostoma
asymptomatic anaemia bloody faeces loss of condition diarrhoea circulatory collapse dermatitis agalactia skin lesions in nursing bitches resp signs
31
eggs of ancylostoma
55-95um long thin shelled 4-8 cell stage
32
necroscopy of ancylostoma
anaemia haemorrhages in jejunum and ileum
33
hookworm diseases of ruminants
bunostomum phlebotomum b. trigonocephalum
34
b. phlebotomum host
cattle
35
b. trigonocephalum host
sheep goat wild ru
36
clinical signs of bunostomum
asymptomatic anaemia diarrhoea with mucus and blood cachexy pruritus dermatitis
37
mophology of bunostomosis
cup shaped buccal capsule 2 ventrally cutting plates
38
eggs of bunostomum
80-105um thin shelled 4-8 cell stage
39
necroscopy of bunostomum
haemorrhages in duodenum
40
causes of trichostrongylidosis
haemonchus contortus teladorsagia cicumcincta ostertagia ostertafi trichostrongylus axei t. colubriformis cooperia punctata c. concophora c. curticei nematodirus helvetianus n. filicollis n. spathiger n. battus
41
morphology of haemonchus
1-3cm long females are pied white ovaries being spirally wound around the red intestine giving appearance of a barbers pole -hypobiotic in glands of abomasu
42
morphology of ostertagia, teladorsagia
1cm long reddish-brown tiny cervical papillae hypobiotic in glands of abomasum
43
morphology of trichostrongylus
<1cm long pinkish swollen head due to small cephalic vesicle will moult in mucosa of the small intestine
44
morphology of nematodirus
1-2.5cm long the anterior half of worms thinner than posterior small striated cephalic vesicle long spicules tips fused together and doubled bursal rays in males will moult in mucosa of the small intestine
45
predilection site of h. placei
abomasum of cattle
46
predilection site of tr. axei
abomasum of cattle stomach of horse and donkey
47
predilection site of h. contortus
abomasum of sheep and goat
48
predilection site of teladorsagia circumcincta
abomasum of sheep and goat
49
predilection site of tr. axei
abomasum of sheep and goat
50
predilection site of c. punctata
small intestine of cattle
51
predilection site of c. oncophora
small intestine of cattle
52
predilection site of n. helvetianus
small intestine of cattle
53
predilection site of tr. colubriformis
small intestine of sheep and goat
54
predilection site of c. oncophora
small intestine of sheep and goat
55
predilection site of c. curticei
small intestine of sheep and goat
56
predilection site of n. filicollis
small intestine of sheep and goat
57
predilection site of n. spathiger
small intestine of sheep and goat
58
predilection site of n. battus
small intestine of sheep and goat
59
life cycle of trichostrongylidosis
direct
60
hosts of trichostrongylidosis
domestic and wild ru
61
cooperia morphology
swollen head dye to cephalic vessicle watch spring posture
62
prepatent period of trichostrongylidosis
2-4 weeks
63
prepatent period of osteragia spp
8-16days
64
acute haemonchosis clinical signs
anaemia dark coloured faeces submandibular oedema weakness
65
ostertagiosis clinical signs
profuse, watery diarrhoea with putrid smell dehydration loss of appetite weight and production weakness
66
trichostrongylosis, cooperiosis, nematodirosis clinical signs
severe, black, haemorrhagic diarrhoea
67
trichostrongyle type eggs
60-110um long thin shelled 8-16 cell stage
68
necroscopy findings of trichostrongylidosis
haemorrhagic gastritis hyperaemic abomasa and small intestinal mucosa villous atrophy erosion of mucosa nodules worms in abomasum or small intestine
69
cause of hyotrongylosis
hyostrongylus rubidus
70
morphology of hyostrongylus rubidus
0.4-1cm long thin reddish with small cephalic vesicle
71
predilection site of hyostrongylus rubidus
attached to the gastric mucosa embedded in catarrhal exudate
72
life cycle of hyostrongylus rubidus
direct
73
hosts of hyostrongylus rubidus
pig wild boar rabbit guinea pig
74
clinical signs of hyostrongylus rubidus
asymptomatic
75
eggs of hyostrongylus rubidus
strongyle type eggs
76
necropscopy of hyostrongylus rubidus
hypertrophic, ulcerative acute gastritis chronic cattarhal croupous diphthertic gastritis thickened stomach wall
77
another name for gizzard worm disease
amidostomosis
78
cause of amidostomosis
aminodostomum anseris
79
morphology of aminodostomum anseris
1-2.5cm long bright red shallow buccal capsule
80
predilection site of adults of aminodostomum anseris
under horny lining of the gizzard on mucosa close to junction with proventriculus
81
life cycle of aminodostomum anseris
direct L1 develops in water
82
prepatent period of aminodostomum anseris
12-21 days
83
hosts of aminodostomum anseris
gooslings ducklings young aquatic fowls
84
clincal signs of aminodostomum anseris
apathy anaemia emaciation diarrhoea
85
eggs in aminodostomum anseris
100um long ellipsoidal thin shelled 32 cell or morula stage
86
necroscopy finding of aminodostomum anseris
horny lining of gizzard is softened or loosened dark red fold or cream like catarhal inflammation and haemorrhages on mucosa of the gizzard
Parasites
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