Flatworms Flashcards
1
Q
Phylum of flatworms
A
Platyhelminthes
2
Q
Class of Flukes
A
Trematoda
3
Q
Class of Tapeworms
A
Cestoda
4
Q
Other name for fasciolosis
A
liver fluke disease
5
Q
What kind of animals are affected by fasciolosis?
A
grazing animals
6
Q
health importance of fasciolosis
A
Emerging food borne, neglected tropical human disease
(Nasturtium officinale)
7
Q
causative agents of liver fluke disease
A
Fasciola hepatica (temperate areas)
Fasciola Gigantica (tropical areas)
8
Q
hosts of F. hepatica
A
herbivorous mammals
humans
9
Q
hosts of F. Gigantica
A
camel
cattle
buffalo
10
Q
hosts of F. Hepatica with low resistance
A
sheep
goat
rabbit
11
Q
hosts of F. Hepatica with delayed resistance
A
cattle, man
12
Q
hosts of F. Hepatica with early resistance
A
pig
dog
cat
13
Q
appearance & longevity of F. hepatica
A
leaf like
years
14
Q
Site of fasciolosis
A
bile duct
15
Q
Life cycle of Fasciola
A
indirect
16
Q
INtermediate hosts of Fasciola hepatica
A
Galba Truncatula
17
Q
phases of Life cycle of faciola hepatica
A
MI
SPO
RE1
RE2
CE
MCE
18
Q
Infection of facial hepatica
A
PO with metacercaria
19
Q
Epidemiology of Fasciolosis
A
endemic where condition are suitable for intermediate hosts
20
Q
MC in late summer or autumn are found in which areas
A
in cool and temperate areas
21
Q
MC from spring or early summer (summer fasciolosis) are found in which areas
A
milder climate
22
Q
Acute Fasciolosis
A
- massive short term of MC intake
- sudden death at 2-5 weeks
23
Q
A
24
Q
Chronic fasciolosis
A
-moderate, prolonged intake of MC
- oedema under the jaw
- hepatic fibrosis
- hypoalbuminemia
25
diagnosis of fasciolosis
- history (grazing in endemic area)
- detection of eggs (acute fasciolosis no eggs, very similar to rumen fluke eggs)
- détection of antibodies
- detection of coproantigen from faeces
26
treatment of acute fasciolosis
- stop grazing
- Triclabendazole (there is resistance)
-
27
treatment of subacute & chronic fasciolosis
any flukicidal effective against flukes 6 weeks or older
28
Name of Fascioloidosis
large American liver fluke
29
causative agent of Large American liver fluke
Fascioloides magna
30
Hosts of Fascioloides magna
N.A.: wapiti, white tailed deer, caribou
EU: Roe-deer, red deer, fallow deer
31
definitive hosts of Fascioloides magna
deer
32
Paratenic hosts of Fascioloides magna
cattle
33
Aberran hosts of Fascioloides magna
sheep & goat
(causes fatal traumatic hepatitis)
34
Life cycle of Fascioloides magna
similar to F. hepatica with Galba truncatula
35
detection of eggs of Fascioloides magna
only in definitive hosts
36
Other name for paraphistomosis
Rumen Fluke disease
37
Occurence of paraphistomosis
grazing domestic and wild animals
38
causative agents of paraphistomosis
Paraphistomum ichikawai
P. Leydeni
P. cervi
Calicophoron Daubneyi
C. microbothrioides
C. microbothrium
39
Which is the most common causative agent of paraphistomosis in Ireland
Calicophoron Daubneyi
40
predilection site of paraphistomosis
Rumen
Reticulum
41
Life cycle of paraphistomosis causative agents
Indirect
42
Intermediate hosts of paraphistomosis causative agents
Freshwater or amphibious snails
43
Infection of paraphistomosis causative agents
per os with Metacercariae
44
pathway of paraphistomosis causative agent in hosts
immature --> duodenum, abomasum --> rumen reticulum
45
Chronic paraphistomosis clinical signs
none
46
acute paraphistomosis clinical signs
diarrhea
weight loss
inappetence
47
diagnosis of acute paraphistomosis
NO eggs, juvenile flukes in faeces
48
diagnosis of chronic paraphistomosis
colorless egg, do not confuse with facial hepatica eggs
49
English name for Dicrocoeliosis
Lanceolate fluke
Small liver fluke disease
50
occurence of Dicrocoeliosis
grazing animals
51
health importance of Dicrocoeliosis
moderate, sometimes humans
52
health importance of paraphistomosis
none
53
causative agents of Dicrocoeliosis
Dicrocoelium dentriticum
D. hospes
54
Where is D. hospes found
tropical region
55
predilection site of Dicrocoelium
bile duct, gall bladder
56
Life cycle of Dicrocoeliosis causative agents
indirect
57
intermediate host of Dicrocoeliosis causative agents
2:
- terrestrial snails
- ants
58
infection of Dicrocoeliosis causative agents
PO, with ants containing metacercaria
59
pathways of Dicrocoeliosis causative agents in the hosts
young flukes --> via ductus choledochus --> bile ducts
60
Pathogenesis of Dicrocoeliosis
Cholangitis
thickening of bile duct wall
fibrosis
cirrhosis
61
diagnosis of Dicrocoeliosis
detection of eggs (dark brown, thick shelled, contains miracidium)
62
English name for Schistosomatidosis
Blood fluke disease
63
occurence of Schistosomatidosis
tropical and subtropical zones
64
public health importance of Schistosomatidosis
very high
65
causative agents of Schistosomatidosis
Schistosoma bovis
S. mattheei
S. japonicum
S. mansoni (only man)
S. haematobium (only man)
66
which causative agents of Schistosomatidosis can be found in portal and mesenteric veins
S. bovis
S. japonicum
67
which causative agents of Schistosomatidosis can be found in intestinal, hepatic and bladder veins
S. Mattheei
68
which causative agents of Schistosomatidosis can be found in intestinal schistosomosis
S. mansoni
69
which causative agents of Schistosomatidosis can be found in urinary or bladder
S. Haematobium
70
description of Schistosomatidosis causative agent
sexual dimorphism
male broad and flat
longer female
71
life cycle of Schistosomatidosis causative agent
indirect
72
intermediate hosts of Schistosomatidosis causative agent
freshwater snails
73
infection of Schistosomatidosis causative agent
percutan
PO furcocercaria
74
clinical signs of Schistosomatidosis
- cercarial dermatitis
Acute: fever
Chronic: granulomatous inflammatory response
75
Opishtorchiosis occurence
Fish consuming animals
76
public health importance of Opishtorchiosis
cholangio-carcinoma in dogs, cats and humans
77
Causative agent of Opishtorchiosis
Opisthorchis felineus
78
English name of Opisthorchis felineus
cat liver fluke
79
life cycle of Opishtorchiosis
indirect
80
intermediate hosts of Opishtorchiosis causative agents
snails
81
infection of Opishtorchiosis causative agents
infected fish containing metacercaria
--> through ductus choledochus
--> bile duct, gallblader
82
cycle of Opishtorchiosis causative agents
MI- SPO - RE -CE
83
diagnosis of Opishtorchiosis
detection of eggs, miracidium inside
84
Alariosis occurrence
temperate climate of Europe, Asia and america
85
public health importance of Alariosis
prevalence in wild carnivores, eye of human
86
causative agents of Alariosis
Alaria alata
A. marcianae
A. canis
87
Predilection site of Alariosis
small intestines
88
life cycle of Alariosis causative agents
indirect
89
intermediate hosts of Alariosis causative agents
snails (cercaria)
tapdoles, frogs (mesocercaria)
90
cycle of life of Alariosis causative agents
MI --> SPO -> RE1-> RE2 -> CE -> MCE
91
infection of Alariosis causative agents
PO : mesocercaria
PO: through paratenic hosts (wild boar, poultry, pig)
