1_Fasciolidae

Question 1

large leaf like flukes affecting herbivores

Answer 1

fasciolidae

Question 2

most important genus of Class trematoda in domestic animals

Answer 2

Fasciola or Liver flukes

Question 3

IH of F. hepatica in the Philippines

Answer 3

Lymnaea auricularia rubigunosa, L. philippinensis, L. viridis

Question 4

predilection site of adult fasciola hepatica

Answer 4

bile ducts

Question 5

eggs of Fasciola develop fastest on what temperature

Answer 5

26 degree celcius

Question 6

how many cercaria are produced in each miracidium

Answer 6

650

Question 7

prepatent period of f. hepatica

Answer 7

6 to 12 weeks

Question 8

minimum period for an entire live cycle of fasciola

Answer 8

17 to 18 weeks

Question 9

longevity of adult fasciola in sheep and man

Answer 9

9 months in sheep, up to 20 years in man

Question 10

1st phase of fluke migration effect

Answer 10

liver damage and hemorrhage

Question 11

2nd phase of fluke migration effect on the host

Answer 11

hematophagic activity and damage to mucosa due to cuticular spines

Question 12

adverse effect of immature flukes during migration in the liver parenchyma

Answer 12

mechanical destruction of parenchyma and blood vessels

Question 13

adverse effect of immature and adult flukes during migration in the liver parenchyma and lodgment in the bile duct

Answer 13

toxic secretory and excretory products. Loss of blood

Question 14

lesions of acute form of fasciolosis

Answer 14

peritonitis, acute hemorrhagic hepatitis

Question 15

lesions acquired from massive longer intake of MC

Answer 15

peritonitis, enlarged liver, cholangitis, liver fibrosis

Question 16

chronic fasciolosis causes these lesions

Answer 16

chronic cholangitis, hepatic fibrosis, hypoalbuminemia

Question 17

Final hosts of fasciola with low resistance immunity

Answer 17

sheep, goat, rabbit, mouse, rat

Question 18

IH of F. hepatica in Europe

Answer 18

Lymnaea truncatula

Question 19

IH of F. hepatica in Aus., NZ

Answer 19

L. tomentosa, L. columella

Question 20

IH of F. hepatica in South America

Answer 20

L. viator, L. cubensis

Question 21

Final hosts of fasciola with delayed resistance immunity

Answer 21

cattle, buffalo, camel, deer, guinea pig, man

Question 22

IH of F. hepatica in New Guinea, China

Answer 22

L. viridis

Question 23

form of fasciolosis associated with Clostridium novyi

Answer 23

Acute form

Question 24

lesions of chronic fasciolosis

Answer 24

hepatic fibrosis, hyperplastic cholangitis

Question 25

chronic fasciolosis is characterized in cattle by presence of

Answer 25

pipe stem liver or hazel nut sized cysts in the lungs

Question 26

Final hosts of fasciola with early resistance immunity

Answer 26

horse, pig, dog, cat

Question 27

One authentic clinical sign of chronic form of fassciolosis

Answer 27

bottle jaw or edema of the intermandibular space

Question 28

large 2-10 cm, oval and thick flesh colored fluke

Answer 28

fascioloides or large american liver fluke

Question 29

IH of fascioloides magna

Answer 29

Lymnaea sp., Fossaria sp., Siagnocola sp.

Question 30

normal definitive host of fascioloides magna

Answer 30

white tailed deer

Question 31

striking characteristic Fascioloides magna infection

Answer 31

black iron porphyrin in liver, omentum, kidneys

Question 32

infection is through ingestion of MC in water plants like water chestnuts

Answer 32

Fasciolopsis

Question 33

IH of Fasciolopsis buski

Answer 33

Planorbis sp., Segmentina sp

Question 34

predilection site of Fasciolopsis buski

Answer 34

small intestine

Question 35

final host of f. buski

Answer 35

man and pigs

Question 36

Fasciolidae genera and species affecting hippopotamus

Answer 36

Fasciola nyanzae

Question 37

fasciolidae genera and species affecting elk and wild goats

Answer 37

parafasciolopsis fasciolaemorpha