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L2 , Fasciola gigantica and fasciola hepatica , Parasitology

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MCQ


1-habitat of fasciola adult worm is…………

(Duodenum- cecum-bile duct)
 

2-I.h of fasciola hepatica is…………….

(B. truncatus- Lymnaea cailliaudi-Lymnaea truncatula)


3-I.h of fasciola gigantica is……………..

(Lymnaea Cailliaudi – Lymnaea truncatula- B.truncatus)


4-Infective stage of fasciola is………………

(Lophocercaria- encysted metacercaria- egg)


5-Mode of infection of fasciola is…………….

(Inhalation- skin penetration- ingestion)


6-shape of adult worm of fasciola ……………..

(Pear – oval- leaf like)


7-Shape of egg of fasciola is………….

(Pear – oval- leaf like)


8-Egg of fasciola is……………………………at oviposition

(Mature- immature- striated)


9-Supurious infection can be seen in…………..

( fasciola - h.nana - schistosoma)


10-the habitat of adult fasciola worms is…………….

(bliary system - large intestine - small intestine - liver parenchyma - the venous system)


11-the diagnositic stage of fasciola spp infection is…………….

(immature eggs with terminal spine - immature radially striated eggs - operculated immature eggs - operculated mature egg )
 

12-Migration of fasciola worm to liver lead to……………

(Cirrhosis - fibrosis- rotten)


13-Lesion of bile duct that caused by fasciola worm is …………..

(Mechanical- toxic- both)


14-Which of the following caused by fasciola worm………….

(Cholangitis- gall stone- cholycystitis- all)
 

15-Pain of acute stage of fasciola infection is referred to…………….

(Upper Rt- lower Rt- upper Lt)


16-All these parasites inhabits small intestine except…………………

(cryptosporidium – Ascariasis - Taenia saginata - Fasciola gigantica)
 

17- Effect of fasciola infection on eye is………………..

(Redness- ulcers- jaundice)


18- Which of the following blood disturbance suggest fasciola infection ………………

( Neutropenia- eosinophilia- thrombocytopenia)


19-Effective ttt of fasciola is ……………

(Praziquantal- metronidazole- triclabendazole)
 

20-All the following are methods for diagnosis of fasciola except……………

(Stool analysis- duodenal aspiration- US)
 

21-Diagnostic stage of fasciola is………………

(Egg- metacercaria- Lophocercaria)


22-The triad of fever, hepatomegaly and eosinophilia is suggestive of …………….

( Hymenolepiasis - Fascioliasis - Entrobiasis - Trichuriasis)


23-Eating unwashed row vegetables lead to…………….

(Hetrophiasis – fascioliasis- moniliasis)
 

24-Regarding the diagnosis of fasciola all of the following are false except ……………...

a- Clinical picture is diagnostic

b- Liver must be excluded as diet for 3 days before stool examination

c- Ultrasonography is useless

d- Immunological tests are used in late stage only

true or false:


1-Spurious infection occurs with fasciola ( )

2-Man is the only D. Host of fasciola ( )

3- Fasciola is zoonotic disease ( )

4-F. Gigantica only is present in Egypt ( )

5- Anemia occur in the acute stage of fasciola infection ( )

6- Adult of fasciola has cephalic cone ( )

7-Adult of fasciola has ch.ch shoulder appearance ( )

8- Auto infection occurs with fasciola ( )

9- Egg of fasciola appear in stool of infected person after 3-4 months of ingestion of encysted metacercaria ( )

10-Snail control has no benefit for preventing fasciola ()


Case:


36year old woman presented with fever and right upper quadrant pain. Also leucocytosis and eosinophilia were detected. A definitive diagnosis may be established by the detection of large operculated parasite ova in the feces. A specific anti helminthic drug was given for two days. Three months after treatment, physical, laboratory and radiological examinations were all normal.

1-The suggestive parasitic disease is :

a.Fasciola hepatica.

b.Trichuris trichura

c.Schistosma mansoni

d.Strongyloides stercoralis


2-The infective stage in this parasite is:

a.Embyrionated eggs

b.Cystecercoid

c.Encysted metacercaria

d.Filariform larvae.


3-The specific effective treatment is:

a.Metronidazole

b.Mebendazole

c.Praziquental

d.Triclabendazole


MCQ answers:


1-Bile duct.

2- Truncatula

3-l.cailliaudi

4-encystedmetacercaria

5- ingestion.

6-leaf like

7- oval.

8- immature

9- fasciola.

10- billiary system

11-operculated large immature egg.

12-rotten

13- both.

14- all.

15- upper Rt.

16- fasciola gigantica

17- jaundice.

18- eosinophilia

19- triclabendazole.

20- duodenal aspiration

21- egg.

22- fascioliasis

23- fascioliasis.

24-b


True&fulse answers 


1-T

2-F

3-T

4-F

5-F

6- T

7-T

8- F

9-T

10-F

Case answers

1.a
 2.c 
 3.d
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