3908900
Question 1
Question
The infective stage of Heterophyes heterophyesis is:
Answer
-
Miracidium
-
Egg
-
Cercaria
-
Metacercaria
Question 2
Question
The intestinal trematode/s endemic in Egypt is/are :
Answer
-
Fascolopsis buski
-
Heterophyes heterophyes
-
Metagonimus yokogawai
-
All of above
Question 3
Question
The brakish water snail/s is/are :
Answer
-
Semisulcospira libertina
-
Pirenella conica
-
Segmentina
-
All of the above
Question 4
Question
The diagnostic stage of Metagonimus is :
Answer
-
The miracidium
-
The egg
-
The cercaria
-
All the above
Question 5
Question
The size of Heterophyes egg is :
Answer
-
30×15 um
-
70×25 um
-
150×70 um
-
None of above
Question 6
Question
On dissection of an infected snail we can find the following trematode larval stages EXCEPT :
Answer
-
Miracidium
-
Sporocyst
-
Encysted metacircaria
-
Cercaria
Question 7
Question
Aquaculture (fish is meant) is a risk factor for transmission of:
Answer
-
Metagonimus yokogawai
-
Fasciolopsis buski
-
Taenia soium
-
All of above
Question 8
Question
Lophocercus cercaria emerges from:
Answer
-
Segmentina species
-
Semisulcospira libertina
-
Pirenella conica
-
Both B & C
Question 9
Question
Parasite/s that has/have 2 intermediate hosts is/are :
Answer
-
Heterophyes Heterophyes
-
Metagonimus yokogawai
-
Fasciolopsis buski
-
Both A & B
Question 10
Question
Proper hygiene is a control measure of :
Answer
-
Fasciolopsis buski
-
Heterophyes heterophyes
-
Metagonimus yokogawai
-
All of the above
Question 11
Question
Man acquires infection with Metagonimus yokogawai by:
Answer
-
ingestion of egg
-
ingestion of uncooked fish containing the encysted metacercaria
-
contact with water containing the infective lophocercus cercaria
-
None of the above
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