PARA: formative exam 1

Question 1 of 11

Medal-premium 1

The infective stage of Heterophyes heterophyesis is:

Select one of the following:

  • Miracidium

  • Egg

  • Cercaria

  • Metacercaria

Question 2 of 11

Medal-premium 1

The intestinal trematode/s endemic in Egypt is/are :

Select one of the following:

  • Fascolopsis buski

  • Heterophyes heterophyes

  • Metagonimus yokogawai

  • All of above

Question 3 of 11

Medal-premium 1

The brakish water snail/s is/are :

Select one of the following:

  • Semisulcospira libertina

  • Pirenella conica

  • Segmentina

  • All of the above

Question 4 of 11

Medal-premium 1

The diagnostic stage of Metagonimus is :

Select one of the following:

  • The miracidium

  • The egg

  • The cercaria

  • All the above

Question 5 of 11

Medal-premium 1

The size of Heterophyes egg is :

Select one of the following:

  • 30×15 um

  • 70×25 um

  • 150×70 um

  • None of above

Question 6 of 11

Medal-premium 1

On dissection of an infected snail we can find the following trematode larval stages EXCEPT :

Select one of the following:

  • Miracidium

  • Sporocyst

  • Encysted metacircaria

  • Cercaria

Question 7 of 11

Medal-premium 1

Aquaculture (fish is meant) is a risk factor for transmission of:

Select one of the following:

  • Metagonimus yokogawai

  • Fasciolopsis buski

  • Taenia soium

  • All of above

Question 8 of 11

Medal-premium 1

Lophocercus cercaria emerges from:

Select one of the following:

  • Segmentina species

  • Semisulcospira libertina

  • Pirenella conica

  • Both B & C

Question 9 of 11

Medal-premium 1

Parasite/s that has/have 2 intermediate hosts is/are :

Select one of the following:

  • Heterophyes Heterophyes

  • Metagonimus yokogawai

  • Fasciolopsis buski

  • Both A & B

Question 10 of 11

Medal-premium 1

Proper hygiene is a control measure of :

Select one of the following:

  • Fasciolopsis buski

  • Heterophyes heterophyes

  • Metagonimus yokogawai

  • All of the above

Question 11 of 11

Medal-premium 1

Man acquires infection with Metagonimus yokogawai by:

Select one of the following:

  • 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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PARA: formative exam 1

atbaa2020
Quiz by , created about 1 year ago

Parasitology

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atbaa2020
Created by atbaa2020 about 1 year ago
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