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Lernmaterialien für biology and genetics an der Medical Academy in Gdansk

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TESTE DEIN WISSEN
Name three types of parasites and describe them
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TESTE DEIN WISSEN
1)accidental parasites- parasite does not need a host in it's life it happens accidentally
2) facultative parasite-needs a host for growth and reproduction
3)obligatory parasite - needs host for feeding 
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TESTE DEIN WISSEN
Name two orders OF the Cestoda class
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TESTE DEIN WISSEN
1)pseduophyllidea
2)cyclophyllidea
Lösung ausblenden
TESTE DEIN WISSEN
What is the latin name for flatworms
Lösung anzeigen
TESTE DEIN WISSEN
Platyhelminthes
Lösung ausblenden
TESTE DEIN WISSEN
Give the differences between trematoda and cestoda
Lösung anzeigen
TESTE DEIN WISSEN
Trematoda; -unsegmented, flat  shaped bodies
- oral suckers(mouth and ventral)
- reproductive system; cross and self fertilization
- digestive system; splitter and blindly ended
- primitive excretory system
- heteroxonic hosts
- polixenic
Cestoda; segmented flattened body
- no digestive system
- self fertilization
-oral suckers( furrows hooks and scolex)
- polyexenic
- heteroxonic hosts
Lösung ausblenden
TESTE DEIN WISSEN
What is the latin name for broad fish tapeworm
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TESTE DEIN WISSEN
Diphyllobotrium latum
Lösung ausblenden
TESTE DEIN WISSEN
Diphyllobotrium latum is common in which areas
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TESTE DEIN WISSEN
arctic and temperate climate zones
Lösung ausblenden
TESTE DEIN WISSEN
What is the prevention for diphyllubotrium latum
Lösung anzeigen
TESTE DEIN WISSEN
Avoiding eating raw fish
Lösung ausblenden
TESTE DEIN WISSEN
What are the symptoms of infection for diphyllubotrium latum
Lösung anzeigen
TESTE DEIN WISSEN
Inflammation of intestines
Lack of vitamin B12

Lösung ausblenden
TESTE DEIN WISSEN
Draw the life cycle of diphyllobotrium latum
Lösung anzeigen
TESTE DEIN WISSEN
1unembroynated eggs in feces
2)embroynated eggs in water
3)coracidia hatch from eggs and are ingested by crustaceans
4)Procercoid larvae in Bodies of crustaceans 
5)infected crustaceans are ingested by small water fish and procercoids develop into plocercoids larva
6) small water fish are ingested by predator fish
7) humans ingest infected fish
8)Adult diphyllubotrium latum in small intestines
9) proglottids release immature eggs
Lösung ausblenden
TESTE DEIN WISSEN
How does taenia solium cause infection?
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TESTE DEIN WISSEN
  • eggs in contaminated food
  • by autoendo invasion through oncosphere
  • into the alimentary canal ( exoinvasion) in the form of blackhead in pork
Lösung ausblenden
TESTE DEIN WISSEN
Prevention for Taenia solium
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TESTE DEIN WISSEN
  • Proper cooking of meat
  • hygiene
  • avoid raw pork consumption
Lösung ausblenden
TESTE DEIN WISSEN
What is parasitology?
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TESTE DEIN WISSEN
Symbiotic relationship in which one species lives in another species
Lösung ausblenden
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Q:
Name three types of parasites and describe them
A:
1)accidental parasites- parasite does not need a host in it's life it happens accidentally
2) facultative parasite-needs a host for growth and reproduction
3)obligatory parasite - needs host for feeding 
Q:
Name two orders OF the Cestoda class
A:
1)pseduophyllidea
2)cyclophyllidea
Q:
What is the latin name for flatworms
A:
Platyhelminthes
Q:
Give the differences between trematoda and cestoda
A:
Trematoda; -unsegmented, flat  shaped bodies
- oral suckers(mouth and ventral)
- reproductive system; cross and self fertilization
- digestive system; splitter and blindly ended
- primitive excretory system
- heteroxonic hosts
- polixenic
Cestoda; segmented flattened body
- no digestive system
- self fertilization
-oral suckers( furrows hooks and scolex)
- polyexenic
- heteroxonic hosts
Q:
What is the latin name for broad fish tapeworm
A:
Diphyllobotrium latum
Mehr Karteikarten anzeigen
Q:
Diphyllobotrium latum is common in which areas
A:
arctic and temperate climate zones
Q:
What is the prevention for diphyllubotrium latum
A:
Avoiding eating raw fish
Q:
What are the symptoms of infection for diphyllubotrium latum
A:
Inflammation of intestines
Lack of vitamin B12

Q:
Draw the life cycle of diphyllobotrium latum
A:
1unembroynated eggs in feces
2)embroynated eggs in water
3)coracidia hatch from eggs and are ingested by crustaceans
4)Procercoid larvae in Bodies of crustaceans 
5)infected crustaceans are ingested by small water fish and procercoids develop into plocercoids larva
6) small water fish are ingested by predator fish
7) humans ingest infected fish
8)Adult diphyllubotrium latum in small intestines
9) proglottids release immature eggs
Q:
How does taenia solium cause infection?
A:
  • eggs in contaminated food
  • by autoendo invasion through oncosphere
  • into the alimentary canal ( exoinvasion) in the form of blackhead in pork
Q:
Prevention for Taenia solium
A:
  • Proper cooking of meat
  • hygiene
  • avoid raw pork consumption
Q:
What is parasitology?
A:
Symbiotic relationship in which one species lives in another species
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