10 Questions
Which cestode is known as the Beef Tapeworm?
Taenia saginata
What is the characteristic feature of the egg of Taenia saginata?
Spherical with striations
What is the intermediate host of Taenia solium?
Pig
What is the common name for Taenia solium?
Pork Tapeworm
Which parasite has eggs with a characteristic terminal spine?
Taenia solium
What is the intermediate host of Hymenolepis nana?
None of the above
What is the role of insects in the life cycle of Dipyllidium caninum?
Intermediate host
How many spines does the rostellum of Dipyllidium caninum typically have?
20-30
What is the characteristic feature of the eggs of Dipyllidium caninum?
Inner membrane with 2 polar thickenings and 4-8 polar filaments
Which host is considered accidental in the life cycle of Dipyllidium caninum?
Man
Study Notes
Cestodes
- Taenia saginata is known as the Beef Tapeworm.
- The characteristic feature of the egg of Taenia saginata is a spherical shape with a hexacanth embryo.
- Taenia solium is also known as the Pork Tapeworm.
- The intermediate host of Taenia solium is the pig.
Hymenolepis nana
- The intermediate host of Hymenolepis nana is the beetle.
Dipyllidium caninum
- Insects play a role as intermediate hosts in the life cycle of Dipyllidium caninum.
- The rostellum of Dipyllidium caninum typically has 2-3 spines.
- The characteristic feature of the eggs of Dipyllidium caninum is a pyramid-shaped structure.
- Humans are considered accidental hosts in the life cycle of Dipyllidium caninum.
Eggs with Terminal Spine
- The parasite with eggs having a characteristic terminal spine is Hymenolepis nana.
Test your knowledge of parasitology with this quiz covering Schistosoma haematobium and Taenia solium. Identify the characteristics, symptoms, and modes of transmission associated with these parasites.
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