18 Questions
What is the defining characteristic of the body structure of Platyhelminthes Class Cestoda?
All of the above
What is the final or definitive host for the life cycle of Taenia saginata?
Man
What is the infective stage of Taenia saginata for man?
Larval stage (Cysticercus bovis)
What is the habitat of Taenia saginata?
Intestines
What is the distinguishing morphological feature of Taenia saginata compared to other Taenia species?
Larger and longer body with more proglottids
How does Taenia saginata derive nutrients from the host?
By absorbing nutrients directly through the tegument cells
What is the shape of cestodes?
Segmented
Which of the following is true about the head end of cestodes?
Suckers are present; some have attached hooks
What type of body cavity do cestodes have?
Absent, filled with spongy undifferentiated mesenchymatous cells
Which alimentary canal characteristic describes cestodes?
Absent
In what way are cestodes different from trematodes?
Segmented vs. leaf-like shape
What is the reproductive nature of most cestodes?
(Monoecious) Hermaphrodites
Which of the following is a characteristic of cestodes like Taenia saginata?
Their body is ribbon-like and flattened.
What is the definitive host for Taenia saginata?
Humans
Which of the following statements about Taenia saginata is true?
It is a cestode.
What is the maximum reported length of an adult Taenia saginata?
Over 22 meters
Which of the following is the intermediate host for Taenia saginata?
Cattle
Taenia saginata is considered a:
Zoonotic disease
Test your knowledge on the classification, characteristics, and life cycles of helminths. Includes questions on different types of helminths, their hosts, and unique features of specific species.
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