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Study Notes
- Taenia saginata is a beef tapeworm that causes intestinal taeniasis saginata in humans.
- It has a cosmopolitan distribution and humans are the only definitive host.
- Cattle, buffalo, and camel serve as intermediate hosts.
- The parasite inhabits the upper part of the small intestine.
- Adult worms can measure up to 10 meters and have 3000-4000 segments.
- The diagnostic stage is the gravid segment, which releases eggs in the feces.
- Humans become infected by ingesting raw or undercooked beef containing the infective stage, cysticercus bovis.
- Cattle become infected by ingesting gravid segments or eggs in areas contaminated with human feces.
- The oncosphere hatches in the cattle intestine and develops into cysticercus bovis, which can remain viable for up to a year.
- Cysticerci can form fibrous capsules in host tissues and may become calcified over time.
Test your knowledge of Taenia saginata, the beef tapeworm that causes intestinal taeniasis saginata in humans. This quiz will cover the life cycle, hosts, diagnostic stage, and methods of transmission of this cosmopolitan parasite. Challenge yourself with questions on the morphology and behavior of adult worms, as well as the ways in which humans and cattle become infected. Whether you're a student of parasitology or simply curious about this fascinating organism, this quiz is sure to provide
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