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Questions and Answers
Which family has a strobila large with numerous proglottids or small with few proglottids, a well-developed rostellum armed with one or two rows of hooks, and suckers unarmed?
Which family has a rostellum armed with one or more circles of T-shaped hooks, and often has armed suckers?
In which family are the testes numerous, follicular, surrounding ovary, and scatterred in proglottids?
Which family has a rostellum absent or, if present, armed with one to many rows of hooks and the uterus persistent (transverse sac) or replaced by paruterine organs or egg capsules?
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Which family carries 4 suckers in Taenia saginata and carries 4 suckers with a rostellum present, armed with 2 rows of hooks with Y shape in Taenia solium?
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Which family has a well-developed rostellum armed with one or two rows of hooks, and suckers unarmed?
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In which family are the testes rarely more than 4?
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Which family has a rostellum absent, or if present, armed with one to many rows of hooks, and the uterus persistent (transverse sac) or replaced by paruterine organs or egg capsules?
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Which family carries 4 suckers in Taenia saginata and carries 4 suckers with a rostellum present, armed with 2 rows of hooks with Y shape in Taenia solium?
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In which family are the genital pores marginal, usually alternate irregularly, and the ovary bilobed?
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Study Notes
Cestode Families
- Family with large strobila and numerous proglottids or small strobila with few proglottids, well-developed rostellum with one or two rows of hooks, and unarmed suckers: Taeniidae.
- Family with rostellum armed with one or more circles of T-shaped hooks, and often armed suckers: Mesocestoididae.
- Family with numerous, follicular testes surrounding ovary, scattered in proglottids: Hymenolepididae.
- Family with absent or present rostellum armed with one to many rows of hooks, and uterus persistent (transverse sac) or replaced by paruterine organs or egg capsules: Dipylidiidae and Mesocestoididae.
- Family with 4 suckers in Taenia saginata and 4 suckers with rostellum present, armed with 2 rows of hooks with Y shape in Taenia solium: Taeniidae.
- Family with testes rarely more than 4: Anoplocephalidae.
- Family with absent or present rostellum armed with one to many rows of hooks, and uterus persistent (transverse sac) or replaced by paruterine organs or egg capsules: Dipylidiidae and Mesocestoididae.
- Family with genital pores marginal, usually alternate irregularly, and bilobed ovary: Anoplocephalidae.
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Description
Test your knowledge of Cestoda classification with this quiz. Identify the orders and families based on key characteristics such as scolex structure and reproductive pores.
