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29 Cards in this Set
- Front
- Back
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polyzoic |
many segments |
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modular iteration |
each proglottid reproductively viable |
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anapolysis |
eggs released through uterine pore |
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apolysis |
losing proglottid; falls off and passed in feces |
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protandry |
male parts develop first |
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protogyny |
female parts develop first |
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bothria |
slit-like grooves; weak attachment; 2 per scolex |
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bothridia |
shape variable; highly muscular; 4 per scolex |
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acetabula |
suction cup; 4 per scolex |
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sparganosis |
infection from poultice (herbs and frog legs on wounds); infected by spirometra mansonoides |
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indeterminate growth |
growth depending on size of the host |
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paratenic pleurocercoids |
sexually mature; can only be adults in def. host |
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rostellum |
aid in attachment |
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neurocysticercosis |
holes in the brain tissue |
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gid |
staggers; can't stand |
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eutely |
same number of cells; different sizes; growth in cells; not addition of more cells |
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protandrous hermaphrodite |
male parts develop first; have both sexes |
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parthenogenic |
all one gender; all females |
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cryptic species |
look the same morphologically; genetically different; physiologically distinct |
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diapause |
freezing in metabolic activity; dormant |
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strain theory |
small differences in pathways that cause them to act differently in other different hosts; genetically the same but biologically differ |
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general cestode characteristics |
polyzoic, monecious, modular iteration, anapolysisor apolysis, covered in glycocalyx, protonephridia (osmo. regulation), syncytial tegument (nutrient absorption) |
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crowding effect |
parasite moving to different area in host when coming into competition with another |
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acoelomate |
lack of body cavity |
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pseudocoelomate |
contained but not a real body cavity |
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coelomate |
has body cavity |
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treatment strategies |
praziquantel |
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oncosphere |
Eggshell with embryo developing in the middle; Don’t last long; tend to be aquatic |
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striated egg |
same but eggshell reinforced with proteins, looks striped; Can survive for a while; tend to be terrestrial |
