parasitology exam 2 vocab

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mesoderm

muscle
ectoderm

skin and epidermis
endoderm

gut and nervous system
perenchyma

filler cells
what is in phylum Platyhelminthes

flukes and tapeworms
syncitial

one cell multiple nuclei that can make much larger cells for epidermis layers
monoecious

hermaphroditic
trematoda digenea common name

flukes
miracidium

water and dispersal except in conorchis sinensis (bile duct) which is in the snail
sporocyst

snail intermediate host, asexual reproduction
redia

snail asexual reproduction not present in shistisomes
cercaria

water and final dispersal
metacercaria

2nd intermediate host
zoonosis

accidentally infects human but usually doesnt
liver cirrhosis

can no longer detoxify
neoplasia

cell division too mutations too cancer
Halzoun

middle east tradition of eating raw meat, adult's liver worm eat throats
fibrosis

large damage
granuloma

small/local damage
plesiomorphy

shared ancestral trait even with outgroup
synapomorphy

common trait shared by two or more in groups
homoplasy

similar trait evolved independently
autapomorphy

unique trait, only one lineage
Praziquantel

kills all flukes except fasciola hepatica
anapolysis

lays eggs
obligate parasite

needs a suitable host to finish life cycle
facultative parasite

dosn't need to parasitise to survive but will if opportunity arises.
parasitoid

parasite that eventually kills host
what has cysticercoid
- hymenolepis diminuta
- hymenolepis nana
- dipylidium caninum
what has procercoid

diphyllobthrium latum
what has cysticercus
- taenia saginata
- taenia solium
ovovipurous
- eggs hatch in utures and live birth
- all nematodes
phasmids

pit like organs at posterior
2 most infective nematodes

Ascaris lumbricoides and Trichuris trichiura

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parasitology exam 2 vocab

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vocab

Updated

2013-10-30T15:29:55Z

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