Difference between revisions of "Helminth Flashcards"

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<big>
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'''[[Cestodes Flascards]]
|linkpage =Helminths
 
|linktext =HELMINTHS
 
|sublink1 =Flash Cards - WikiBugs
 
|subtext1 =WIKIBUGS FLASHCARDS
 
|pagetype =Bugs
 
}}
 
==<font color="purple">Cestodes</font>==
 
{| border="3" cellpadding="8"
 
!width="400"|'''Question'''
 
!width="400"|'''Answer'''
 
!width="150"|'''Article'''
 
|-
 
|<big>'''Fill in the missing words about cestodes'''
 
||<big>A cestode (tapeworm) is a chain (<font color="white">'''''strobila'''''</font>) of progressively maturing reproductive units called <font color="white">'''''proglottids'''''</font> anchored at one end to the intestinal wall by a hold-fast organ called the <font color="white">'''''scolex'''''</font>.
 
||[[Cyclophyllidea#Introduction|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''What species of Taenia occur in dogs?'''
 
||<font color="white"> <big>
 
*'''''Taenia ovis'''''
 
*'''''Taenia hydatigena'''''
 
*'''''Taenia pisiformis'''''
 
*'''''Taenia multiceps'''''
 
*'''''Taenia serialis'''''
 
||[[Taenia#Introduction|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Describe the features of a cysticercus'''
 
||<font color="white"> <big>
 
*'''''Fluid filled bladder, containing a single invaginated head (protoscolex) - seen as a white blob on the wall of the cyst'''''
 
||[[Cyclophyllidea#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''In which host(s) would you expect to find the cysticercus of ''T. hydatigena'' and where in the host might it be found?'''
 
||<font color="white"> <big>
 
*'''''Sheep (mostly)''''''
 
*'''''Cattle'''''
 
*'''''Pigs'''''
 
*'''''Found in the peritoneal cavity
 
||[[Taenia#Structure and Function|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''What is the difference between a coenurus and a cysticercus?'''
 
||<font color="white"> <big>
 
*'''''A coenurus is a fluid filled bladder with multiples (dozens) of inverted scolices attached to the wall'''''
 
*'''''Whereas the cysticercus  has only a single inverted scolex.'''''
 
||[[Cyclophyllidea#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''How does the distribution of hydatid cysts differ in sheep, horses and humans?'''
 
||<font color="white"> <big>
 
*'''''Sheep = most are in the lungs with smaller numbers in the liver'''''
 
*'''''Horses = nearly all are in the liver'''''
 
*'''''Humans = most are in the liver, with some in the lungs and a few elsewhere'''''
 
||[[Echinococcus#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''What tapeworms occur in the cat?'''
 
||<font color="white"> <big>
 
*'''''Taenia taeniaeformis'''''
 
*'''''Dipylidium'''''
 
||[[Taenia#Introduction|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Why is it so difficult to prevent many cats from becoming re-infected with ''T.  taeniaeformis''?'''
 
||<font color="white"> <big>
 
*'''''The intermediate hosts are mice and other small mammals that are hunted'''''
 
||[[Taenia#Taenia spp of the Cat|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Where in the host (horse) would you expect to find ''Anoplocephala''?'''
 
||<font color="white"> <big>
 
*'''''Ileo-caecal junction'''''
 
||[[Anoplocephala#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Why are ''Anoplocephala'' eggs rarely seen on routine faecal examination?'''
 
||<font color="white"> <big>
 
*'''''They are dense structures and do not always float in the flotation media used in routine diagnosis'''''
 
||[[Anoplocephala#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Why is it so difficult to prevent grazing horses from becoming re-infected with ''Anoplocephala''?'''
 
||<font color="white"> <big>
 
*'''''The intermediate hosts are ubiquitous free-living pasture mites'''''
 
||[[Anoplocephala#Life-Cycle|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Describe the appearance of ''Moniezia'''''
 
||<font color="white"> <big>
 
*'''''Long tapeworm (up to 2m)'''''
 
*'''''Segments much wider than they are long'''''
 
||[[Moniezia#Introduction|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Why is ''T. solium'' more dangerous to human health than ''T. saginata''?'''
 
||<font color="white"> <big>
 
*'''''If T. solium eggs get into the human small intestine, they will hatch and cysticerci can establish in the musculature and CNS. This does not happen with T. saginata.'''''
 
||[[Taenia#T. solium, the Pork Tapeworm of Humans|<span title="Answer article">Link to Answer Article</span>]]
 
|}
 
  
 +
'''[[Trematodes Flashcards]]
  
==<font color="purple">Trematodes</font>==
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'''[[Nematode Flashcards]]
{| border="3" cellpadding="8"
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!width="400"|'''Question'''
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'''[[Cattle Nematode Flashcards]]
!width="400"|'''Answer'''
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!width="150"|'''Article'''
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'''[[Small Ruminant Nematodes Flashcards]]
|-
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|<big>'''What are the most diagnostic features of the ''Fasciola hepatica'' egg?'''
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'''[[Horse Nematode Flashcards]]</big>
||<font color="white"> <big>
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*'''''Oval and brown'''''
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*'''''Granular contents'''''
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[[Category:Parasite Flashcards]][[Category:Helminths]]
*'''''Operculum ('trap-door') at one end'''''
 
*'''''Double the size of a typical strongyle egg'''''
 
||[[Trematodes#Life-cycle stages|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 
|<big>'''Fill in the missing words about ''Lymnaea truncatula'''''
 
||<big>''Lymnaea truncatula'' is the intermediate host for (<font color="white">'''''Lymnaea truncatula'''''</font>). It is found in <font color="white">'''''muddy areas'''''</font>, and feeds on <font color="white">'''''slimy green algae'''''</font>. It has a <font color="white">'''''brown-black shell'''''</font> with 5-6 spirals.
 
||[[Fasciola#Lymnaea truncatula|<span title="Answer article">Link to Answer Article</span>]]
 
|-
 

Latest revision as of 13:47, 7 February 2011