|
|
| (5 intermediate revisions by the same user not shown) |
| Line 1: |
Line 1: |
| − | {{toplink
| + | <big> |
| − | |linkpage =Helminths
| + | '''[[Cestodes Flascards]] |
| − | |linktext =HELMINTHS
| |
| − | |sublink1 =Flash Cards - WikiBugs
| |
| − | |subtext1 =WIKIBUGS FLASHCARDS
| |
| − | |pagetype =Bugs
| |
| − | }}
| |
| − | ===Cestodes===
| |
| − | <FlashCard questions="13"> | |
| − | |q1=Fill in the missing words about cestodes:<p>
| |
| − | A cestode (tapeworm) is a chain (???) of progressively maturing reproductive units called ??? anchored at one end to the intestinal wall by a hold-fast organ called the ???.
| |
| − | </p>
| |
| − | |a1=
| |
| − | *strobila
| |
| − | *proglottids
| |
| − | *scolex
| |
| − | |l1=Cyclophyllidea#Introduction
| |
| − | |q2=What species of Taenia occur in dogs?
| |
| − | |a2=
| |
| − | *Taenia ovis
| |
| − | *Taenia hydatigena
| |
| − | *Taenia pisiformis
| |
| − | *Taenia multiceps
| |
| − | *Taenia serialis
| |
| − | |l2=Taenia#Introduction
| |
| − | |q3=Describe the features of a cysticercus
| |
| − | |a3=Fluid filled bladder, containing a single invaginated head (protoscolex) - seen as a white blob on the wall of the cyst
| |
| − | |l3=Cyclophyllidea#Life-Cycle
| |
| − | |q4=In which host(s) would you expect to find the cysticercus of ''T. hydatigena'' and where in the host might it be found?
| |
| − | |a4=
| |
| − | *Sheep (mostly)'
| |
| − | *Cattle
| |
| − | *Pigs
| |
| − | *Found in the peritoneal cavity
| |
| − | |l4=Taenia#Structure and Function
| |
| − | |q5=What is the difference between a coenurus and a cysticercus?
| |
| − | |a5=
| |
| − | *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.
| |
| − | |l5=Cyclophyllidea#Life-Cycle
| |
| − | |q6=How does the distribution of hydatid cysts differ in sheep, horses and humans?
| |
| − | |a6=
| |
| − | *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
| |
| − | |l6=Echinococcus#Life-Cycle
| |
| − | |q7=What tapeworms occur in the cat?
| |
| − | |a7=
| |
| − | *Taenia taeniaeformis
| |
| − | *Dipylidium
| |
| − | |l7=Taenia#Introduction
| |
| − | |q8=Why is it so difficult to prevent many cats from becoming re-infected with ''T. taeniaeformis''?
| |
| − | |a8=The intermediate hosts are mice and other small mammals that are hunted
| |
| − | |l8=Taenia#Taenia spp of the Cat
| |
| − | |q9=Where in the host (horse) would you expect to find ''Anoplocephala''?
| |
| − | |a9=Ileo-caecal junction
| |
| − | |l9=Anoplocephala#Life-Cycle
| |
| − | |q10=Why are ''Anoplocephala'' eggs rarely seen on routine faecal examination?
| |
| − | |a10=They are dense structures and do not always float in the flotation media used in routine diagnosis
| |
| − | |l10=Anoplocephala#Life-Cycle
| |
| − | |q11=Why is it so difficult to prevent grazing horses from becoming re-infected with ''Anoplocephala''?
| |
| − | |a11=The intermediate hosts are ubiquitous free-living pasture mites
| |
| − | |l11=Anoplocephala#Life-Cycle
| |
| − | |q12=Describe the appearance of ''Moniezia
| |
| − | |a12=
| |
| − | *Long tapeworm (up to 2m)
| |
| − | *Segments much wider than they are long
| |
| − | |l12=Moniezia#Introduction
| |
| − | |q13=Why is ''T. solium'' more dangerous to human health than ''T. saginata''?
| |
| − | |a13=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.
| |
| − | |l13=Taenia#T. solium, the Pork Tapeworm of Humans
| |
| − | </FlashCard>
| |
| − | ===Trematodes===
| |
| − | <FlashCard questions="7">
| |
| − | |q1=What are the most diagnostic features of the ''Fasciola hepatica'' egg?
| |
| − | |a1=
| |
| − | *Oval and brown
| |
| − | *Granular contents
| |
| − | *Operculum ('trap-door') at one end
| |
| − | *Double the size of a typical strongyle egg
| |
| − | |l1=Trematodes#Life-cycle stages
| |
| − | |q2=Fill in the missing words about ''Lymnaea truncatula'':
| |
| − | <p>''Lymnaea truncatula'' is the intermediate host for (???). It is found in ???, and feeds on ???. It has a ??? with 5-6 spirals.</p>
| |
| − | |a2=
| |
| − | *Fasciola hepatica
| |
| − | *muddy areas
| |
| − | *slimy green algae
| |
| − | *brown-black shell
| |
| − | |l2=Fasciola#Lymnaea truncatula
| |
| − | |q3=What is the post mortem appearance of the liver in cases of acute fasciolosis?
| |
| − | |a3=
| |
| − | *Haemorrhagic tracts
| |
| − | *Enlarged, pale and friable
| |
| − | |l3=Fasciola#Pathogenesis of acute fasciolosis
| |
| − | |q4=What time of year do the clinical signs of chronic fasciolosis become apparent?
| |
| − | |a4=January - March
| |
| − | |l4=Fasciola#Chronic fasciolosis
| |
| − | |q5=Why is ''Dicrocoelium'' less pathogenic than ''Fasciola''?
| |
| − | |a5=Migrates directly up the common bile duct and therefore does NOT migrate through the parenchyma (unlike ''Fasciola'')
| |
| − | |l5=Dicrocoelium#Dicrocoelium dendriticum
| |
| − | |q6=Is ''Paramphistomum'' found in the UK?
| |
| − | |a6=Rare in the UK, but can cause severe losses in ruminants in the wet tropics
| |
| − | |l6=Paramphistomum#Paramphistomum Species
| |
| − | |q7=What is the major cause of pathogenicity in schistosome infections?
| |
| − | |a7=
| |
| − | *The eggs have a spike to help them work their way into the intestine or urinary bladder
| |
| − | *This causes mechanical damage and inflammatory responses that are exacerbated by antigens released by the eggs
| |
| − | |l7=Schistosoma#Schistosoma Species
| |
| − | </FlashCard>
| |
| | | | |
| − | <big>'''[[Nematode Flashcards]]
| + | '''[[Trematodes Flashcards]] |
| | + | |
| | + | '''[[Nematode Flashcards]] |
| | | | |
| | '''[[Cattle Nematode Flashcards]] | | '''[[Cattle Nematode Flashcards]] |
| Line 116: |
Line 11: |
| | | | |
| | '''[[Horse Nematode Flashcards]]</big> | | '''[[Horse Nematode Flashcards]]</big> |
| − | [[Category:Flashcards]][[Category:Helminths]][[Category:Nematodes]] | + | |
| | + | |
| | + | [[Category:Parasite Flashcards]][[Category:Helminths]] |