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[[Image:Sea Lice.jpg|right|thumb|150px|Sea Lice - Copyright Joseph G. Kunkel at The Kunkel Fish & Aquatic Invert Site]]
<FlashCard questions="4">
|q1=By which other name is ''Linguatula serrata'' known and why?
|a1=
*The tongue worm
*Is shaped like a tongue with an expanded anterior and transverse striations
|l1=Linguatula serrata
|q2=Summarise the life cycle of ''Linguatula serrata''.
[[Image:Sea Lice.jpg|right|thumb|200px|Sea Lice - Copyright Joseph G. Kunkel at The Kunkel Fish & Aquatic Invert Site]]
|a2=
*Adults inhabit the nasal passages of dogs (and sometimes cats)
*Eggs are sneezed out or passed with the faeces and are swallowed by herbivores
*Eggs hatch in the herbivore intestine and migrate to the mesenteric lymph nodes
*Larvae encyst to become infective nymphs
*When dogs eat uncooked viscera the nymphs crawl up the nasal cavity via the soft palate
|l2=Linguatula serrata
|q3=What are the two species of sea lice of veterinary importance?
|a3=
||<font color="white"> <big>
*Lepeophtheirus
*'''''The tongue worm'''''
*Caligus
*'''''Is shaped like a tongue with an expanded anterior and transverse striations'''''
|l3=Sea Lice
||[[Crustacea#Linguatula serrata|<span title="Answer article">Link to Answer Article</span>]]
|q4=What do heavy infections of sea lice lead to?
|a4=Epidermal abrasion
*Haemorrhage
||<font color="white"> <big>
*Immunosuppression
*'''''Adults inhabit the nasal passages of dogs (and sometimes cats)'''''
*Decreased productivity
*'''''Eggs are sneezed out or passed with the faeces and are swallowed by herbivores'''''
*Death
*'''''Eggs hatch in the herbivore intestine and migrate to the mesenteric lymph nodes'''''
|l4=Sea Lice
*'''''Larvae encyst to become infective nymphs'''''
</FlashCard>
*'''''When dogs eat uncooked viscera the nymphs crawl up the nasal cavity via the soft palate'''''
[[Category:Crustacea]][[Category:Parasite Flashcards]]
||[[Crustacea#Linguatula serrata|<span title="Answer article">Link to Answer Article</span>]]
||<font color="white"> <big>
*'''''Lepeophtheirus'''''
*'''''Caligus'''''
||[[Crustacea#Sea Lice|<span title="Answer article">Link to Answer Article</span>]]
||<font color="white"> <big>
*'''''Haemorrhage'''''
*'''''Immunosuppression'''''
*'''''Decreased productivity'''''
*'''''Death'''''
||[[Crustacea#Sea Lice|<span title="Answer article">Link to Answer Article</span>]]