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<FlashCard questions="8">
<FlashCard questions="8">
|q1= What kind of parasite are sea lice and what do they feed upon?
|q1= Name some species of fish nematodes that are zoonotic and how do humans become infected and what are the clinical signs?
|a1= Sea lice are arthropod parasites which feed on blood.
|a1=
|l1= Sea Lice#Introduction
The ingestion of uncooked infected fish meat with nematodes such as:
|q2= How can female and male lice be told apart?
*''Anguillicola''
* ''Philometra''
*''Skrjabillanus''
* ''Anisakis''
Causes stomach cramps and abdominal pain.
|l1= Fish Nematodes#Introduction
|q2= Once ingested by humans, what activates nematode larvae?
|a2=
|a2=
*Females are much larger
*high temperatures
*Females have a long egg sac
* acidic pH
|l2= Sea Lice#Introduction
* pepsinogen
|q3= How many larval stages are there altogether and how many are parasitic?
|l2=Fish Nematodes#Introduction
|a3= Nine altogether.
|q3= What stage of nematode larvae infect fish musculature?
*Seven are parasitic
|a3=
|l3= Sea Lice#Lifecycle
* third-stage larvae
|q4= Which life stages can move about on and between hosts?
|l3=Fish Nematodes#Signalment
|a4= Pre-adult and adult
|q4= Apart from fish and humans what other species can the nematodes infect?
|l4= Sea Lice#Lifecycle
|a4=
|q5=Which louse is most common in Britain and what fish are affected?
*'' Cetacea'' (whales, dolphins and porpoises)
|a5= ''C. elongatus'' affects salmonid fish species in the UK.
*''Phocidae '' (seals)
|l5= Sea Lice#Distribution
|l4=Fish Nematodes#Signalment
|q6= How do skin lesions begin and progress?
|q5= What are the major clinical signs in fish?
|a5=
* emaciation
* anaemia
* haemorrhage
* enteritis
*loss of balance (damage to swim bladder) – fish are often seen floating on their sides.
*reduced swimming performance and lethargy
* fraying of fins and large cutaneous nodules
|l5=Fish Nematodes#Clinical Signs
|q6= Which nematode species can cause atrophy or destruction of gonads?
|a6=
|a6=
*Begin as whitish spots
* Philonema
*Progress to erosions
*Philometras
|l6=Fish Nematodes#Clinical Signs
|q7= What is the name of a fish nematode that causes a greyish discoloration of the liver, with pinhead or larger nodules?
|l6= Sea Lice#Clinical Signs
|a7='' Schulmanela (Hepaticola) petruschewskiies''
|q7= What opthalmological signs can lice cause?
|l7=Fish Nematodes#Pathology
|a7=
|q8= What is the most accurate way to diagnose species of nematodes?
|a8=
* PCR
|l8=Fish Nematodes#Diagnosis
|l7= Sea Lice#Clinical Signs
|q8= How do sea lice kill fish?
|a8= Anaemia and extensive skin damage cause osmoregulatory failure.
|l8= Sea Lice#Clinical Signs
</FlashCard>
</FlashCard>
[[Category:Fish Flashcards]]
[[Category:Fish Flashcards]]
[[Category:To Do - Jaimie Meagor]]
[[Category:CABI Flashcards]]