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− | <FlashCard questions="8"> | + | <FlashCard questions="7"> |
− | |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 |
− | *Can become open wounds
| + | |l6= Fish Nematodes# Clinical Signs |
− | *Can expose underlying bone
| + | |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? |
− | *Erosions can lead to ulcers
| + | |a8= |
− | *Cataracts
| + | * PCR |
− | *Blindness
| + | |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> |
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| [[Category:Fish Flashcards]] | | [[Category:Fish Flashcards]] |
| [[Category:To Do - Jaimie Meagor]] | | [[Category:To Do - Jaimie Meagor]] |