Strongylus Vulgaris Flashcards
1
Q
large or small strongyle?
A
large
2
Q
adult size
A
1-2cm
3
Q
characteristics
A
2 ear shaped teeth
4
Q
direct or indirect life cycle?
A
direct
5
Q
infective stage?
A
L3
6
Q
life cycle
A
L3 ingested during grazing migrate beneath arterial intima molt to L4 after 4 months, molt and develop further develop to adults, copulate, females lay eggs eggs passed in feces
7
Q
site of migration
A
larvae- arterial vessels
adult- large intestine
8
Q
pathogenesis
A
larvae- arthritis, death, infarction, thickening of arteriole wall
adults- suck blood
9
Q
clinical signs
A
larvae: abdominal colic
adults: anemia
10
Q
diagnosis
A
eggs: fecal examination
migration larvae- ultrasound
adults: necropsy
11
Q
PPP
A
6 months