Parasites: Nematodes_Trichostrongyloidea (act like hookworms)

Question 1

appearance of egg

Answer 1

hookworm: oval with circles, squiggles in center

Question 2

route

Answer 2

fecal-oral

Question 3

Dx

Answer 3

fecal culture
except Nematodirus/Marshallagia=fecal float

Question 4

Predeliction

Answer 4

abomasum=Haemonchus, Trichostongylus
small intestine=Cooperia
small and large intestine=Nematodirus/Marshallagia
abomasum, small, large intestine=Ostertagia

Question 5

Tx

Answer 5

Fenbendazole,
Ivermectin

Question 6

zoononosis

Answer 6

none

Question 7

Brown Stomach Worm

Answer 7

Ostertagia spp.
cattle, sheep, goat

Question 8

Barber pole worm

Answer 8

Haemonchus spp.
cattle, sheep goat
“bottle jaw”can be deadly in sheep=hypoalbumenemia
Site: abomasum
route: fecal-oral
PPP: 15-21 days
Tx: Ivermectin
Dx: fecal culture
zoonosis: rare

Question 9

Tricostongulus of cattle and sheep

Answer 9

Cooperia spp.
cattle, sheep, goat

Question 10

cattle, horse

Answer 10

Trichostrongylus spp.

Question 11

thin neck or thread neck

(big eggs)

Answer 11

Nematodirus spp.
and
Marshallagia spp.
cattle, goat, sheep
deadly to sheep