Worm eggs Flashcards Preview

year 3 GIT > Worm eggs > Flashcards

Flashcards in Worm eggs Deck (23)
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1
Q

What type of egg is this?

describe it

what species is it found in?

A

Strongyle egg

ovoid, thin shelled, contains morula, 80 micrometers long

ruminants - ostertagia, haemonchus, trichostrongylus, cooperia

Horse - t.axei, strongylus spp, cyathostomes

Pig - hyostrongylus, oesophagostomum

Cat and dog - uncinaria, ancylostoma

poultry - trichostrongylus, amidostomum

2
Q

What type of egg is this?

describe it

what species is it found in?

A

Nematodirus (battus) egg

larger than strongyle, brownish with flat sides

ruminants

3
Q

What type of egg is this?

describe it

what species is it found in?

A

Strongyloides

small and round, larvated

ruminants, horse

4
Q

What type of egg is this?

describe it

what species is it found in?

A

Trichuris

brown, barrel, plug at each end

ruminants, pig, dog and cat

  • if greenish in colour then Capillaria in cats and dogs
5
Q

What type of egg is this?

describe it

what species is it found in?

A

Fasciola hepatica

large, ovoid, operculate, brown, contains yolk cells

ruminants, horse

6
Q

What type of egg is this?

describe it

what species is it found in?

A

Dicrocoelium (dendriticum)

small, dark brown, thick shell, asymmetrical, eye spots

ruminants

7
Q

What type of egg is this?

describe it

what species is it found in?

A

Moniezia / anoplocephala

squarish egg with pyriform apparatus

ruminants / horse

8
Q

What is this?

A

pollen grain

can be found in faecal samples - small than strongyle

yellowish

9
Q

What type of egg is this?

describe it

what species is it found in?

A

Dictyocaulus

like a larvated strongyle egg

horse

10
Q

What type of egg is this?

describ it

what species is it found in?

A

oxyuris

operculate, asymmetrical ovoid

horse

11
Q

What type of egg is this?

describe it

what species is it found in?

A

Parascaris / ascaris

thick shell with albuminous coat, brown

horse / pig

12
Q

What type of egg is this?

describe it

What species is it found in?

A

Toxocara

thick shell, pitted, very dark brown

cat and dog

13
Q

What type of egg is this?

describe it

what species is it found in?

A

Toxascaris

smooth ascarid, thick shell, clear

cat and dog

14
Q

What type of egg is this?

describe it

what species is it found in?

A

Taeniid egg

small, round, thick shell with radial striations, sometimes has larval hooks

cat and dog

15
Q

What type of egg is this?

describe it

what species is this found in?

A

dipylidium

look like clustered taeniid egs but inside a capsule

cat and dog

16
Q

What type of egg is this?

describe it

what species is it found in?

A

syngamus

like a strongyle but with a cap

poultry

17
Q

What type of egg is this?

describe it

what species is it found in?

A

Ascarid

thick shell, clear

poultry

18
Q

What type of egg is this?

describe it

what species is it found in?

A

Capillaria

barrel shaped, plug at each end, greenish colour

in poultry, cat and dog

19
Q

What eggs could be found in ruminant faecal samples?

A

strongyle

nematodirus

strongyloides

trichuris

fasciola

dicrocoelium

moniezia

20
Q

What eggs could be found in horse faecal samples?

A

strongyle

dictyocaulus

strongyloides

oxyuris

parascaris

fasciola

anoplocephala

21
Q

What eggs could be found in pig faecal samples?

A

strongyle

ascaris

trichuris

22
Q

What eggs could be found in dog and cat faecal samples?

A

Strongyle

toxocara

toxascaris

trichuris

capillaria

taeniid

dipylidium

23
Q

What eggs could be found in poultry faecal samples?

A

strongyle

syngamus

ascarid

capillaria