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VT 110 Parasitology& Pathology > Nematodes > Flashcards

Nematodes Flashcards

(39 cards)

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1
Q

Common name for Spirocerca lupi

A

Esophageal worm

“Paper clip “ egg shape

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2
Q

Spirocerca lupi

What is the definitive host, location, diagnostic stage, and test

A
  1. Canines and felines
  2. Esophageal wall
  3. Eggs in feces or vomitus
  4. Fecal float
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3
Q

What is the common name for Physaloptera species

A

Stomach worm

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4
Q

For Physaloptera species

What is the definitive host, location, diagnostic stage, and test

A
  1. Canines and felines
  2. attached to mucosa of stomach
  3. Egg (think-shelled, contains a larva)
  4. Fecal flotation
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5
Q

for Ascarids

What are the scientific names for Canines and Felines?

which are Zoonotic?

A
  • Canines- Toxocara canis, Toxascaris leonine
  • Felines- Toxocara cati, Toxascaris leonine

Toxocara canis and Toxocara cati

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6
Q

For the Ascarids

What is the common name for Toxocara canis, Toxocara cati

A

Roundworm

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7
Q

For Ascarids

what is the definitive host, location, diagnostic stage, and test

Prepatent period

A
  1. Canines and felines
  2. small intestine
  3. Eggs
  4. Fecal Flotation

T. canis 2-4 wks T. cati 8wks

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8
Q

For Ascarids

Wwhat is the transmission route

4 of them

A
  1. ingestion of egg w/ infective larva
  2. ingestion of tissues with larvae
  3. Transplacental (T. canis)
  4. Transmammary (T. canis and T. cati)
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9
Q

What life cycle is this?

A

The Ascarid

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10
Q

What is the common name for Baylisascaris procyonis?

Zoonotic?

A

Raccon roundworm

Yes

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11
Q

For Baylisascaris procyonis

What is the definitive host, Location, diagnostic stage and test

what is the common name

A
  1. Raccoon
  2. Small intestine (CNS in incidental hosts)
  3. Egg
  4. Fexal float

Raccon roundworm

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12
Q

WHat is the common name of Ancylostoma spp. and Uncinaria stenocephala

Zoonotic?

A

Hookworm

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13
Q

Ancylostoma spp.

What is the definitive host, location, Diagonostic stage and test

Zoonotic?

A
  1. Canine (Ancylostoma spp and Uncinaria) Feline (Ancylostoma spp.)
  2. small intestine
  3. Egg
  4. Fecal float

black tarry stool

yes

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14
Q

Which nematode does this life cycle belong to

A

the hookworm

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15
Q

What is the common name for Strongyloides spp.?

Zoonotic?

A

Intestinal threadworms

Yes

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16
Q

Strongyloides spp.

What are the definitive hosts, location, diagnostic stage and test

Transmission route

Study These Flashcards
A
  1. Caines, felines, humans
  2. Small intestine
  3. Larva, egg
  4. Fecal float, direct smear, and Baermann’s

Through the skin, transmammary

17
Q

What is the common Name for Trichuris spp.

Zoonotic?

18
Q

Trichuris spp.

What is the scientific name for the Canine and Feline

Study These Flashcards
A
  • Canine - Trichuris vulpis
  • Feline - T. campanula and T. serrata
19
Q

Trichuris spp.

what are the definitive hosts, location, diagnostic stage and test

Transmission route

length of Prepatent period?

Study These Flashcards
A
  1. Canine and feline
  2. wall of cecum and colon
  3. Egg (passed every 3rd day) and adult worm
  4. Fecal float, antigen test

ingestion of egg

2-3 month

20
Q

What nematode does this life cycle belong to

WHich stage is infective

21
Q

What is the common name for Dirofilaria immitis?

Zoonotic?

Study These Flashcards
A

Heartworm

Yes

22
Q

Dirofilaria Immitis

What is the definitive host, location, diagnostic stage and test

Prepatent period

transmission route?

Study These Flashcards
A
  1. Canine
  2. R ventricle and pulmonary arteries
  3. Microfilaria, adult female
  4. Modified Knotts test, Antigen test, radiography

6 months

bite of infective mosquito

23
Q

which nematode does this life cycle belong to

infective stage

24
Q

What is the common name for Aelurostrongylus abstrusus

Study These Flashcards
A

Feline lungworm

25
# Aelurostrongylus abstrusus What is the definitive host, location, diagnostic stage and test | prepatent period ## Footnote Transmission route
1. Feline 2. Respiratory bronchioles & alveolar ducts 3. Larva 4. Baerman's, fecal float | 30 days ## Footnote ingestion of larvae
26
What is the common name for filaroides spp.
Canine lungworm
27
# Filaroides spp. What is the definitive host, location, diagnostic stage and test ## Footnote Transmission route
1. Canine 2. Trachea, lung 3. larva 4. Baermann's, and fecal float ## Footnote Ingestion of infective L1 Larvae
28
What is the common name of Eucoleus ( Capillaria) spp.
Respiratory capillarid
29
# Eucoleus ( Capillaria) spp. What are the definitive host, location, diagnostic stage and test ## Footnote Transmission route
1. Canine - E. aerophilus, E. boehmi, Feline - E. aerophilus 2. Upper respitory 3. Egg 4. Fecal flotation ## Footnote Ingestion of ova
30
What is the common name of the Dioctophyma renale ## Footnote Zoonotic?
Canine giant kidney worm
31
# Dioctophyma renale What is the definitive host, location, diagnostic stage and test? ## Footnote Transmission route?
1. Canine 2. R kidney 3. Egg 4. centrifugation of urine & examination of urine sediment ## Footnote ingestion of infective larvae within annelid worm
32
What is the Common name of Rhabditis strongyloides
Free living soil nematodes
33
# Rhabditis strongyloides What is the definitive host, location, diagnostic stage and test ## Footnote Transmission route
1. Canine 2. Superficial layer of the skin 3. Larva, adult 4. Skin scraping ## Footnote L1 larvae enter directly through the skin
34
What is the common name of Acanthocheilonema (Dipetalonema) reconditum
Canine subcutaneous filarial worm
35
# Acanthocheilonema reconditum What is the definitive host, location, diagnostic stage and test ## Footnote transmission route
1. Canine 2. Subcutaneous tissues 3. Larva 4. Modified knotts test on blood sample ## Footnote Ingetion of infected flea
36
What is the common name for Dracunculus insignis ## Footnote Zoonotic?
Guinea worm ## Footnote yes
37
# Dracunculus insignis What are the definitive host, location, diagnostic stage and test | intermediate host ## Footnote Transmission route
1. Canine and human 2. Subcutaneous tissues 3. Larva 4. Centrifugation of water sample | small aquatic crustaceans ## Footnote ingestion of intermediate host- drinking water w/ infected crustaceans
38
What is the common name for Thelazia californiensis
Eyeworm
39
# Thelazia californiensis What are the definitive host, location, diagnostic stage and test | intermediate host ## Footnote Transmission route
1. Canine and feline 2. conjunctival sac and lacrimal duct 3. Adult 4. Adult parasites recovered from conjunctival sac and lacrimal duct | Face fly ## Footnote L3 larvae passed to animal by intermediate host when feeding

VT 110 Parasitology& Pathology (6 decks)

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