Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
36 Cards in this Set
- Front
- Back
What parasite is commonly found on the tongue and in the esophagus of pigs? What superfamily does it belong to?
|
**Gongylonema pulchrum (Nematode/Spiruroidea)
|
|
What parasites are commonly in the stomach of pigs? What superfamily does it belong to?
|
** Ascarops strongylina (Nematoda/Spiruroidea)
** Physocephalus sexalatus (Nematoda/Spiruroidea) *** Hyostrongylus rubidus (Nematoda/ Trichostrongyloidea) * Trichostrongylus axei (Nematoda/ Trichostrongyloidea) |
|
What nematodes are commonly in the small intestine of pigs? What superfamily does it belong to?
|
*** Ascaris suum (Nematoda/ Ascaroidea)
** Globocephalus urosubulatus (Nematoda/ Strongyloidea) *** Strongyloides ransomi (Nematoda/ Rhabditoidea) |
|
What acanthocephla is commonly in the small intestine of pigs?
|
*** Macracanthorhynchus hiruinaceus
|
|
What protozoa are commonly in the small intestine of pigs? What phylum does each belong to?
|
*** Cystoisospora suis (Apicomplexa)
** Eimeria spp. (Apicomplexa) ** Cryptosporidium parvum (Apicomplexa) |
|
What parasites are commonly in the liver of pigs?
|
* Fasciola hepatica (trematoda)
* Fascioloides magna (trematoda) * Taenia hydatigena (cestoda) ** Echinococcus granulosus (cestoda) |
|
What nematode is commonly found in the respiratory tract of pigs? What superfamily does it belong to?
|
*** Metastrongylus spp.(Nematoda/ Metastrongyloiea)
|
|
What nematode is commonly found in the urinary tract of pigs? What superfamily does it belong to?
|
*** Stephanurus dentatus (Nematoda/ Strongyloidea)
|
|
What parasites are commonly in the musculoskeletal system of pigs?
|
*** Trichinella spiralis (Nematoda/ Trichuroidea)
*** Taenia solium (Cestoda) ** Spirometra mansonoides (Cestoda) ** Sarcocystis spp. (Protozoa/ Apicomplexa) ** Toxoplasma gondii (Protozoa/ Apicomplexa) |
|
What mites are commonly found on the integument of pigs?
|
*** Sarcoptes scabei
* Demodex phylloides |
|
What are the common parasite eggs found in swine feces?
|
1. Macracanthorhynchus hirudinaceus
2. Strongyle type 3. Ascaris suum 4. Trichuris suis 5. Stephanurus dentatus 6. Metastrongylus sp. 7. Strongyloides ransomi 8. Physocephalus sexalatus |
|
What type of parasite is Gongylonema pulchrum?
|
A nematode belonging to the superfamily Spiruroidea
* Commonly found on the tongue and esophagus of pigs |
|
What is the common name for Gongylonema pulchrum?
|
Stitch worm
|
|
What type of life cycle does Gongylonema pulchrum have?
|
Indirect LC
|
|
What is the intermediate host of Gongylonema pulchrum?
|
Dung beetles or cockroaches
|
|
What are some identifying characteristics of Gongylonema pulchrum?
|
* Long slender worm 40-90mm
* Cuticular plaques on anterior end resemble corn on the cob * Thick-shelled embryonated eggs (do not float well) * Adults found in esophageal and lingual mucous membrane making the characteristic grossly visible raised sinusoidal tracts |
|
Why is Gongylonema pulchrum an important parasite to consider when slaughtering pigs?
|
Condemnation of tongues for pickled pork tongue
|
|
What is the PPP and treatment of Gongylonema pulchrum?
|
PPP: 8 weeks
Treatment: None, prevent swine from consuming the IH (dung beetle/cockroach) |
|
What type of parasite is Ascarops strongylina?
|
A nematode belonging to the SF Spiruroidea found in the stomach of pigs
|
|
What type of life cycle does Ascarops strongylina have?
|
Indirect
|
|
What is the intermediate host of Ascarops strongylina?
|
Dung beetles
|
|
How do swine become infected with Ascarops strongylina?
|
By ingesting IH or PH containing L3 larvae
|
|
Where is Ascarops strongylina found in pigs?
|
Adults found under gastric mucus layer on mucosal surace
|
|
What are identifying characteristics of Ascarops strongylina?
|
* Pharyngeal wall seen as double stranded spiral (braided)
* Small thick-shelled embryonated eggs with rims around each pole (dont float well) |
|
What does Ascarops strongylina cause in stomach of pigs?
|
* Gastritis
* Ulcers |
|
What type of parasite is Physocephalus sexalatus?
|
A nematode belonging to the SF Spiruroidea that is found in the stomach of pigs
|
|
What type of parasite is Physocephalus sexalatus?
|
A nematode belonging to the SF Spiruroidea that is found in the stomach of pigs
|
|
What type of parasite is Physocephalus sexalatus?
|
A nematode belonging to the SF Spiruroidea that is found in the stomach of pigs
|
|
What type of life cycle does Physocephalus sexalatus have?
|
Indirect
|
|
What is the IH of Physocephalus sexalatus?
|
Dung beetle
|
|
How large is Physocephalus sexalatus?
|
Males: 8mm
Females: 17mm |
|
Where are the adult Physocephalus sexalatus found in pigs?
|
Adults live under gastric mucus on gastric mucosa
|
|
What are some identifying characteristics of Physocephalus sexalatus?
|
* Pharyngeal wall seen as a single spiral (stacked coins)
* Cervical alae and asymmetrical cervical papillae may be seen * Elongate eggs are embryonated with a pit at each pole (do not float well) |
|
What does Physocephalus sexalatus causein the stomach of pigs?
|
* Gastritis
* Occ. ulcers |
|
What type of parasite is Hyostrongylus rubidus?
|
A nematode from the SF Trichostrongyloidea found in the stomach of pigs
|
|
What type of life cycle does Hyostrongylus rubidus have?
|
DIrect
|