Parasitology MCQs

Multiple Choice Questions - Parasitology

• Lice Problem Season: Lice are a problem year-round.
• Best Diagnostic Test for Fasciola hepatica in Cattle: Fecal flotation is the best diagnostic test.
• Lungworm Affecting Cattle: Dictyocaulus filaria affects cattle's lungs.
• Cystoisospora Suis in Pigs: The infection is most dangerous in piglets under 2 weeks old, and hygiene is critical for controlling it. Toltrazuril can be used as a treatment in one-week-old piglets if needed.
• Mite Affecting Multiple Animals: Sarcoptes spp. affects cows, sheep, horses, and pigs.
• Fly Involved in Moraxella Bovis Transmission: Stomoxys calcitrans flies are involved in the spread of pink eye.
• Cestode Affecting Poultry: Anoplocephala perfoliata affects poultry.
• Tick Paralysis Concern: Otobius megnini ticks can cause tick paralysis.

Additional Parasite Information

• Hyostrongylus rubidus Location: Found in the small intestine.

• Respiratory System of Poultry: Synagmus trachea is a nematode affecting the respiratory system of poultry.

• Treatment for Oesophagostomum spp.: Levamisole or Benzimidazoles are useful in treating this.

• Treatment for Prosthogonimus macrorchis: Praziquantel is the best treatment.

• Sheep's Role in Fascioloides magna Lifecycle: Sheep are an intermediate host.

• Melophagus ovinus Eggs Location: Found at the base of the hair.

• Best Lice Treatment: Treating the affected animal and cleaning the environment are the best treatment options.

• Equine Stomach Worms Transmission: Musca autumnalis, Stomoxys calcitrans flies are involved in the transmission of equine stomach worms.

• Zoonotic Cestodes: Taenia saginatta, Taenia ovis, and Taenia solium.

• Strongyloides suis Stage: Strongyloides suis is typically a parasite of pigs during the gestation/breeding stage.

• Invasive Tick: Dermacentor albipictus is an invasive tick in Canada.

• Mites Typically a Problem: Mites are a problem during the fall.

• Seasonal Lice Treatment: Lice treatment should be done during the Spring.

• Nematode Affecting Respiratory System of Swine: Dictyocaulus filaria, Metastrongylus spp., Muellerius spp are some of the nematodes that affect swine's respiratory system.

• Canada Notifiable Mite: Psorptes spp. is notifiable in Canada.

• Fasciola hepatica Infecting Animals: Cattle, Sheep, and Pigs are affected by this species.

• Trichinella spp Infection Treatment: Ivermectin is the best treatment option.

• Fluke Prosthogonimus macrorchis Habitat: The fluke Prosthogonimus macrorchis primarily resides in the small intestine.

• Important Cause of Abortions in Cattle: Neospora caninum is the most important cause of abortions.

• Reportable Species to CFIA: Moniezia spp, Paranoplocephala mammillana

• Normal Flora Mite: Demodex spp. is part of an animal's normal flora.

• Infective Stage of Balantidium coli: The infective stage is Cysts

• Parasite Affecting Horses: Anoplocephala perfoliata, Taenia saginatta, Taenia solium, Davainea proglottina, Thysanosoma spp affect horses.

• Important Nematode in Canadian Cattle: Ostertagia ostertagi is considered the most important parasitic nematode in Canadian cattle.

• Sarcoptes Infestation Diagnosis: KOH digestion of multiple deep skin scrapings is the best diagnostic method.

• Bed Bugs: Cimex lectularis are commonly known as bed bugs.

• Parasite Affecting the Respiratory System in Swine: Dictyocaulus filaria, Metastrongylus spp, Muellerius spp, Synagmus trachea, Dictyocaulus arnfieldi have been identified.

• Lungworm Affecting Sheep: Dictyocaulus filaria, Dictyocaulus viviparous, Dictyocaulus arnfieldi, and Dictyocalus vulgaris are significant lungworms affecting sheep.

• Dermacentor albipictus Lifecycle Hosts: Dermacentor albipictus requires one host in its lifecycle.

• Respiratory System Nematode in Sheep: Muellerius spp, Protostrongylus spp, Metastrongylus spp are some of the nematodes that affect the respiratory system of sheep.

• Intermediate Host for Protostrongylids: Snails are the intermediate host for Protostrongylids.

• Intermediate Host for Dictyocaulus spp: The intermediate hosts for Dictyocaulus spp. are Earthworms, Snails, Biting Flies and Mosquitos.

• Large Intestine Nematode in Pigs: Oesophagostomum spp can be found in the large intestine of infected pigs.

• Fascioloides magna Habitat: The Fascioloides magna flukes reside in the small intestine.

• Large Animal Species Affected by Prosthogonimus macrorchis: Cattle, Sheep, Horses, Pigs.

• Reportable Parasite to CFIA: Taenia ovis, Taenia saginatta, Taenia solium.

• Intermediate Host for Davainea proglottina: Earthworms, snails, People, Pigs, and Sheep are some of the intermediate hosts for Davainea proglottina.

• Intermediate Host for Stephanofilaria stilesi: The intermediate host for Stephanofilaria stilesi is Stable Fly.

• Appropriate Diagnostic Method for Fasciola hepatica: Fecal sedimentation, ELISA, coproantigen tests, analysis of antibodies in bulk tank milk, and post-mortem examination.

• Season for Bot Fly Treatment: Bot flies are typically treated in the summer.

• Ascaris suum Adult Location: Ascaris suum adults are primarily found in the small intestine.

• Season to treat cattle for Fasciola hepatica: Fasciola hepatica treatment in Cattle should be done in the winter.

• Intermediate Host for Onchocerca cervicalis: Black Fly, Face Fly, Horn Fly, Midges, and Stable Fly are some of the intermediate hosts for Onchocerca cervicalis.

Test your knowledge of parasitology with this quiz that covers various parasites affecting livestock and other animals. Questions include diagnostic tests, treatment options, and effects of specific parasites. Perfect for students in veterinary medicine or animal health.