Parasitology

Eimeria spp is a genus of parasites that commonly infects horses, ruminants, rabbits, and birds. It is known for causing coccidiosis in these animals.

Isospora is a common parasite found in dogs and cats, often causing gastrointestinal issues. Toxoplasma is a parasite that can be found in cat feces and is known to cause toxoplasmosis in humans. Fleas are external parasites that feed on the blood of animals. Roundworms are common intestinal parasites found in dogs and cats.

The correct answer is Cryptosporidium spp, as it is a common parasite that causes gastrointestinal illness in humans. Giardia lamblia, Toxoplasma gondii, and Plasmodium falciparum are also parasites that can cause different diseases or infections in humans, but they are not the parasite referred to in the question.

Toxoplasma gondii is a common parasite that can infect all warm-blooded animals, including humans. It is particularly dangerous for pregnant women and individuals with weakened immune systems. Echinococcus granulosus, Giardia lamblia, and Trypanosoma cruzi are also parasites that can cause various diseases in humans and animals, but they are not the correct answer to the question.

Sarcocystis neurona is the correct answer as it is the parasite known to cause equine protozoal myeloencephalitis in horses. Toxoplasma gondii, Cryptosporidium parvum, and Giardia lamblia are all parasites that can infect animals or humans, but they are not specifically associated with horses.

Giardia spp is a common parasite that infects humans and animals, causing gastrointestinal issues. Tapeworm, fleas, and hookworm are also parasites but are not as commonly associated with the same symptoms as Giardia spp.

Trichammonas foetus is a protozoan parasite that primarily affects cattle, causing reproductive issues such as abortion in cows. Giardia lamblia is a parasite that infects the intestines of humans and animals, causing giardiasis. Trypanosoma cruzi is the parasite responsible for causing Chagas disease in humans. Toxoplasma gondii is a parasite that infects warm-blooded animals, including humans, and can cause toxoplasmosis.

Fasciola hepatica, commonly known as the liver fluke, is a parasitic flatworm that infects the liver of various mammals, including ruminants. It is a common parasite found in livestock like cattle and sheep, causing liver damage and impacting animal health. The other three options provided - Toxoplasma gondii, Giardia lamblia, and Hookworm - are also parasites but are not specifically associated with ruminants.

Taenia pisiformis is a parasitic tapeworm that specifically infects dogs. Heartworms, fleas, and roundworms are also common parasites in dogs, but they are not the same as Taenia pisiformis.

Toxascaris leonina is a common intestinal parasite found in dogs and cats. Fleas, heartworm, and hookworm are also parasites that affect pets, but they are not the correct answer to this question.

Toxocara canis is a common intestinal parasite that infects dogs, while fleas, tapeworms, and heartworms are different types of parasites that can also affect dogs but are not the correct answer to this question.

Toxocara cati is a common parasite found in cats that can cause serious health issues in both cats and humans. Tapeworms, fleas, and hookworms are also common parasites found in cats, but they are not specifically known as Toxocara cati.

Ancylostoma spp is a type of hookworm that commonly infects dogs and cats, causing symptoms such as diarrhea and weight loss. Toxoplasma gondii is a parasite that can infect cats and cause toxoplasmosis. Fleas are ectoparasites that feed on the blood of animals, including dogs and cats. Roundworms are another common parasite found in dogs and cats that can cause gastrointestinal issues.

Trichuris vulpis is a dog parasite that is not commonly found in cattle. Fasciola hepatica is a liver fluke that commonly affects cattle and sheep. Eimeria bovis is a protozoan parasite that affects cattle. Rhipicephalus (Boophilus) microplus is a tick species that commonly infests cattle.

Parascaris equorum is the scientific name for the common equine parasite known as roundworm. Hookworm, tapeworm, and liver fluke are also parasites that can infect horses, but Parascaris equorum is the most well-known among them.

Strongyloides westeri is a common parasite found in horses, particularly foals. It can cause enteritis and diarrhea in affected animals.

Oxyuris equi, also known as horse pinworm, is a common parasite found in the large intestine of horses. It is important to properly identify and treat parasites in horses to ensure their health and well-being.

Dictyocaulus arnfieldi is a lungworm that affects donkeys, horses, and other equids. It is important to correctly identify this parasite for proper treatment and management of affected animals.

Gasterophilus spp. refers to a genus of parasitic flies commonly known as botflies that infest the digestive tracts of horses and other ungulates. The other options listed are different species of arthropods that do not belong to the same category as Gasterophilus spp.

Anoplocephala sp is a type of tapeworm that infects horses and donkeys.

Trichostrongylus is a parasitic roundworm commonly found in the gastrointestinal tract of ruminant animals such as cattle, sheep, and goats. Ascaris, Giardia, and Plasmodium are parasites found in different hosts and do not commonly infect ruminants.

Cooperia is a common gastrointestinal parasite found in ruminants, especially cattle and sheep. Haemonchus is a blood-sucking parasite affecting ruminants, Fasciola hepatica is a liver fluke parasite, and Toxoplasma gondii is a parasite that can infect a wide range of animals, including humans.

Moniezia sp is a genus of tapeworms commonly found in ruminants such as sheep and cattle. Giardia lamblia and Entamoeba histolytica are parasites that typically infect the intestines of humans, while Taenia saginata is a tapeworm that infects cattle.

Oesophagostomum is a parasitic worm that infects the intestines of ruminant animals. Fasciola hepatica is a liver fluke that infects the liver of ruminants. Toxoplasma gondii is a parasite commonly found in cats but can infect many warm-blooded animals including ruminants. Ascaris suum is a roundworm that infects pigs, not ruminants.

Trichuris spp is a type of whipworm that commonly infects ruminant animals. Hookworm, Taenia saginata, and Heartworm are other parasites that may infect animals, but they are not specifically associated with ruminants.

Metastrongylus is a type of roundworm parasite that commonly infects pigs.

Strongyle is a type of parasitic worm commonly found in the intestines of horses. Tapeworms, roundworms, and hookworms are other types of parasites, but they are not classified as strongyles.

Nematodirus is a genus of nematode parasites commonly found in ruminants such as sheep and goats. Fasciola hepatica is a liver fluke parasite, Toxoplasma gondii is a protozoan parasite, and Haemonchus contortus is a barber pole worm parasite.