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quiz 2&3

vet 1355

true tapeworms are eucestoda
pseudotapeworms are cotyloda
these platyhelminthes are ribbon like and segmented cestodes(tapeworms)
these platyhelminthes are flattened and leaf shaped trematodes(flukes)
member of the class cestoda are often reffered to as tapeworms
platyhelminthes are also known as flatworms
what is the major difference between eucestoda and cotyloda their life cycle and scolex
segments that contain the male and female sex organs of flatworms proglottids
how do you diagnose proglottids the size and how far away from the scolex they are
dipylidium caninum is often referred to as the flea tapeworm
what is the name of the feline tapeworm taenia taeniaeformis
what is the intermediate host of taenia taeniaeformis rodent
what are the two most important pseudotapeworms diphyllobothrium spp. and spirometra spp.
what is the intermediate host for diphyllobothrium copepod
what are the three tapeworm species of humans taenia saginata, taenia solium, and echinococcus sp.
what tapeworm species is found in cattle taenia saginata
what tapeworm species is found in swine taenia solium
what are two medications that can be used to treat tapeworm infections praziquantel & epsiprantel
what is the most economically important trematode fasciola hepatica
why is fasciola hepatica the most economically important trematode because it causes liver condemination at slaughter
an armed tapeworm contains a rostellum
an unarmed tapeworm does not contain a rostellum
the body wall of the tapeworm that absorbs the nutrients acquired from the host intestines tegument
the head of a tapeworm that contains the four suckers scolex
the four suckers which the tapeworm holds on to the lining of the small intestine or "home" acetabula
the body of a tapeworm is called strobila
these type of proglottids are the oldest and farthest away from the scolex gravid proglottid
hydrated cysts of this type of tapeworm can be found in the liver and lungs of the intermediate host echinococcus granulosus
this species of tapeworm can cause unilocular hydratid disease in humans echinococcus granulosus
these two tapeworm species are very zoonotic to echinococcus granulosuss and echinococcus multilocularis
this psuedotapeworm is referred to as the broad fish tapeworm diphyllobothrium spp.
this psuedotapeworm can cause sparganosis in humans spirometra spp
this psuedotapeworm egg is similar to D. latum except there is no small knob at the end spirometra spp
this large animal cestode can cause ulcerative lesions near the ileocecal valve by A. perfoliata anoplocephala spp.
this large animal cestode has a pyriform apparatus that houses its oncosphere anoplocephala spp.
this is the large animal cestode that is found in ruminants moniezia spp.
the eggs of this large animal cestode are triangular Moniezia expansa
the eggs of this large animal cestode are square moniezia benedini
treatment/control of the moniezia spp. is with these two anthelmintics fenbendazole and albendazole
treatment/control of the anoplocephala spp. is with these three anthelmintics pyrantel, pyrantel pamoate, praziquantel
these platyhelminthes have an undivided body, typically posess two suckers and most of their body is composed of a reproductive system trematodes
this platyhelminthe has a complex and indirect life cycle that uses one or more hosts trematodes
this trematode is the small animal lung fluke paragonimus kellicoti
this trematode uses crayfish or freshwater crabs as the 2nd IH paragonimus kellicoti
this trematode passes eggs that are coughed up then swallowed completing the life cycle paragonimus kellicoti
this trematode is the small animal intestinal fluke alaria sp.
this trematode is zoonotic to man from frog legs, snakes, etc alaria sp.
this trematode can cause pulmonary damage alaria sp.
treatment of the small animal lung fluke are with these anthelmintics fenbendazole, albendazole, praziquantel
treatment of the small animal intestinal fluke are with these anthelmintics praziquantel, albendazole
these are the large animal flukes fasciola hepatica and fasciola gigantica
this large animal trematode is found in deer in the bile duct and have eggs that are found in the feces fascioloides magna
this large animal trematode is found in cattle in black pigmented thick walled cysts that are found in the liver fascioloides magna
this large animal trematode is found in sheep can cause severe liver damage and death, they do no mature, no eggs are produced fascioloides magna
it takes only 2-3 of these flukes to kill a ruminant fascioloides magna
there are ___ main protozoa catagories 3
this is the active feeding stage of a protozoan, also called the vegetative stage trophozoites
this is the non feeding stage of a protozoan, resistant to many environmental conditions, generally the stage used for infection to the next host cysts
these protozoan move by hair like locomotory organelles called cilia, they are commensials ciliates
this is a common ciliate found in swine that can cause ulcerations concurrent with whipworm infections balantidium coli
this ciliate is zoonotic to humans that work with swine balantidium coli
this ciliate has a large kidney shaped marcrnucleus balantidium coli
the phylum of ciliates cilophora
the phylum of flagellates sarcomastigophora
these protozoa use flagella for movement and many are also commensals found in various body systems flagellates
this flagellate is zoonotic, found in many species and causes a gray, greasy, malodorous and voluminous, not bloody diarrhea giardia sp.
this stage of giardia sp encyst in the colon trophozoites
this stage of giardia sp. is found in diarrheic feces, rounneded at the anterior end, pointed at the posterior, dorsoventrallly flattened, has a bi-lobed disk"sucker" two median bodies and a flagellae trophozoites
this stage of giardia sp. is found in formed feces, ovoid, has no flagella, and has two to four nuclei cysts
these medications are used to treat giardia sp. metronidazole, fenbendazole, furazolidone
to avoid infeciton of giardia sp. when camping drinking water should be boiled for ___ mins 5
to control outbreaks of giardia sp. in kennel situations _____ ____ can be used to help reduce clinical signs giardia vax
this protozoan is found in cats and cattle tritrichomonas foetus
this protozoan is found in the genital tract of cattle tritrichomonas foetus
this protozoan in found in the large intestine of cats tritrichomonas foetus
this protozoan is transmitted to cows during coitus; bulls are permanent carriers tritrichomonas foetus
this protozoans transmission is unknown in cats tritrichomonas foetus
this protozoan causes vaginitis, endometritis, eventual abodtion of fetus and infertility in cattle tritrichomonas foetus
this protozoan causes large bowel diarrhea that could last for months or years in cats tritrichomonas foetus
trophozoites of this protozoan are pear-shaped, have a single nucleus, 1 posterior flagella, 3 anterior flagella, pointed posterior end and have a rolling-jerky movement on direct fecal exam tritrichomonas foetus
diagnostics for tritrichomonas foetus are direct fecal exam; fecal culture
these protozoans have a complex sexual life cycle with asexual and sexual phases in a DH, some use an IH, they need to sporulate in environment b4 they are infective apicomplexa
this apicomplexan is a parasite of the intestinal tract of carnivores and herbivores coccidia
animals infected with coccidia pass unsporulated oocysts in the feces, this is a ____ stage not infective
oocysts of the coccidian sporulate in the environment, this is a ____ stage infective
animals infected with coccidia having schizonts in the small and/or large intestine, this is a __ stage asexual
animals infected with coccidia having gametes in the small and/or large intestine, this is a __ stage sexual
animals infected with coccidia having zoites in extraintestinal tissues such as the liver or spleen, this is a ___ stage sporozoites/merozoites?
zoites of the coccidian found in paratenic host such as mice, rats, hamsters, dogs, cats, opossums, cattle, others, this is a __ stage sporozoites/merozoites?
this protozoal infection is mainly seen in young or immunocompromised animals disease of coccidia
this protozoal infection may present as dehydration, lethargy, poor appetite, weight loss, secondary bacterial/viral infection, possible death disease of coccidia
these coccidia are acquired by ingestion of sporulated oocysts from contaminated environments canine and feline
these coccidian are rigidly host specific and will not infect a dog from a cat or a cat from a dog cystoisospora spp. (Isospora)
this coccidian is not known to be of zoonotic significance Isospora spp.
on standard fecal flotation Isospora have __ sporocytes each with __ sporozoites 2/4
on standard fecal flotation Eimeria have __ sporocysts each with __ sporozoites 4/4
feces infected with this protozoan may appear loose, as copious and watery diarrhea,as bloody/mucoid diarrhea, or pasty green scours coccidia
the coccidian parasite of dogs isospora canis
the coccidian parasite of cats isospora felis
the coccidian parasite of pigs isospora suis
the coccidian parasite of cattle eimeria zuernii
the coccidian parasite of horses eimeria leuckarti
given no other problems animals will generally self cure their infection and develop immunity with this coccidia species eimeria
this is the protozoan found in the small intestine of several animals including man cryptosporidium sp.
this protozoans oocysts are immediately infective when passed through fresh feces cryptosporidium sp.
infection with this protozoan in cattle could be inapparent or severe with debilitating diarrhea, cause yellow watery diarrhea and lethargy, recovery in a couple of weeks cryptosporidium sp.
this protozoal infection in immunocompetent ppl will cause watery diarrhea, fever, nausea, vomiting, bloating, abdominal tenderness, malaise, infection last for 5-10 days cryptosporidium sp.
this protozoal infection in immunocompromised ppl will cause diarrhea severe enough for hospitilization, possible life threatening due to hyperinfection, may involve respiratory tract cryptosporidium sp.
few drugs are consistently effective against this protozoan cryptosporidium sp.
these medications can be used to treat cryptosporidium sp. paromomycin, tylosin, azithromycin, nitazoxanide
cats are the only definitive host of this protozoan, zoonotic toxoplasma gondii
eventually the tissue form of this will form cysts in muscle and CNS of IH toxoplasma gondii
ingestion of undercooked meat containing cysts/ingestion of oocysts from cat feces/congenital to baby if mother first exposed during pregnancy/ingestion of tachyzoites/bradyzoites from unpasturized milk are all poss routes of infection of this protozoan toxoplasma gondii
disease of this protozoan rarely presents in cats, dogs may have fever, dyspnea, etc. sheep have abortion toxoplsma gondii
disease of this protozoan in healthy ppl has no signs or "flu-like" symptoms, if acquired congenitally may have blindness/mental impairments, immunosuppresed ppl- encephalitis/frequent cause of death toxoplasma gondii
this is a multisystemic infection characterized by granulomatous inflammation associated with tachyzoite proliferation in the tissues toxoplasmosis
lymph nodes, liver, lung, brain/spinal cord, and eyes are some organs/tissues affected when _____ disease is present toxoplasmosis
diagnosis of toxoplasmosis in animals and ppl is with ___ but has limited usefulness in cats serology
diagnosis of toxoplasmosis in animals is with ___ but has limited usefulness in cats fecal examination
there is no approved treatment for ____ in cats or dogs but clinamycin, pyrimethamine plus a sulfonamide, or trimethoprim-sulphonamide combo have shown success toxoplasmosis
pregnant women avoid litter boxes, vaccines for sheep and cats, do not feed raw meat to cats, do not eat undercooked meat are all methods of control for toxoplasmosis
this is a small intestine protozoal infection of the dog, cat, wild carnivore, man sarcocystis sp.
the parasitic tissue stage of this protozoan develops in the muscle of the IH sarcocystis sp.
the life cycle of this protozoan continues via carnivorism by the DH sarcocystis sp.
this protozoal disease in carnivores is self limiting and generally non-pathogenic sarcocystis sp.
this protozoal disease in the IH is very pathogenic and can cause weight loss, emaciation, hair loss, anemia, abortion, and equine protozoal myeloencephalitis sarcocystis sp.
treatment of sarcocystis sp. in cattle is with amprolium
treatment of sarcocystis sp. in sheep is with salinomycen
this is a protozoan of dogs that has a life cycle that is not fully understood, can have tissue stages/transplacental transmission to puppies neospora caninum
clinical disease of this protozoan in puppies is flaccid hind-limb paralysis neospora caninum
clinical disease of this protozoan in adult dogs are neurological symptoms, nodular dermatitis, pneumonia, urine/fecal incontinence neospora caninum
infection with this protozoan in cattle maybe cause abortion neospora caninum
there are no good treatment for this protozoan but protocols for toxoplasmosis may be useful neospora caninum
Created by: chop



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