Exam 2 Flashcards
This broiler chicken is impacted with what type of Heterakoidea?
Ascaridia galli
Name this type of Heterakoidea
Ascaridia spp.
Name this type of egg
Ascaridia spp.
Name this type of egg
Ascaridia spp.
Name this type of egg
Ascaridia spp.
What heterakoidea life cycle is this?
Ascaridia galli
This impacted small intestine represents what nematode?
Ascaridia spp.
These were taken from a small intestine. Name the nematode
Ascaridia
These nematodes were taken from the cecum. Name the nematode
Heterakis
These nematodes are from the cecum. Name the nematode
Heterakis
This is a ______ egg
Heterakis
These are electron microscope pictures of _____ eggs
Heterakis
What is the common name of this parasite
Poultry cecal worm
What parasite makes these Crater-like necrotic lesions in turkeys
Histomonas meleagridis
These lesions are made by ______
Histomonas meleagridis
These lesions are made by _______
Histomonas meleagridis
The arrow is pointing to what part of the threadworm?
esophogus
The arrow is pointing to which part of the parasite
The jxn of the esophogus and the intestines
These larvated _____ eggs are usually present in young pigs
Strongyloides
This _____ egg is found in the horse
Strongyloides westeri
The arrow is pointing to a _____ egg and can be identified because it is smaller than the strongylid egg also resent on the slide
Strongyloides
These are adult _______
Strongyloides
The dog whip worm
Trichuris vulpis
These whip worms cause sporadic disease when there is a heavy infection
Trichuris vulpis
Whip worm of the pig
Trichuris suis
Stretched whip worm of the pig that infects the colon
Trichuris suis
Trichuris spp
Whip worm fecal sample
Trichuris spp
This egg is one fo the most common found in canine feces.
Also what egg is labled A?
Trichuris vulpis
A = Ancyclostoma caninum
What 3 types of eggs are present in this sample?
Trichuris vulpis, T. canis and hookworm
This whip worm was found in a pig sasmple
Trichuris suis
Damage from a whip worm found in a pig colon
Trichuris suis
Trichuris suis infects what portion of the pig?
colon
What type of eggs are these
Capillaria spp.
Name eggs from left to right
Capillaria egg and Truchuris egg
What type of egg is this
Capillaria spp.
The arrow is pointed to the ridge portion of a ____ egg. The second egg is not ridged and belongs to the _____ type
Trichuris and Capillaria
What type of Trichinelloidea is this?
Trichinella spp.
These _____ larva are encysted in skeletal muscle
Trichinella spp.
What type of muscle are these Trichinella spp. encysted in?
skeletal muscle
The common name of this creature?
The giant kidney worm
What nematode caused this enlarged kidney damage?
Dioctophyme renale
This female pinworm found in a horse
Oxyuris equi
An itchy horse has these in its feces
Oxyuris equi
What types of eggs are these
Oxyuris equi
Who do these assymetrical eggs belong too?
Oxyuris equi
What is the common name of this egg
Pinworm
The itchy gelatinous soln. the female lays her eggs in causes this symptom
Oxyuris equi
An owner calls freaking the shit out about this nematode on the horses poop. He is also pissed that he cant braid his horses tail because all the hair has been rubbed the shit off. You find these eggs upon microscopic examination.
Oxyuris equi
What nematode larval stage is on this slide
Dirofilaria immitis mff
What larval stage is microfilaria
L1
What is the common name of this nematode
heart worm
Name the nematode
Dirofilaria immitis
Name the nematode
Dirofilaria immitis
This is a crazy case of _____
Dirofilaria immitis (heart worm)
This is the blunt end of a ______
Acanthocheilonema reconditum microfilaria
This is an example of a _____
Setaria equina
Adult ____ coiled in tissue nodules
Onchocerca cervicalis
The dung beetle is the intermediate host for which nematode?
Spirocerca lupi
These large esophageal granulomas are characteristic of ____
Spirocerca lupi
What is the common name of the nematode that creates these granulomas
Esophageal worm
These nematodes come out of these granulomas
Spirocerca lupi
These are _____ eggs
Spirocerca lupi
What anatomical structure do you find Spirocerca lupi
esophagus
The arrow is pointing at the _____ around the granuloma
sarcoma
The sarcoma is formed around the _____ of the esophageal worm
granuloma
This is an example of _______ due to Spirocerca lupi
osteopathies
These osteopathies are due to ______ or commonly known as __________.
Spirocerca lupi
esophageal worm
Name the 2 eggs in this image
Trichuris vulpis and Spirocerca lupi
What type of egg is this?
Physaloptera spp.
This egg is found in 18% of the stray cats in St. Kitts
Physaloptera spp.
These ______ can be found in the stomach of dogs and cats
Physaloptera spp.
These were seen via gastroscopy but were not found during fecal float
Physaloptera spp.
Which is Draschia megastoma ?
The right one
Which is the Habronema spp.
the left one
These stomach nodules are results of which 2 parasites
Draschia megastoma Habronema spp.
Which adult parasite is in this stomach wall
Habronema spp.
What organ is this nodule found in. Product of Draschia megastoma or Habronema spp.
stomach
This is granular conjunctivitis and is a clinical sign of _____
Draschia megastoma Habronema spp.
Draschia megastoma Habronema spp. both can cause
granular conjunctivitis
Draschia megastoma Habronema spp. cause these “_____”
“summer sores”
What is the infective stage that causes these summer sores
infective L3
This parasite can infect Dogs, equids, bovine, ovine people and cause this conjunctival and lachrymal sacs
Thelazia spp.
This parasite infects Raccoons, other carnivores, dogs and cats, people and causes the subcutaneous tissue of carnivores seen in this picture. Name the nematode
Dracunculus insignis
These are a general example of what type of parasite?
trematode
(A) shows the anatomy of what body system in the trematode?
genitalia
(B) shows the anatomical features of what system in the trematode?
incomplete alimentary canal
Label the arrows
Label the structures
This is an example of what type of host in the trematode life cycle
intermediate host
The arrow is pointing at which part of the egg seen on many trematode eggs
operculum
These eggs are examples of what trematode?
Paragonimus kellicotti eggs
This is a general trematode at what stage?
miracidium
This is the tadpole like stage of the trematode
cercaria
This is the ____ stage of larval trematode development
cercaria
encysted resting stage of a trematode
metacercaria
Which trematode does this life cycle represent?
Paragonimus kellicotti
This egg is 110 um and its intermediate host is first a snail and then a crayfish
Paragonimus kellicotti
These eggs can be found in the lung
Paragonimus kellicotti
What is the scientific name of this fluke?
Nanophyetus salmincola
What type of trematode makes these eggs
Nanophyetus salmincola
What is the common name for the trematode with this life cycle?
the salmon poisoning fluke
What do you worry about when you see this pic?
Nanophyetus salmincola
What type of egg is the arrow pointing to? what two other types of eggs are present?
Alaria spp.
also toxocara and ancyclostoma
What is the arrow pointing to on the Alaria spp
ventral groove from wrapping around intestinal mucosa
What host body part does this fluke attach to with its ventral grooves?
wrapping around intestinal mucosa
What life cycle does this represent?
Alaria spp.
The arrow is pointing to the difficult to see ____ of the Alaria spp. egg
operculum
What type of trematode egg is this?
Platynosomum fastosum
This tiny little shit is called a _____
Platynosomum fastosum
This life cycle represents how cats get what is commonly known as ______
Lizard poisoning
This is a ______ which is a symptom of _____
Icterus….Platynosomum fastosum
Name the symptom of Platynosomum fastosum shown here
Hepatomegaly due to obstructed bile ducts
Hyperplastic bile ducts are a common symptom of what common disease?
lizard poisoning
Name the trematode egg
Platynosomum fastosum
Name the adult trematode
Paragonimus kellicotti
Name the trematode egg
Paragonimus kellicotti
Name the adult trematode
Nanophyetus salmincola
Name the trematode based on the egg
Nanophyetus salmincola
Name the adult trematode
Alaria spp.
identify trematode from this egg
Alaria spp.
Identify the adult fluke
Platynosomum fastosum
identify the fluke from the egg displayed
Platynosomum fastosum
This is an unstained _____ trematode
Fasciola hepatica
This Fasciola hepatica is not zoonotic? True or false
False
This is a _____ egg
Fasciola hepatica
What is the site of infection of the adults that produce these eggs
bile ducts
What parasite has this life cycle
Fasciola hepatica
These encycsted Fasciola hepatica metacarcaria are found on ____
plants
These are thicked bile ducts from ____
Fasciola hepatica
The Fasciola hepatica cause thickened ______
bile ducts
The Fasciola hepatica cause this _____
pipe-stem liver
The mature flukes were pulled from the ______
gallbladder
These eggs are from the ____ trematode
Fasciola hepatica
These little critters are
Fasciola hepatica
This fluke is ____
Fascioloides magna
This sample was taken from an elk liver name the trematode
Fascioloides magna
Name the common name of this trematode life cycle
deer fluke
What is another common name of this fluke
the american liver fluke
This is damage from what stage of Fascioloides magna
Immature flukes migrate through liver parenchyma
What tissue is the Fascioloides magna immature stages migrating through
liver paranchyma
What type of egg is this?
Paramphistomum spp.
What is the arrow pointing to on this trematode
Ventral sucker at the posterior end of the body of Paramphistomum spp.
These adult flukes are found in the rumen. Name the trematode
Paramphistomum spp.
This is an adult _____
Fasciola hepatica
This is an ____ egg
Fasciola hepatica
name the trematode
fascioloides magna
Name the trematode
Paramphistomum Spp
Name the trematode
Dicrocoelium spp
What type of trematode produces this egg
Dicrocoelium spp
This is a general example of what order of cestodes
Cyclophyllidea
What order of cestode is this?
Pseudophyllidea
What type of parasite is this?
cestode (tapeworm)
Label lines
Label A-D
Cyclophyllidea with arthropod intermediate hosts have what type of secondary larva?
What are the arrows pointing to on the Dipylidium caninum proglottid
genital pore
What are the arrows pointing to on the Dipylidium caninum
What are these cestodes?
Dipylidium caninum
Eggs of _____ are produced in packets
Dipylidium caninum
____ eggs contain hexacanth embryos occur in packets of 25-30 eggs. the hooks are visible in the eggs
Dipylidium caninum
Individual ____ eggs are sometimes possible to detect from fecal floats
Dipylidium caninum
What is this?
Ctenocephalides larva
(flea larva)
What is this?
Ctenocephalides felis felis
(cat flea)
What cestode is representing by this indirect life cycle?
Dipylidium caninum
What creature was this tapeworm taken from?
fowl
What order of cestode are these fowl tapeworms from?
cyclophyllidea
What general type of parasite is this?
cestode/tapeworm
This is a cestode from what species?
fowl
This avian tapeworm has characteristic ___ helpful for ID
hooks
What is in this sample
What are the arrows pointing to?
lappets
What species of host is this cestode found in?
horse
These are an example of which cestode?
Anoplocephala perfoliata
What is this cestode?
Anoplocephala perfoliata
Identidy these species of cestodes
Anoplocephala perfoliata (right) Anoplocephala magna (left)
Label the arrows
What species of cestodes does this life cycle represent
Anoplocephala perfoliata (1) Anoplocephala magna (2)
Identify this cestode found in a horse cecum
Anoplocephala perfoliata in cecum
What horse cestode is this found in the cecum?
Anoplocephala perfoliata
What is this arrow pointing to?
Anoplocephala perfoliata can lead to intussusception of terminal ileum and cecum
What is this arrow pointing to
Anoplocephala magna
This cestode has Proglottids have double genital pores
Moniezia spp.
This triangular egg is found in ruminant feces
Moniezia spp.
This trapezoidal egg was found in ruminant feces
Moniezia spp.
This indirect life cycle represents which cestode
Moniezia spp.
These cestodes segments are found in sheep feces what cestode does this represent?
Moniezia spp.
This is a general view of what type of parasite
cestode
These are the eggs of a specific taenia spp.
True or false
False
Eggs of Taenia spp. they all look the same
Name the 2 types of eggs in this sample
Taenia egg versus Toxocara egg
What type of larval stage do all taenia spp use (except taenia taeniaformis)
This is the general life cycle of _____
Taenia spp.
Name the larval stage and parasite that produces this symptom
Cysticerci of Taenia pisiformis
What is this picture identifying?
Taenia pisiformis armed scolex
What structure on this cestode is the arrow pointing to? Name the cestode
Taenia pisiformis mature proglottid
This adult Taenia spp. is found in what organ of the final host?
small intestine
This is a general Taenia spp. ____ found on feces
proglottid
Name the cestode that produces cysticercus in human retina
Taenia crassiceps
Taenia crassiceps cysticercus in _____
human retina
These cysticerci are made by what parasite
Taenia hydatigena
Slightly raised pale tan foci on liver parietal surface due to _____
Taenia taeniaeformis
This parasitic cyst located on the visceral surface of the liver measured about 7 mm from _______
Taenia taeniaeformis
A strobilocercus was removed from the liver and it is the larval stage of _____
Taenia taeniaeformis
_____ adult has four suckers but no hooks
Taenia saginata
All taenia have this larval stage except???
Taenia taeniaeformis
This indirect life cycle represents what parasite life cycle?
Taenia saginata
This larval infection in cow meat that the arrow is pointing to happens with what parasite
Taenia saginata
Taenia saginata encysts in cow muscle during which phase of pathogenisis?
larval stage cysticercus of Taenia saginata
This is the life cycle of _____
Taenia solium
The ____ of Taenia solium has 4 suckers and a double row of about 30 hooks
scolex
This is a drawing of an adult _____
Taenia solium
This smiling crazy lady is happy about finding what nasty adult _____
Taenia solium
These Taenia solium can be found in what species’ feces
humans and pigs
This _____ is similar to all other taenia eggs
Taenia solium
These Eggs hatch and the larva penetrate the gut wall and migrate throughout the body and encyst
Taenia solium
This cyst is found on a pig tongue
Taenia solium
Subcutaneous cysts in a Vietnamese cysticercosis patient from what parasite
Taenia solium
cysticercus in anterior chamber of human eye from what parasite?
Taenia solium
This is an adult _____
Echinococcus granulosus
These “spiny” _____ adults
Echinococcus granulosus
This is an example of a _____ egg
Echinococcus granulosus
What larval stage does Echinococcus granulosus exhibit?
These are the result of larval stage of what parasite? What are these?
Echinococcus granulosus hydatid cysts
This sample of hydatid cysts came from a dog.
True or false?
false only adults in dog/wild canids/cats
larval stage in livestock/humans
What parasite made this cyst?
Echinococcus granulosus
What parasite made this cyst?
Echinococcus granulosus
What type of life cycle does Echinococcus granulosus represent?
indirect
These animals represent a domestic life cycle of Echinococcus granulosus.
true or false?
false sylvatic life cycle
The people in this photo are from a group of people who have an intimate relationship with their dogs and livestock. They are at risk of being infected by what parasite?
Echinococcus granulosus
These are the large cysts that develop from ____ parasite. They went undiagnosed because people believed they were pregnant for years at a time
Echinococcus granulosus
These adult _____ parasites are found prevalently in foxes
Echinococcus multilocularis
Eggs of ____ look like other Taeniidae cestodes
E. multilocularis
This is an example of what parasite dz?
Alveolar Echinococcosis
Alveolar Echinococcosis has alveolar hydatid cysts as its larval stage
true or false
true
This is an example of ____
Hepatic alveolar echinococcosis
What parasite life cycle is this? Indirect or direct?
Echinococcus multilocularis… indirect life cyle
This scolex with bothria is an example of what parasite
Diphyllobothrium latum
Elongated muscular grooves that provide attachment by pinching host tissue between them
bothria type scolex
These eggs are ____ eggs
Diphyllobothrium latum
Immature operculated eggs measure 55-61 X 37-56 µm and possess a small knob at the end opposite the operculum
Diphyllobothrium latum
What is the arrow pointing at
Eggs develop in water to a coracidium
What is the arrow pointing at?
Coracidium ingested by first ih, a copepod crustacean and procercoid develops
What is the arrow pointing at?
Ingested by second ih to form plerocercoids
what is the arrow pointing at?
Final host ingests infected second ih and adult tapeworms develop
Diphyllobothrium latum adults infect which part of human?
small intestine
What is the arrow pointing at?
Eggs develop in water to a coracidium
what is the arrow pointing at?
Coracidium ingested by first ih, a copepod crustacean and procercoid develops
what are the arrows pointing at?
First intermediate host, copepod crustacean, body cavity filled with procercoids
What are the arrows pointing at?
Ingested by second ih (water snake etc) and procercoids migrate to muscles or viscera to form plerocercoids
what are the arrows pointing at?
Final host ingests infected second ih and adult tapeworms develop
what are the arrows pointing at in the Spirometra spp
top arrow = genital pore
bottom arrow = scolex
This is an example of a ______ removed from ocular conjunctiva and this is a breast _____ . both are spirometra spp.
sparganum
These are from what parasite in the sub q
spirometra spp
Gross image of entire spargana. Higher magnification showing rudimentary bothrium is shown in inset. name the parasite
spirometra spp.
