Cestodes Flashcards

1
Q
  1. DH canids; IH rabbits
  2. Metacestode:cysticercus (liver/mesentery)
  3. Most common tape of canines
A

Taenia pisiformis

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2
Q
  1. DH canids; IH ruminants, swine

2. Metacestode:cysticercus (peritoneal membranes)

A

Taenia hydatigena

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3
Q
  1. DH felids; IH rodents
  2. Metacestode:strobilocercus (liver/peritoneum)
  3. Only tape of cats
A

Taenia taeniaeformis

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4
Q
  1. DH canids; IH sheep
  2. Metacestode: coenurus
  3. Important internationally in sheep production
A

Taenia multiceps

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5
Q
  1. DH canids; IH rabbits and cats
  2. Metacestode: coenurus
  3. Important in cats: Coenurus in brain
A

Taenia serialis

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6
Q
  1. DH human; IH swine
  2. Humans can become IH; pathology from cysticercus
  3. Metacestode:cysticercus (muscle)
  4. Pork tape, “measly pork”
A

Taenia solium

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7
Q
  1. DH human; IH cattle
  2. Metacestode:cysticercus (muscle)
  3. Beef tape, “measly beef”
A

Taenia saginata

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8
Q
  1. DH canids; primarily ungulates
  2. Metacestode: unilocular hydatid cyst (liver/lung/other)
  3. Slyvatic cycle in wildlife; Domestic cycle in domestic species
  4. Zoonotic risk: humans as IH
A

Echinococcus granulosus

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9
Q
  1. DH canids; IH rodents
  2. Metacestode:multilocular hydatid cyst (abdominal cavity)
  3. Slyvatic cycle in wildlife; Domestic cycle in domestic species
  4. Zoonotic risk: humans rarely IH
A

Echinococcus multilocularis

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10
Q

i. DH felids and canids; IH C. felis (flea)
ii. Metacestode:cysticercoid
iii. Double pored (each side)
iv. PPP 2-3 weeks, shorter than usual 1.5-2 months

A

Dipylidium caninum

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11
Q

i. DH ruminants; IH oribatid mites
ii. Metacestode:cysticercoid
iii. Square egg

A

Moniesia sp

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12
Q
  1. DH equids; IH oribatid (free living mites)
  2. Metacestode:cysticercoid
  3. Can be found outside SI unlike all other tapes
  4. Proglottids and eggs sheg; proglottids unable to be seen with eye
  5. Eggs have “pyriform apparatus”
  6. Adults small and square shaped
A

Anoplocephala perfoliata

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13
Q
  1. Very similar to A. perfoliata; larger and no lappets, relatively harmless
A

Anoplocephala magna

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14
Q
  1. Similar to A. perfoliata; smaller and no lappets, relatively harmless
A

Paranoplocephala mamillana

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15
Q

i. DH small ruminants (rarely cattle/deer); IH booklice/bark lice
ii. Metacestode:cysticercoid
iii. Proglottids shed in feces; egg packets similar to D. caninum
iv. “Fringed” tapeworm

A

Thysanosoma sp

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16
Q

i. DH felids (bobcats), canids, and racoons; 1st IH copepod; 2nd IH non-fish vertebrates
ii. No proglottids shed, operculate eggs

A

Spirometra spp (S. mansonoides)

17
Q

i. DH canids, felids, humans; 1st IH copepod; 2nd IH freshwater fish
ii. Central pore
iii. Operculate egg

A

Diphyllobothrium latum