Platyhelminthes II (basics) Flashcards

0
Q

Acraspedote

A

no overlapping of proglottids

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1
Q

Pseudophyllidea (3) vs Cyclophyllidea (2)

A

Pseudophyllidea: need water, have 2 intermediate hosts, and have bothria

Cyclophyllidea: terrestrial hosts (no water needed) and have acetabula

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2
Q

Craspedote

A

Front proglottid overlaps the proglottid behind it

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3
Q

Anapolytic

A

Eggs are released singularly through a pore

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4
Q

Apolytic

A

Entire gravid proglottid is released to disperse eggs

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5
Q

Pseudophyllidean life stages

A

Coracidium
Precercoid
Pleurocercoid

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6
Q

Coracidium

A

ciliated, free-living pseudophyllidean larva

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7
Q

Precercoid

A

larva in the first intermediate pseudophyllidean host (typically an arthropod)

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8
Q

Plerocercoid

A
  • Larva in the second intermediate host
  • Infective to humans
  • Found in fish
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9
Q

Cyclophyllidean life stages

A

a. Onchosphere
b. Cysticercoid
c. Cystercus
d. Hydatid Cyst

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10
Q

Onchosphere

A
  • Shelled larval form that is passed in feces

- Usually has hooks

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11
Q

Cysticercoid

A

Larval form in the intermediate host when host is an invertebrate

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12
Q

Cysticercus

A

Larval form in intermediate host when that host is a vertebrate

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13
Q

Hydatid Cyst

A

Polyembryonic larval form in a vertebrate intermediate host

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14
Q

Diphyllobothrium latum common name

A

Fish Tapeworm

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15
Q

Taenia saginata common name

A

The Beef Tapeworm

16
Q

Taenia solium common name

A

The Pork Tapeworm

17
Q

Echinococcus granulosus defining feature

A

Teeny, little worm

18
Q

Echinococcus multilocularis distribution

A

Arctic/Subarctic Distribution

19
Q

Hymenolepis dimunata common name

A

Common Rodent Tapeworm

20
Q

Hymenolepis nana

A

The Dwarf Tapeworm of Rodents & Humans

21
Q

Taenia pisiformis host

A

Dog

22
Q

Taenia taeniaformis host

A

Cat

23
Q

Diphyllidium caninum hosts

A

dogs, cats, humans

24
Q

Moniezia expansa hosts

A

Sheep & Goats