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54 Cards in this Set

  • Front
  • Back

Tapeworm class

Cestoda

Cestoda phylum

Platyhelminthes

Holdfast

Head portion scolex and proximal portions needed to grow

Scolex

Head of tapeworm

Rostellum

Dome shaped, usually has hooks

Bothria

Longitudinal grooves (no hooks)

Proglottids

Segments, sites of reproduction

Strobila

Chain of Proglottids, most mature distal from scolex

Which stage of tapeworm life cycle is the pathogenic stage?

Larval stage

(One scolex) cystercercus

Fluid filled

(One scolex) cystercercoid

Solid sac

(Many scolices) coenurus

Single sac

(Many scolices) hydatid

Multiple sacs and scolices

Dipylidium caninum

Flea tapeworm

Flea tapeworm intermediate host

Flea (dog louse)

Flea tapeworm definitive host

Dogs and cats

Flea tapeworm pathology

Mild to nonexistent, enteritis(diarrhea), abdominal discomfort

Taenia scolex has how many rows of hooks?

Two

Beef tapeworm

T. saginata

Final host of beef tapeworm

Small intestine of man

Intermediate host of beef tapeworm

Muscle of cattle

Pork tapeworm

T. solium

Final host of pork tapeworm

Small intestine of man

Intermediate host of pork tapeworm

Muscle of pig

Gid (sheep)

Blindness, head pressing, I coordination

T. pisiformis

Rabbit tapeworm

T. taeniaformis

Cat tapeworm

T. multiceps

Coenurus Tapeworm

Rabbit tapeworm final host

Dog

Rabbit tapeworm intermediate host

Rabbits abdominal cavity

Cat tapeworm final host

Cat

Cat tapeworm intermediate host

Rat or mouse liver

Coenurus tapeworm final host

Canids (foxes, canines, dogs, wolf)

Coenurus tapeworm intermediate host

Ruminants

Hydatid tapeworm

Echinococcus granulosus

Hydatid tapeworm intermediate host

Sheep(humans and other mammals)

Hydatid tapeworm final host

Dogs

Hydatid tapeworm pathology

Cysts (hydated) in intermediate hosts

Alveolar hydatid tapeworm

Echinococcus multilocularis

Alveolar hydatid tapeworm intermediate host

Rodents (humans and other mammals)

Alveolar hydatid tapeworm final host

Dogs and cats

Sheep tapeworm

Moniezia

Sheep tapeworm intermediate host

Oribated mite (grain mite)

Sheep tapeworm final host

Ruminants

Lappeted tapeworm

Anoplocephala perfoliata

Lappeted tapeworm intermediate host

Oribatid mite

Lappeted tapeworm final host

Horses

Large scolex tapeworm (same intermediate and final host as lappeted)

Anoplocephala manga

Fish tapeworm

Diphyllobothrium Latum

Fish tapeworm intermediate host

Fish

Fish tapeworm final host

Bobcat(human)

Thorny headed worm

Macracanthorhynchus hirudinaceus

Thorny headed worm intermediate host

Beetle

Thorny headed worm final host

Swine