Pseudophyllideans Flashcards
What is the infective stage of Pseudophyllideans to DH?
Plerocercoid
DH of spirometra?
Cats and dogs, domestic and wild (dogs, cats, raccoons, and bobcats)
IH of spirometra?
1st: copepods
2nd: aquatic vertebrates
What is the DH site of infection for spirometra?
Small intestines
What stage of spirometra is ingested by copepods (crustaceans)?
Coracidia
What stage of spirometra is ingested by the 2nd IH?
Procercoid
What is the common name for Dibothriocephalus latus?
Broad fish tapeworm
DH of Dibothriocephalus latus?
Fish-eating mammals (dogs, fox, bears, man et al.)
IH of Dibothriocephalus latus?
copepods and fish
PH of Dibothriocephalus latus?
Fish
What is the site of infection in DH for Dibothriocephalus latus?
Small intestine
What stage of Dibothriocephalus latus is ingested by 1st IH?
Coracidia
What stage of Dibothriocephalus latus is ingested by 2 IH?
Procercoid
What is a unique pathogenicity for Dibothriocephalus latus?
It can compete for Vitamin B12