Helminthns

helmints two types

plathelminths
nemathelminths

plathelminths

cestodes - tapeworms
trematodes - flukes

nemathelminths

intestinal
tissue (filaria)

cestodes

-scolex (strong head)
Diphylobothrium Latum - sushi
Taeniasis - meats
a. saginta (beef)
b. solium (pork) eat eggs poor santiation

trematodes

hermaphroditic - multiple IM hosts, mamails def host

lung - Paragonimus westermanii from crab

liver - ○ Clonorchis sinensis from fish
○ Fasciola hepatic from plants

intestinal
Heterophyes heterophyes from fish
○ Fasciolopsis buski from plants

Trematodes - schistosomes

snail IM, SKIN PENETRATION by cecariaie

-SWIMMERS itch

Intestitnal
- mansoni - spine
- japoicum - rud spine
Uninary
- hematobium (spine)

nemathelminths - intesttinal

Ascaris Lumbricoides - round
- eggs in feces

Strongyloides sterocoralis - thread
- no egg, larve in soil, enter skin

Ancylostoma duodenale - hook
- larave in soil, skin

Enterobius vermicularis - pin
- CHILDREN, perianal itching
-eat eggs, hand to mouth

□ Trichuris trichiura - whip
- eggs

Trichinella spiralis - pork
- adult intesttine, but reside in muscle pain
DEAD end...need transmion via carnivorism

Necator americanus - hook

nemathelminths - tissue

no eggs,

Mosquito - elphantisis
Wucheria bancrofti
○ Brugia malayi
○ Brugia timori

deer fly - loa loa

black fly - river blindness
○ Onchocerca volvulus

water flea - dirty water
- ○ Dracunculus medinensis