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Glossary of Block 4 PATH Exam -- Intro to Parasitology

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Cellular organization of protozoa vs helminths
Protozoa -- unicellular
Helminths -- multicellular
Adult "shape" of trematodes

What are they also known as?
Flat, NON-segmented, leaf-shaped

Flukes
Adult "shape" of cestodes

What are they also known as?
Flat, segmented

Tapeworms
Adult "shape" of nematodes

What are they also known as?
Round

Roundworms
General treatment for trematodes
Praziquantel
General treatments for Cestodes
Albendazole
Praziquantel
General treatment for Intestinal Nematodes
Albendazole
General treatments for Systemic Nematodes
Albendazole
Diethylcarbamazine
#s 1-4 parasites in terms of U.S. incidence
1 -- Trichomonas
2 -- Giardia
3 -- Cryptosporidium
4 -- Toxoplasma
#s 1-4 parasites in terms of worldwide deaths
1 -- Malaria
2 -- Dairrhea (crypto, giardia, amoeba)
3 -- Trypanosomiasis
4 -- Leishmania
#s 1-4 parasites in terms of worldwide prevalence
1 -- Ascaris
2 -- Hookworm

3 -- Schistosoma
4 -- Filaria
Ranking of contribution to worldwide DALY score
(injuries vs cancer vs CV dz vs infection vs psych)
Infection >> psych > CV dz > injuries > cancer
Malaria transmits between what?
(? and ?)
Humans and mosquitoes
Filaria transmits between what?
(? and ?)
Humans and mosquitoes
Schistosoma transmits between what?
(? and ?)
Humans and snails
Taenia solium transmits between what?
(? and ?)
Humans and pigs
What is the definition of definitive host?
Host in which parasite reaches sexual maturity
Human only parasites (4)
ASHE

A -- ascaris
S -- stronglyoides
H -- hookworm
E -- entamoeba
Significant animal/bug for toxoplasma gondii?
(ask about in H&P)
Cat
Significant animal/bug for plasmodium?
(ask about in H&P)
Mosquito
Significant animal/bug for trypanosoma cruzi?
(ask about in H&P)
Reduviid bug
Significant animal/bug for Leishmania?
(ask about in H&P)
Sandfly
Significant animal/bug for trypanosoma brucei?
(ask about in H&P)
Tsetse fly
Significant animal/bug for paragonimus westermani?
(ask about in H&P)
Crabs
Significant animal/bug for taenia saginata?
(ask about in H&P)
Cattle
Significant animal/bug for taenia solium?
(ask about in H&P)
Pig
Significant animal/bug for trichinella spiralis?
(ask about in H&P)
Carnivores
Significant animal/bug for ancylostoma?
(ask about in H&P)
Dogs & cats
Significant animal/bug for onchocerca medinensis?
(ask about in H&P)
Blackfly
Significant animal/bug for loa loa?
(ask about in H&P)
Redfly
Significant animal/bug for angiostrongylus?
(ask about in H&P)
Snail

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