parasites classifications Flashcards
intestinal protozoa that cause diarrhea:
- Entamoeba histolytica
- Giardia lamblia
- Cryptosporidium
- Isospora and cyclospora
fecal oral route
- Entamoeba histolytica
- Giardia lamblia
- Cryptosporidium
- Isospora and cyclospora
protozoan infections in AIDs pts
Cryptosporidium
isospora
Toxoplasma gondii
Pneumocystis carinii (P. jiroveci)
can cross the placenta
toxoplasma gondii
blood borne flagellates
Leishmania and trypanosome ( rhodesiense, gambiense, cruzi) balantidum coli
free living meningitis causing amoebas
- Naegleria fowleri
- Acanthamoeba
- Balamuthia mandrillaris
protozoa of malaria
Plasmodium falciparum, plasmodium vivax, plasmodium ovale, plasmodium malariae, and plasmodium knowlesi.
malaria bugs that remain dormant in the liver
P. vivax and P. ovale
2 malaria bugs that cause severe clinical manifestations
o P. falciparum (brain and kidney)
o P. Knowlesi
Leishmania:
tropica, chagasi, major, braziliensis, donovani
sexually transmitted protozoan
trichomonas vaginalis
nematodes
intestinal:
- Ascaris lumbricoides
- trichuris trichiura (whipworm)
- enterobius vermicularis (pinworm).
- Necator americanus (hookworm)
- strongyloides stercoralis.
- Trichinella spiralis (esp from pork)
blood and tissue:
- Onchocerca volvulus
- Wuchereria bancrofti and brugia malayi
- Dracunculus medinensis (guinea worm)
Cutaneous larval migrans
intestinal nematodes
- Ascaris lumbricoides
- trichuris trichiura (whipworm)
- enterobius vermicularis (pinworm).
- Necator americanus (hookworm)
- strongyloides stercoralis.
- Trichinella spiralis (esp from pork)
blood and tissue nematodes
- Onchocerca volvulus
- Wuchereria bancrofti and brugia malayi
- Dracunculus medinensis (guinea worm)
Nematodes Acquired by the ingestion of eggs
Ascaris lumbricoides, trichuris trichiura (whipworm), and enterobius vermicularis (pinworm).
Nematodes Acquired when the larvae penetrate the skin
Necator americanus (hookworm) and strongyloides stercoralis.
Acquired when eating encysted larvae while eating meat
Trichinella spiralis (esp from pork)
once in the lung, can be coughed up and swallowed to get into the intestinal tract
Ascaris lumbricoides, Necator americanus (hookworm), strongyloides stercoralis:
intestinal enmatodes that not go into blood or lungs
trichuris trichiura (whipworm), and enterobius vermicularis (pinworm).
platyhelminths (flatworms)
Trematodes (flukes)
-Schistosoma (blood flukes)
Cestodes (tapeworms)
- Taenia solium (pork tapeworm)
- Taenia saginata (beef tapeworm)
- Diphyllobothrium latum (fish tapeworm)
- Hymenolepis nana (dwarf tapeworm)
- Echinococcus granulosus and multilocularis
Trematodes (flukes)
-Schistosoma (blood flukes)
Cestodes (tapeworms)
- Taenia solium (pork tapeworm)
- Taenia saginata (beef tapeworm)
- Diphyllobothrium latum (fish tapeworm)
- Hymenolepis nana (dwarf tapeworm)
- Echinococcus granulosus and multilocularis
