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CHAPTER PAGE I The Scope of Parasitology
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adult amebas animals appear arthropods Ascaris bacteria become birds blood body cattle cause cavity cells cercariae cestodes ciliates common copepods courtesy cycle cyst cytoplasm digestive disease dogs dorsal duct ecological ectoparasites eggs endosome Entamoeba Entamoeba histolytica environment enzymes evolution example excretory factors feces feed female fish flagellates fleas flies flukes forms free-living genera genital genus gills glands granules hatch helminths histolytica hookworm host specificity infection intermediate hosts intestine invertebrates larvae larval stages lice live liver macrogametocyte malaria male mammals mature membrane metabolism metacercariae mice microns migrate mites molt mosquito mouth nematodes normal nucleus numbers occur oocyst organs ovary oxygen parasites Parasitol Parasitology pathogenic physiological plant Plasmodium population possess posterior end probably proglottids protozoa rats rediae reproduction scolex segments sexual skin snail species sporocyst sporozoites sucker tapeworm ticks tion tissue trematodes trophozoite Trypanosoma usually uterus vertebrate host wasps worms