An Introduction to Parasitology |
From inside the book
Results 1-3 of 21
Page 17
... feed on blood , tissue fluids and mucus . The infective third stage larva is accidentally swallowed by the host when it feeds . Members of the Ascaridina are generally intestinal parasites of verte- brates . The life cycle is usually ...
... feed on blood , tissue fluids and mucus . The infective third stage larva is accidentally swallowed by the host when it feeds . Members of the Ascaridina are generally intestinal parasites of verte- brates . The life cycle is usually ...
Page 37
... is often provided with valves to prevent backflow . Nematodes feed on a variety of substances including plant juices , bacteria , particulate matter and fluids . Ascaris ingests the contents of the host intestine . The hookworms feed on.
... is often provided with valves to prevent backflow . Nematodes feed on a variety of substances including plant juices , bacteria , particulate matter and fluids . Ascaris ingests the contents of the host intestine . The hookworms feed on.
Page 38
... feed by taking in fluids ; and many other worms feed by external digestion of various tissues and absorbing the resultant fluid ( extra - corporeal digestion ) . Nematodes possess a number of digestive enzymes . Those forms which use ...
... feed by taking in fluids ; and many other worms feed by external digestion of various tissues and absorbing the resultant fluid ( extra - corporeal digestion ) . Nematodes possess a number of digestive enzymes . Those forms which use ...
Contents
The Nature of Parasitism | 1 |
The Physiology of Transmission | 33 |
HostParasite Interactions | 42 |
Copyright | |
2 other sections not shown
Common terms and phrases
acids active adult animals antibody antigen Ascaris bacteria bladder blood body cavity body surface causing cercariae cestodes ciliated Coccidia copepod culture cuticle cycle cyclophyllid cyst develop Digenea digenes digenetic flukes digestive disease eaten egg or cyst endoparasitic Entamoeba environment enzymes escape evolved factors faeces Fasciola hepatica feed female worm final host flagellates flame cell genus gland groups of parasites growth habitats histolytica immunity infective forms infective stage ingested intermediate host intestine intracellular invertebrates larvae larval stages layer leaving the host liver macrogametocyte mammals mature worm medium membrane metabolism migrate miracidium Monogenea monogenes mosquito nematodes nutrients nutritional occurs oocyst organisms oxygen parasitic amoebae parasitic nematodes parasitology penetrate pharynx physiology plant Plasmodium platyhelminths plerocercoid possess posterior predation production protein Protozoa rediae resistant result Schistosoma second intermediate host secreted serum smear species Spirurida Sporozoa sporozoites stage larva stimulated strongyles tapeworms tissue transmission trophozoite trypanosomes usually vitro wall