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Past Exam for ENT 156 - Bio Of Paras at UC Davis (UCD)

Exam Information

Material Type:Exam
Professor:Staff
Class:ENT 156 - Bio Of Paras
Subject:Entomology
University:University of California - Davis
Term:--
Keywords:
  • Protein Supplements
  • Necator Americanus
  • Ancylostoma Caninum
  • Soil Pollution
  • Transmission
  • Penetration
  • Concentration
  • Life History
  • Development
  • Alternatives
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Sample Document Text

1 ENT 156 Topic 8: Hookworms & CLM "The disease induced by the hookworm. was never suspected to be a disease at all. The people who had it were merely supposed to be lazy, and were therefore despised and made fun of, when they should have been pitied." -Mark Twain Hookworms .Order Strongylida, Superfamily Ancylostomatoidea - "nested within" Rhabditina .Strongylida includes many economically important parasites of large animals .Hookworms named for their body shape, a dorsal curve anteriorly V D Male bursa Hookworms (cont.) .Parasites of the small intestine -- feed on mucosa, rbc and plasma .Why do hookworms take blood? Mostly undigested. .Two main species in humans, each about 10mm long as adults -Ancylostoma duodenale -Necator americanus .Rarely, Ancylostoma caninum (dog hookworm) will develop to adults in humans Only in humans 2 "Old World" hookworm .Ancylostoma duodenale - originally distributed in Europe, Orient, Mid-East .Has distinct teeth in stoma .Consumes ~10x more b...

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