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MIC 541-Exam 5-Parisitology 10
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What body area do nematodes infect?
Intestinal tract
What are nematodes treated with?
mebendazole
Albendazole
Pyrantel pamoate
What would you use Mebendazole, Albendazole and pyrantel to treat?
Nematodes
How long do Nematodes last in the gut?
Long periods
What type of parasite is a Pinworm?
Helminth-Nematode - Intestinal Nematode
What is the best adapted and most widespread nematode?
Pinworms/Enterobius vermicularis
What is Enterobius vermicularis?
Pinworm
What is another term for Enterobius vermicularis?
Pinworm
What Helminth has the simplest lifecycle?
Enterobius vermicularis
Describe the lifecycle of Enterobius vermicularis:
Male and female mate in intestines
eggs laid in rectal area
Itching by host causes re-infection by oral fecal route
Dust particles transmit to other hosts
If Enterobius vermicularis is found in a patient what should their treatment include?
The whole family at once
What causes itching in patients with Enterobius vermicularis?
Wiggling of the female
What type of parasite is Ascaris lumbricoides?
Helminth-Nematode-Intestinal-Nematode
How many people are infected with Ascaris lumbricoides?
>1 billion worldwide
How many people in the U.S. are infected with Ascaris lumbricoides?
4 million
Where does Ascaris lumbrocoides reside in the body?
Small intestine
What is an environmental requirement for Ascaris lumbricoides?
Warm humid climate for eggs to mature in feces
How many eggs do female Ascaris lumbricoides lay per day?
200,000
Once passed from the feces, how long does it take for Ascaris lumbricoides eggs to mature in the soil?
10-14 days
Describe the lifecycle of Ascaris lumbricoides:
Eggs ingested
Hatch in intestine
Larvae released into blood
Rupture blood vessels and enter the lung
coughed up and swallowed
Return to intestine
How does Ascaris lumbricoides cause damage to th ehost?
Larvae in lungs
Intestinal obstruction
Author
kyleannkelsey
ID
218364
Card Set
MIC 541-Exam 5-Parisitology 10
Description
MIC 541-Exam 5-Parisitology 10
Updated
5/7/2013, 9:11:31 PM
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