MIC 541-Exam 5-Parisitology 8

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Where does toxoplasma gondii reproduce?

In the GI of cats
When do oocytes of Toxoplasma gondii become infective?

3-4 days
How do cats release Toxoplasma gondii?

Oocytes in the feces
Are human intentional hosts of Toxoplasma gondii?

No, accidental
How do humans become infected with Toxoplasma gondii?
- Ingesting cysts in meat
- OR
- oocytes
What cells do Toxoplasma gondii travel in?

Macrophages
What part of the body does Toxoplasma gondii cause the most issues in?

The brain
What form does Toxoplasma gondii take in humans?

Cyst
How many people in the U.S. are infected with T. gondii?

60 million
What group can T. gondii be fatal in?

immunocomprimised
The normal host has what symptoms of T. gondii?

Asymptomatic or mono-like symptoms
What is the treatment for Toxoplasma gondii?
- Pyrimethamine
- Sulfadiazine
What can Toxoplasma gondii cause in pregnant women?
- Spontaneous abortions
- blindness/retardation in infants
Can T/ gondii spread to the fetus in pregnant women?

Yes
What groups should not touch litter boxes?
- Pregnant women
- HIV infected
- Transplant patients
What causes Cryptosporidiosis?

Cryptosporidium parvum
What type of disease is cryptosporidiosis?

Gastroenteritis
What does Cryptosporidium parvum cause?

Cryptosporidiosis
What are the symptoms of Cryptosporidiosis?
- explosive watery diarrhea
- NO BLOOD OR MUCUS
What is the treatment for Cryptosporidiosis
- Nitrazoxanide, if comprimised
- Usually no treatment because it is self-limiting
What is Nitrazoxanide used to treat?

Cryptosporidium parvum infections
How is Cryptosporidium parvum transmitted?
- Fecal oral route
- Person to person
- Domestic animals to people

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kyleannkelsey

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MIC 541-Exam 5-Parisitology 8

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MIC 541-Exam 5-Parisitology 8

Updated

2013-05-07T21:09:41Z

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