Coccidian Life Cycle and Classification

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Questions and Answers

What is the definitive host for Cystoisospora belli?

  • Entero-string
  • Small intestine epithelial cells
  • Gastrointestinal tract
  • Humans (correct)

What is the mode of transmission for Cystoisospora belli?

  • Direct contact
  • Airborne
  • Ingestion (correct)
  • Vector-borne

What is the infectious stage of Cystoisospora belli?

  • Mature oocyst
  • Trophozoites
  • Merozoites
  • Sporozoites (correct)

What is the treatment of choice for Cystoisospora belli infection?

<p>Trimethoprim sulfamethoxazole (TMP-SMX) (B)</p> Signup and view all the answers

What is the characteristic clinical feature of Cystoisospora belli infection?

<p>Prolonged mild diarrhea (B)</p> Signup and view all the answers

What is the diagnostic method used to detect Cystoisospora belli infection?

<p>Acid-fast staining (C)</p> Signup and view all the answers

Which of the following hosts can be infected by Cryptosporidium spp.?

<p>Humans, birds, reptiles, and mammals (D)</p> Signup and view all the answers

What is the primary mode of transmission of Cryptosporidium spp.?

<p>Ingestion of contaminated food and water (A)</p> Signup and view all the answers

What are the typical symptoms of cryptosporidiosis?

<p>Watery diarrhea, dehydration, nausea, and stomach cramps (C)</p> Signup and view all the answers

Which of the following diagnostic methods is used to detect Cryptosporidium spp.?

<p>All of the above (D)</p> Signup and view all the answers

What is the primary treatment for cryptosporidiosis?

<p>All of the above (D)</p> Signup and view all the answers

What is the infective stage of Cyclospora cayetanensis?

<p>Mature Oocyst (D)</p> Signup and view all the answers

During the life cycle of Cryptosporidium spp., what is the process by which the oocyst is produced?

<p>Gametogony (A)</p> Signup and view all the answers

What is the mode of transmission of Cyclospora cayetanensis?

<p>Ingestion of contaminated food and water (C)</p> Signup and view all the answers

What is the primary treatment for Cyclosporiasis?

<p>Trimethoprim sulfamethoxazole (TMP-SMX) (B)</p> Signup and view all the answers

What is the definitive host of Cyclospora cayetanensis?

<p>Humans (A)</p> Signup and view all the answers

What is the primary location of Cyclospora cayetanensis infection in the body?

<p>Gastrointestinal Tract (A)</p> Signup and view all the answers

What is the process by which Cyclospora cayetanensis oocysts undergo development and maturation?

<p>Sporogony (D)</p> Signup and view all the answers

Flashcards

Cystoisospora belli definitive host?

Humans are the only known host.

Cystoisospora belli transmission?

Transmission occurs through ingestion of oocysts.

Cystoisospora belli infectious stage?

Sporozoites are the infectious form of the parasite.

Cystoisospora belli treatment?

Trimethoprim sulfamethoxazole (TMP-SMX)

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Cystoisospora belli symptom?

Prolonged mild diarrhea is a common symptom.

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Cystoisospora belli detection?

Acid-fast staining is used for detection.

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Cryptosporidium spp. hosts?

Humans, birds, reptiles, and mammals.

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Cryptosporidium spp. Transmission?

Ingestion of contaminated food and water.

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Cryptosporidiosis symptoms?

Watery diarrhea, dehydration, nausea, and stomach cramps.

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Cryptosporidium spp. Oocyst production?

Oocyst production during sexual reproduction.

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Cyclospora cayetanensis infectious stage?

Mature oocysts are infectious.

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Cyclospora cayetanensis transmission?

Ingestion of contaminated food and water.

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Cyclosporiasis treatment?

Trimethoprim sulfamethoxazole (TMP-SMX)

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Cyclospora cayetanensis definitive host?

Humans are the definitive host.

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Cyclospora cayetanensis location?

Gastrointestinal tract.

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Cyclospora cayetanensis development?

Oocyst development and maturation.

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