Podcast
Questions and Answers
In the tsetse fly, what stage of trypomastigote development precedes the epimastigote stage?
In the tsetse fly, what stage of trypomastigote development precedes the epimastigote stage?
procyclic trypomastigotes
What specific type of trypomastigote is injected into a human during a tsetse fly's blood meal?
What specific type of trypomastigote is injected into a human during a tsetse fly's blood meal?
metacyclic trypomastigotes
By what process do procyclic trypomastigotes multiply within the tsetse fly's midgut?
By what process do procyclic trypomastigotes multiply within the tsetse fly's midgut?
binary fission
Besides blood, what other two body fluids can contain multiplying trypomastigotes in humans?
Besides blood, what other two body fluids can contain multiplying trypomastigotes in humans?
What is the infective stage for humans, labeled 'A' on the diagram, where the organism is capable of infecting a host?
What is the infective stage for humans, labeled 'A' on the diagram, where the organism is capable of infecting a host?
What stage of trypanosome development is ingested by the tsetse fly when it takes a blood meal from an infected human?
What stage of trypanosome development is ingested by the tsetse fly when it takes a blood meal from an infected human?
What process do bloodstream trypomastigotes undergo immediately after being injected into a human to establish infection?
What process do bloodstream trypomastigotes undergo immediately after being injected into a human to establish infection?
What is the name for the stage where detection and diagnosis of the infection is possible in a human, labeled as 'd' in the diagram?
What is the name for the stage where detection and diagnosis of the infection is possible in a human, labeled as 'd' in the diagram?
Flashcards
Infective Stage (A)
Infective Stage (A)
The stage in the trypanosome life cycle where the parasite is capable of infecting a new host.
Diagnostic Stage (D)
Diagnostic Stage (D)
The stage where detection and diagnosis of trypanosomiasis is possible.
Trypomastigotes
Trypomastigotes
A type of trypanosome that occurs in both the tsetse fly and the human host, characterized by a slender body and a single flagellum.
Metacyclic Trypomastigotes
Metacyclic Trypomastigotes
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Procyclic Trypomastigotes
Procyclic Trypomastigotes
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Epimastigotes
Epimastigotes
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Binary Fission
Binary Fission
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Trypanosome
Trypanosome
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