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Questions and Answers
What is the infective stage of Plasmodium introduced into human blood by an infected Anopheles mosquito?
What is the infective stage of Plasmodium introduced into human blood by an infected Anopheles mosquito?
- Sporozoite (correct)
- Gametocyte
- Trophozoite
- Merozoite
What is the size range of the sporozoite stage of Plasmodium?
What is the size range of the sporozoite stage of Plasmodium?
- 15 to 16 μ in length and 1 to 2 µ in width
- 5 to 6 μ in length and 2 to 3 µ in width
- 8 to 9 μ in length and 0.8 to 1.2 µ in width
- 11 to 12 μ in length and 0.5 to 1 µ in width (correct)
What is found at the anterior end of a sporozoite?
What is found at the anterior end of a sporozoite?
- Central vacuole for nutrient storage
- Lateral alveoli for osmoregulation
- Apical cup with contractile rings (correct)
- Posterior flagellum for locomotion
What is the external covering of sporozoites?
What is the external covering of sporozoites?
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What is the supposed function of the elongated reservoir-like secretory organelles in a sporozoite?
What is the supposed function of the elongated reservoir-like secretory organelles in a sporozoite?
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What is the pre-patent period for P. vivax?
What is the pre-patent period for P. vivax?
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What is the incubation period for P. vivax?
What is the incubation period for P. vivax?
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Where does endo-erythrocytic schizogony occur in the life cycle of Plasmodium vivax?
Where does endo-erythrocytic schizogony occur in the life cycle of Plasmodium vivax?
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What is the duration of the incubation period for P. vivax?
What is the duration of the incubation period for P. vivax?
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