Question:
Sand flies play significant role in spreading Kala-azar because they
Sand flies play significant role in spreading Kala-azar because they
Updated On: Aug 15, 2022
- Suck blood only from the patients suffering from kala-azar
- Convert amastigote into promastigote
- Engulf amastigote at the time of blood sucking from the infected persons
- Inject promastigote into the body of non-infected persons at the time of blood sucking
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The Correct Option is D
Solution and Explanation
Sand fly takes a blood meal and injec s m crophages infected with amastigotes $?$ Amastigotes transform into promastigote stage in midgut $?$ Divide in midgut and migrate to proboscis $?$ Amastigotes again get transferred into the skin of host during taking blood as meal.
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