NEET2020ZoologyHuman Health and DiseasesActual
The infectious stage of Plasmodium that enters the human body is
Options
- ASporozoites
- BFemale gametocytes
- CMale gametocytes
- DTrophozoites
Correct answer
A. Sporozoites
Step-by-step solution
Human infection (transmission) occurs when a female mosquito inoculates the sporozoites of Plasmodium from its salivary gland into the blood of man. The sporozoites invade the cells of the liver and reproduce through multiple fission or sporulation (asexual reproduction) called pre-erythrocytic, exoerythrocytic, or intrahepatic schizogony or merogony . Each sporozoite produces daughter merozoites. These merozoites are released into the bloodstream through the infected liver cell. Once the merozoites are in the bloo